/* Generated by Cython 0.25.2 */

/* BEGIN: Cython Metadata
{
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            "/usr/lib/python3/dist-packages/numpy/core/include/numpy/arrayobject.h",
            "/usr/lib/python3/dist-packages/numpy/core/include/numpy/ufuncobject.h"
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}
END: Cython Metadata */

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#include "numpy/ufuncobject.h"
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#include "math.h"
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static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
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#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
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#endif
#define __Pyx_PyObject_AsSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_ASSUME_SAFE_MACROS
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
#else
#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
#endif
#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


/* Test for GCC > 2.95 */
#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
  #define likely(x)   __builtin_expect(!!(x), 1)
  #define unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ or GCC < 2.95 */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */

static PyObject *__pyx_m;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static PyObject *__pyx_empty_unicode;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;

/* Header.proto */
#if !defined(CYTHON_CCOMPLEX)
  #if defined(__cplusplus)
    #define CYTHON_CCOMPLEX 1
  #elif defined(_Complex_I)
    #define CYTHON_CCOMPLEX 1
  #else
    #define CYTHON_CCOMPLEX 0
  #endif
#endif
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #include <complex>
  #else
    #include <complex.h>
  #endif
#endif
#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
  #undef _Complex_I
  #define _Complex_I 1.0fj
#endif


static const char *__pyx_f[] = {
  "sklearn/neighbors/quad_tree.pyx",
  "sklearn/neighbors/quad_tree.pxd",
  "__init__.pxd",
  "stringsource",
  "type.pxd",
  "bool.pxd",
  "complex.pxd",
  "sklearn/tree/_criterion.pxd",
  "sklearn/tree/_splitter.pxd",
  "sklearn/tree/_tree.pxd",
  "sklearn/tree/_utils.pxd",
};

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":725
 * # in Cython to enable them only on the right systems.
 * 
 * ctypedef npy_int8       int8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 */
typedef npy_int8 __pyx_t_5numpy_int8_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":726
 * 
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t
 */
typedef npy_int16 __pyx_t_5numpy_int16_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":727
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int64      int64_t
 * #ctypedef npy_int96      int96_t
 */
typedef npy_int32 __pyx_t_5numpy_int32_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":728
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_int96      int96_t
 * #ctypedef npy_int128     int128_t
 */
typedef npy_int64 __pyx_t_5numpy_int64_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":732
 * #ctypedef npy_int128     int128_t
 * 
 * ctypedef npy_uint8      uint8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 */
typedef npy_uint8 __pyx_t_5numpy_uint8_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":733
 * 
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t
 */
typedef npy_uint16 __pyx_t_5numpy_uint16_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":734
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint64     uint64_t
 * #ctypedef npy_uint96     uint96_t
 */
typedef npy_uint32 __pyx_t_5numpy_uint32_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":735
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_uint96     uint96_t
 * #ctypedef npy_uint128    uint128_t
 */
typedef npy_uint64 __pyx_t_5numpy_uint64_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":739
 * #ctypedef npy_uint128    uint128_t
 * 
 * ctypedef npy_float32    float32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_float64    float64_t
 * #ctypedef npy_float80    float80_t
 */
typedef npy_float32 __pyx_t_5numpy_float32_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":740
 * 
 * ctypedef npy_float32    float32_t
 * ctypedef npy_float64    float64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_float80    float80_t
 * #ctypedef npy_float128   float128_t
 */
typedef npy_float64 __pyx_t_5numpy_float64_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":749
 * # The int types are mapped a bit surprising --
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t
 */
typedef npy_long __pyx_t_5numpy_int_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":750
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   longlong_t
 * 
 */
typedef npy_longlong __pyx_t_5numpy_long_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":751
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_ulong      uint_t
 */
typedef npy_longlong __pyx_t_5numpy_longlong_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":753
 * ctypedef npy_longlong   longlong_t
 * 
 * ctypedef npy_ulong      uint_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t
 */
typedef npy_ulong __pyx_t_5numpy_uint_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":754
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":755
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_intp       intp_t
 */
typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":757
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":758
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":760
 * ctypedef npy_uintp      uintp_t
 * 
 * ctypedef npy_double     float_t             # <<<<<<<<<<<<<<
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t
 */
typedef npy_double __pyx_t_5numpy_float_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":761
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":762
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cfloat      cfloat_t
 */
typedef npy_longdouble __pyx_t_5numpy_longdouble_t;

/* "_criterion.pxd":15
 * cimport numpy as np
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X             # <<<<<<<<<<<<<<
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 */
typedef npy_float32 __pyx_t_7sklearn_4tree_10_criterion_DTYPE_t;

/* "_criterion.pxd":16
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight             # <<<<<<<<<<<<<<
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 */
typedef npy_float64 __pyx_t_7sklearn_4tree_10_criterion_DOUBLE_t;

/* "_criterion.pxd":17
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters             # <<<<<<<<<<<<<<
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 */
typedef npy_intp __pyx_t_7sklearn_4tree_10_criterion_SIZE_t;

/* "_criterion.pxd":18
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer             # <<<<<<<<<<<<<<
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 */
typedef npy_int32 __pyx_t_7sklearn_4tree_10_criterion_INT32_t;

/* "_criterion.pxd":19
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer             # <<<<<<<<<<<<<<
 * 
 * cdef class Criterion:
 */
typedef npy_uint32 __pyx_t_7sklearn_4tree_10_criterion_UINT32_t;

/* "_splitter.pxd":17
 * from ._criterion cimport Criterion
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X             # <<<<<<<<<<<<<<
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 */
typedef npy_float32 __pyx_t_7sklearn_4tree_9_splitter_DTYPE_t;

/* "_splitter.pxd":18
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight             # <<<<<<<<<<<<<<
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 */
typedef npy_float64 __pyx_t_7sklearn_4tree_9_splitter_DOUBLE_t;

/* "_splitter.pxd":19
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters             # <<<<<<<<<<<<<<
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 */
typedef npy_intp __pyx_t_7sklearn_4tree_9_splitter_SIZE_t;

/* "_splitter.pxd":20
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer             # <<<<<<<<<<<<<<
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 */
typedef npy_int32 __pyx_t_7sklearn_4tree_9_splitter_INT32_t;

/* "_splitter.pxd":21
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer             # <<<<<<<<<<<<<<
 * 
 * cdef struct SplitRecord:
 */
typedef npy_uint32 __pyx_t_7sklearn_4tree_9_splitter_UINT32_t;

/* "_tree.pxd":16
 * cimport numpy as np
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X             # <<<<<<<<<<<<<<
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 */
typedef npy_float32 __pyx_t_7sklearn_4tree_5_tree_DTYPE_t;

/* "_tree.pxd":17
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight             # <<<<<<<<<<<<<<
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 */
typedef npy_float64 __pyx_t_7sklearn_4tree_5_tree_DOUBLE_t;

/* "_tree.pxd":18
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters             # <<<<<<<<<<<<<<
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 */
typedef npy_intp __pyx_t_7sklearn_4tree_5_tree_SIZE_t;

/* "_tree.pxd":19
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer             # <<<<<<<<<<<<<<
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 */
typedef npy_int32 __pyx_t_7sklearn_4tree_5_tree_INT32_t;

/* "_tree.pxd":20
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer             # <<<<<<<<<<<<<<
 * 
 * from ._splitter cimport Splitter
 */
typedef npy_uint32 __pyx_t_7sklearn_4tree_5_tree_UINT32_t;

/* "sklearn/tree/_utils.pxd":16
 * from sklearn.neighbors.quad_tree cimport Cell
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X             # <<<<<<<<<<<<<<
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 */
typedef npy_float32 __pyx_t_7sklearn_4tree_6_utils_DTYPE_t;

/* "sklearn/tree/_utils.pxd":17
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight             # <<<<<<<<<<<<<<
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 */
typedef npy_float64 __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t;

/* "sklearn/tree/_utils.pxd":18
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters             # <<<<<<<<<<<<<<
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 */
typedef npy_intp __pyx_t_7sklearn_4tree_6_utils_SIZE_t;

/* "sklearn/tree/_utils.pxd":19
 * ctypedef np.npy_float64 DOUBLE_t         # Type of y, sample_weight
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer             # <<<<<<<<<<<<<<
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 */
typedef npy_int32 __pyx_t_7sklearn_4tree_6_utils_INT32_t;

/* "sklearn/tree/_utils.pxd":20
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer             # <<<<<<<<<<<<<<
 * 
 * cdef enum:
 */
typedef npy_uint32 __pyx_t_7sklearn_4tree_6_utils_UINT32_t;

/* "sklearn/neighbors/quad_tree.pxd":12
 * cimport numpy as np
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X             # <<<<<<<<<<<<<<
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 */
typedef npy_float32 __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t;

/* "sklearn/neighbors/quad_tree.pxd":13
 * 
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters             # <<<<<<<<<<<<<<
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 */
typedef npy_intp __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t;

/* "sklearn/neighbors/quad_tree.pxd":14
 * ctypedef np.npy_float32 DTYPE_t          # Type of X
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer             # <<<<<<<<<<<<<<
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 */
typedef npy_int32 __pyx_t_7sklearn_9neighbors_9quad_tree_INT32_t;

/* "sklearn/neighbors/quad_tree.pxd":15
 * ctypedef np.npy_intp SIZE_t              # Type for indices and counters
 * ctypedef np.npy_int32 INT32_t            # Signed 32 bit integer
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer             # <<<<<<<<<<<<<<
 * 
 * # This is effectively an ifdef statement in Cython
 */
typedef npy_uint32 __pyx_t_7sklearn_9neighbors_9quad_tree_UINT32_t;
/* Declarations.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< float > __pyx_t_float_complex;
  #else
    typedef float _Complex __pyx_t_float_complex;
  #endif
#else
    typedef struct { float real, imag; } __pyx_t_float_complex;
#endif
static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);

/* Declarations.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< double > __pyx_t_double_complex;
  #else
    typedef double _Complex __pyx_t_double_complex;
  #endif
#else
    typedef struct { double real, imag; } __pyx_t_double_complex;
#endif
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double);


/*--- Type declarations ---*/
struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion;
struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter;
struct __pyx_obj_7sklearn_4tree_5_tree_Tree;
struct __pyx_obj_7sklearn_4tree_5_tree_TreeBuilder;
struct __pyx_obj_7sklearn_4tree_6_utils_Stack;
struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap;
struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue;
struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator;
struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":764
 * ctypedef npy_longdouble longdouble_t
 * 
 * ctypedef npy_cfloat      cfloat_t             # <<<<<<<<<<<<<<
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t
 */
typedef npy_cfloat __pyx_t_5numpy_cfloat_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":765
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":766
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cdouble     complex_t
 */
typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;

/* "../../../../../usr/lib/python3/dist-packages/Cython/Includes/numpy/__init__.pxd":768
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;
struct __pyx_t_7sklearn_4tree_9_splitter_SplitRecord;
struct __pyx_opt_args_7sklearn_4tree_9_splitter_8Splitter_init;

/* "_splitter.pxd":23
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 * cdef struct SplitRecord:             # <<<<<<<<<<<<<<
 *     # Data to track sample split
 *     SIZE_t feature         # Which feature to split on.
 */
struct __pyx_t_7sklearn_4tree_9_splitter_SplitRecord {
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t feature;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t pos;
  double threshold;
  double improvement;
  double impurity_left;
  double impurity_right;
};

/* "_splitter.pxd":84
 * 
 *     # Methods
 *     cdef int init(self, object X, np.ndarray y,             # <<<<<<<<<<<<<<
 *                   DOUBLE_t* sample_weight,
 *                   np.ndarray X_idx_sorted=*) except -1
 */
struct __pyx_opt_args_7sklearn_4tree_9_splitter_8Splitter_init {
  int __pyx_n;
  PyArrayObject *X_idx_sorted;
};
struct __pyx_t_7sklearn_4tree_5_tree_Node;
struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree__resize_c;
struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree_compute_feature_importances;
struct __pyx_opt_args_7sklearn_4tree_5_tree_11TreeBuilder_build;

/* "_tree.pxd":25
 * from ._splitter cimport SplitRecord
 * 
 * cdef struct Node:             # <<<<<<<<<<<<<<
 *     # Base storage structure for the nodes in a Tree object
 * 
 */
struct __pyx_t_7sklearn_4tree_5_tree_Node {
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t left_child;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t right_child;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t feature;
  __pyx_t_7sklearn_4tree_5_tree_DOUBLE_t threshold;
  __pyx_t_7sklearn_4tree_5_tree_DOUBLE_t impurity;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t n_node_samples;
  __pyx_t_7sklearn_4tree_5_tree_DOUBLE_t weighted_n_node_samples;
};

/* "_tree.pxd":63
 *                           double weighted_n_samples) nogil except -1
 *     cdef int _resize(self, SIZE_t capacity) nogil except -1
 *     cdef int _resize_c(self, SIZE_t capacity=*) nogil except -1             # <<<<<<<<<<<<<<
 * 
 *     cdef np.ndarray _get_value_ndarray(self)
 */
struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree__resize_c {
  int __pyx_n;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t capacity;
};

/* "_tree.pxd":78
 *     cdef object _decision_path_sparse_csr(self, object X)
 * 
 *     cpdef compute_feature_importances(self, normalize=*)             # <<<<<<<<<<<<<<
 * 
 * 
 */
struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree_compute_feature_importances {
  int __pyx_n;
  PyObject *normalize;
};

/* "_tree.pxd":102
 *     cdef double min_impurity_decrease   # Impurity threshold for early stopping
 * 
 *     cpdef build(self, Tree tree, object X, np.ndarray y,             # <<<<<<<<<<<<<<
 *                 np.ndarray sample_weight=*,
 *                 np.ndarray X_idx_sorted=*)
 */
struct __pyx_opt_args_7sklearn_4tree_5_tree_11TreeBuilder_build {
  int __pyx_n;
  PyArrayObject *sample_weight;
  PyArrayObject *X_idx_sorted;
};
struct __pyx_t_7sklearn_4tree_6_utils_StackRecord;
struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord;
struct __pyx_t_7sklearn_4tree_6_utils_WeightedPQueueRecord;

/* "sklearn/tree/_utils.pxd":22
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 * cdef enum:             # <<<<<<<<<<<<<<
 *     # Max value for our rand_r replacement (near the bottom).
 *     # We don't use RAND_MAX because it's different across platforms and
 */
enum  {
  __pyx_e_7sklearn_4tree_6_utils_RAND_R_MAX = 0x7FFFFFFF
};

/* "sklearn/tree/_utils.pxd":69
 * 
 * # A record on the stack for depth-first tree growing
 * cdef struct StackRecord:             # <<<<<<<<<<<<<<
 *     SIZE_t start
 *     SIZE_t end
 */
struct __pyx_t_7sklearn_4tree_6_utils_StackRecord {
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t start;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t end;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t depth;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t parent;
  int is_left;
  double impurity;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t n_constant_features;
};

/* "sklearn/tree/_utils.pxd":95
 * 
 * # A record on the frontier for best-first tree growing
 * cdef struct PriorityHeapRecord:             # <<<<<<<<<<<<<<
 *     SIZE_t node_id
 *     SIZE_t start
 */
struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord {
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t node_id;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t start;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t end;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t pos;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t depth;
  int is_leaf;
  double impurity;
  double impurity_left;
  double impurity_right;
  double improvement;
};

/* "sklearn/tree/_utils.pxd":126
 * 
 * # A record stored in the WeightedPQueue
 * cdef struct WeightedPQueueRecord:             # <<<<<<<<<<<<<<
 *     DOUBLE_t data
 *     DOUBLE_t weight
 */
struct __pyx_t_7sklearn_4tree_6_utils_WeightedPQueueRecord {
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t data;
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t weight;
};
struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell;
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point;
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child;
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize;
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize_c;
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell;

/* "sklearn/neighbors/quad_tree.pxd":20
 * # It allows us to write printf debugging lines
 * # and remove them at compile time
 * cdef enum:             # <<<<<<<<<<<<<<
 *     DEBUGFLAG = 0
 * 
 */
enum  {
  __pyx_e_7sklearn_9neighbors_9quad_tree_DEBUGFLAG = 0
};

/* "sklearn/neighbors/quad_tree.pxd":28
 * # have is_leaf and max_width consecutive as it permits to avoid padding by
 * # the compiler and keep the size coherent for both C and numpy data structures.
 * cdef struct Cell:             # <<<<<<<<<<<<<<
 *     # Base storage stucture for cells in a QuadTree object
 * 
 */
struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell {
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t parent;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t children[8];
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t cell_id;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t point_index;
  int is_leaf;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t squared_max_width;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t depth;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t cumulative_size;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t center[3];
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t barycenter[3];
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t min_bounds[3];
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t max_bounds[3];
};

/* "sklearn/neighbors/quad_tree.pxd":74
 * 
 *     # Point insertion methods
 *     cdef int insert_point(self, DTYPE_t[3] point, SIZE_t point_index,             # <<<<<<<<<<<<<<
 *                           SIZE_t cell_id=*) nogil except -1
 *     cdef SIZE_t _insert_point_in_new_child(self, DTYPE_t[3] point, Cell* cell,
 */
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point {
  int __pyx_n;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t cell_id;
};

/* "sklearn/neighbors/quad_tree.pxd":76
 *     cdef int insert_point(self, DTYPE_t[3] point, SIZE_t point_index,
 *                           SIZE_t cell_id=*) nogil except -1
 *     cdef SIZE_t _insert_point_in_new_child(self, DTYPE_t[3] point, Cell* cell,             # <<<<<<<<<<<<<<
 *                                            SIZE_t point_index, SIZE_t size=*
 *                                            ) nogil
 */
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child {
  int __pyx_n;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t size;
};

/* "sklearn/neighbors/quad_tree.pxd":83
 * 
 *     # Create a summary of the Tree compare to a query point
 *     cdef long summarize(self, DTYPE_t[3] point, DTYPE_t* results,             # <<<<<<<<<<<<<<
 *                         float squared_theta=*, int cell_id=*, long idx=*
 *                         ) nogil
 */
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize {
  int __pyx_n;
  float squared_theta;
  int cell_id;
  long idx;
};

/* "sklearn/neighbors/quad_tree.pxd":98
 *     # Private array manipulation to manage the ``cells`` array
 *     cdef int _resize(self, SIZE_t capacity) nogil except -1
 *     cdef int _resize_c(self, SIZE_t capacity=*) nogil except -1             # <<<<<<<<<<<<<<
 *     cdef int _get_cell(self, DTYPE_t[3] point, SIZE_t cell_id=*) nogil except -1
 *     cdef np.ndarray _get_cell_ndarray(self)
 */
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize_c {
  int __pyx_n;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t capacity;
};

/* "sklearn/neighbors/quad_tree.pxd":99
 *     cdef int _resize(self, SIZE_t capacity) nogil except -1
 *     cdef int _resize_c(self, SIZE_t capacity=*) nogil except -1
 *     cdef int _get_cell(self, DTYPE_t[3] point, SIZE_t cell_id=*) nogil except -1             # <<<<<<<<<<<<<<
 *     cdef np.ndarray _get_cell_ndarray(self)
 */
struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell {
  int __pyx_n;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t cell_id;
};

/* "_criterion.pxd":21
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 * cdef class Criterion:             # <<<<<<<<<<<<<<
 *     # The criterion computes the impurity of a node and the reduction of
 *     # impurity of a split on that node. It also computes the output statistics
 */
struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_10_criterion_Criterion *__pyx_vtab;
  __pyx_t_7sklearn_4tree_10_criterion_DOUBLE_t *y;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t y_stride;
  __pyx_t_7sklearn_4tree_10_criterion_DOUBLE_t *sample_weight;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t *samples;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t start;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t pos;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t end;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t n_outputs;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t n_samples;
  __pyx_t_7sklearn_4tree_10_criterion_SIZE_t n_node_samples;
  double weighted_n_samples;
  double weighted_n_node_samples;
  double weighted_n_left;
  double weighted_n_right;
  double *sum_total;
  double *sum_left;
  double *sum_right;
};


/* "_splitter.pxd":34
 *     double impurity_right  # Impurity of the right split.
 * 
 * cdef class Splitter:             # <<<<<<<<<<<<<<
 *     # The splitter searches in the input space for a feature and a threshold
 *     # to split the samples samples[start:end].
 */
struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_9_splitter_Splitter *__pyx_vtab;
  struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *criterion;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t max_features;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t min_samples_leaf;
  double min_weight_leaf;
  PyObject *random_state;
  __pyx_t_7sklearn_4tree_9_splitter_UINT32_t rand_r_state;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t *samples;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t n_samples;
  double weighted_n_samples;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t *features;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t *constant_features;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t n_features;
  __pyx_t_7sklearn_4tree_9_splitter_DTYPE_t *feature_values;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t start;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t end;
  int presort;
  __pyx_t_7sklearn_4tree_9_splitter_DOUBLE_t *y;
  __pyx_t_7sklearn_4tree_9_splitter_SIZE_t y_stride;
  __pyx_t_7sklearn_4tree_9_splitter_DOUBLE_t *sample_weight;
};


/* "_tree.pxd":37
 * 
 * 
 * cdef class Tree:             # <<<<<<<<<<<<<<
 *     # The Tree object is a binary tree structure constructed by the
 *     # TreeBuilder. The tree structure is used for predictions and
 */
struct __pyx_obj_7sklearn_4tree_5_tree_Tree {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_5_tree_Tree *__pyx_vtab;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t n_features;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t *n_classes;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t n_outputs;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t max_n_classes;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t max_depth;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t node_count;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t capacity;
  struct __pyx_t_7sklearn_4tree_5_tree_Node *nodes;
  double *value;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t value_stride;
};


/* "_tree.pxd":85
 * # =============================================================================
 * 
 * cdef class TreeBuilder:             # <<<<<<<<<<<<<<
 *     # The TreeBuilder recursively builds a Tree object from training samples,
 *     # using a Splitter object for splitting internal nodes and assigning
 */
struct __pyx_obj_7sklearn_4tree_5_tree_TreeBuilder {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_5_tree_TreeBuilder *__pyx_vtab;
  struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *splitter;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t min_samples_split;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t min_samples_leaf;
  double min_weight_leaf;
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t max_depth;
  double min_impurity_split;
  double min_impurity_decrease;
};


/* "sklearn/tree/_utils.pxd":78
 *     SIZE_t n_constant_features
 * 
 * cdef class Stack:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t top
 */
struct __pyx_obj_7sklearn_4tree_6_utils_Stack {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_6_utils_Stack *__pyx_vtab;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t capacity;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t top;
  struct __pyx_t_7sklearn_4tree_6_utils_StackRecord *stack_;
};


/* "sklearn/tree/_utils.pxd":107
 *     double improvement
 * 
 * cdef class PriorityHeap:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t heap_ptr
 */
struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_6_utils_PriorityHeap *__pyx_vtab;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t capacity;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t heap_ptr;
  struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord *heap_;
};


/* "sklearn/tree/_utils.pxd":130
 *     DOUBLE_t weight
 * 
 * cdef class WeightedPQueue:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t array_ptr
 */
struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedPQueue *__pyx_vtab;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t capacity;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t array_ptr;
  struct __pyx_t_7sklearn_4tree_6_utils_WeightedPQueueRecord *array_;
};


/* "sklearn/tree/_utils.pxd":150
 * # =============================================================================
 * 
 * cdef class WeightedMedianCalculator:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t initial_capacity
 *     cdef WeightedPQueue samples
 */
struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedMedianCalculator *__pyx_vtab;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t initial_capacity;
  struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *samples;
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t total_weight;
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t k;
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t sum_w_0_k;
};


/* "sklearn/neighbors/quad_tree.pxd":54
 * 
 * 
 * cdef class _QuadTree:             # <<<<<<<<<<<<<<
 *     # The QuadTree object is a quad tree structure constructed by inserting
 *     # recursively points in the tree and splitting cells in 4 so that each
 */
struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree {
  PyObject_HEAD
  struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_vtab;
  int n_dimensions;
  int verbose;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t n_cells_per_cell;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t max_depth;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t cell_count;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t capacity;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t n_points;
  struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *cells;
};



/* "_criterion.pxd":21
 * ctypedef np.npy_uint32 UINT32_t          # Unsigned 32 bit integer
 * 
 * cdef class Criterion:             # <<<<<<<<<<<<<<
 *     # The criterion computes the impurity of a node and the reduction of
 *     # impurity of a split on that node. It also computes the output statistics
 */

struct __pyx_vtabstruct_7sklearn_4tree_10_criterion_Criterion {
  int (*init)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *, __pyx_t_7sklearn_4tree_10_criterion_DOUBLE_t *, __pyx_t_7sklearn_4tree_10_criterion_SIZE_t, __pyx_t_7sklearn_4tree_10_criterion_DOUBLE_t *, double, __pyx_t_7sklearn_4tree_10_criterion_SIZE_t *, __pyx_t_7sklearn_4tree_10_criterion_SIZE_t, __pyx_t_7sklearn_4tree_10_criterion_SIZE_t);
  int (*reset)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *);
  int (*reverse_reset)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *);
  int (*update)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *, __pyx_t_7sklearn_4tree_10_criterion_SIZE_t);
  double (*node_impurity)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *);
  void (*children_impurity)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *, double *, double *);
  void (*node_value)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *, double *);
  double (*impurity_improvement)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *, double);
  double (*proxy_impurity_improvement)(struct __pyx_obj_7sklearn_4tree_10_criterion_Criterion *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_10_criterion_Criterion *__pyx_vtabptr_7sklearn_4tree_10_criterion_Criterion;


/* "_splitter.pxd":34
 *     double impurity_right  # Impurity of the right split.
 * 
 * cdef class Splitter:             # <<<<<<<<<<<<<<
 *     # The splitter searches in the input space for a feature and a threshold
 *     # to split the samples samples[start:end].
 */

struct __pyx_vtabstruct_7sklearn_4tree_9_splitter_Splitter {
  int (*init)(struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *, PyObject *, PyArrayObject *, __pyx_t_7sklearn_4tree_9_splitter_DOUBLE_t *, struct __pyx_opt_args_7sklearn_4tree_9_splitter_8Splitter_init *__pyx_optional_args);
  int (*node_reset)(struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *, __pyx_t_7sklearn_4tree_9_splitter_SIZE_t, __pyx_t_7sklearn_4tree_9_splitter_SIZE_t, double *);
  int (*node_split)(struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *, double, struct __pyx_t_7sklearn_4tree_9_splitter_SplitRecord *, __pyx_t_7sklearn_4tree_9_splitter_SIZE_t *);
  void (*node_value)(struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *, double *);
  double (*node_impurity)(struct __pyx_obj_7sklearn_4tree_9_splitter_Splitter *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_9_splitter_Splitter *__pyx_vtabptr_7sklearn_4tree_9_splitter_Splitter;


/* "_tree.pxd":37
 * 
 * 
 * cdef class Tree:             # <<<<<<<<<<<<<<
 *     # The Tree object is a binary tree structure constructed by the
 *     # TreeBuilder. The tree structure is used for predictions and
 */

struct __pyx_vtabstruct_7sklearn_4tree_5_tree_Tree {
  __pyx_t_7sklearn_4tree_5_tree_SIZE_t (*_add_node)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, __pyx_t_7sklearn_4tree_5_tree_SIZE_t, int, int, __pyx_t_7sklearn_4tree_5_tree_SIZE_t, double, double, __pyx_t_7sklearn_4tree_5_tree_SIZE_t, double);
  int (*_resize)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, __pyx_t_7sklearn_4tree_5_tree_SIZE_t);
  int (*_resize_c)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree__resize_c *__pyx_optional_args);
  PyArrayObject *(*_get_value_ndarray)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *);
  PyArrayObject *(*_get_node_ndarray)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *);
  PyArrayObject *(*predict)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *, int __pyx_skip_dispatch);
  PyArrayObject *(*apply)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *, int __pyx_skip_dispatch);
  PyArrayObject *(*_apply_dense)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *);
  PyArrayObject *(*_apply_sparse_csr)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *);
  PyObject *(*decision_path)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *, int __pyx_skip_dispatch);
  PyObject *(*_decision_path_dense)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *);
  PyObject *(*_decision_path_sparse_csr)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *);
  PyObject *(*compute_feature_importances)(struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, int __pyx_skip_dispatch, struct __pyx_opt_args_7sklearn_4tree_5_tree_4Tree_compute_feature_importances *__pyx_optional_args);
};
static struct __pyx_vtabstruct_7sklearn_4tree_5_tree_Tree *__pyx_vtabptr_7sklearn_4tree_5_tree_Tree;


/* "_tree.pxd":85
 * # =============================================================================
 * 
 * cdef class TreeBuilder:             # <<<<<<<<<<<<<<
 *     # The TreeBuilder recursively builds a Tree object from training samples,
 *     # using a Splitter object for splitting internal nodes and assigning
 */

struct __pyx_vtabstruct_7sklearn_4tree_5_tree_TreeBuilder {
  PyObject *(*build)(struct __pyx_obj_7sklearn_4tree_5_tree_TreeBuilder *, struct __pyx_obj_7sklearn_4tree_5_tree_Tree *, PyObject *, PyArrayObject *, int __pyx_skip_dispatch, struct __pyx_opt_args_7sklearn_4tree_5_tree_11TreeBuilder_build *__pyx_optional_args);
  PyObject *(*_check_input)(struct __pyx_obj_7sklearn_4tree_5_tree_TreeBuilder *, PyObject *, PyArrayObject *, PyArrayObject *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_5_tree_TreeBuilder *__pyx_vtabptr_7sklearn_4tree_5_tree_TreeBuilder;


/* "sklearn/tree/_utils.pxd":78
 *     SIZE_t n_constant_features
 * 
 * cdef class Stack:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t top
 */

struct __pyx_vtabstruct_7sklearn_4tree_6_utils_Stack {
  int (*is_empty)(struct __pyx_obj_7sklearn_4tree_6_utils_Stack *);
  int (*push)(struct __pyx_obj_7sklearn_4tree_6_utils_Stack *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, int, double, __pyx_t_7sklearn_4tree_6_utils_SIZE_t);
  int (*pop)(struct __pyx_obj_7sklearn_4tree_6_utils_Stack *, struct __pyx_t_7sklearn_4tree_6_utils_StackRecord *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_6_utils_Stack *__pyx_vtabptr_7sklearn_4tree_6_utils_Stack;


/* "sklearn/tree/_utils.pxd":107
 *     double improvement
 * 
 * cdef class PriorityHeap:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t heap_ptr
 */

struct __pyx_vtabstruct_7sklearn_4tree_6_utils_PriorityHeap {
  int (*is_empty)(struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap *);
  void (*heapify_up)(struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap *, struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t);
  void (*heapify_down)(struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap *, struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t);
  int (*push)(struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, __pyx_t_7sklearn_4tree_6_utils_SIZE_t, int, double, double, double, double);
  int (*pop)(struct __pyx_obj_7sklearn_4tree_6_utils_PriorityHeap *, struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_6_utils_PriorityHeap *__pyx_vtabptr_7sklearn_4tree_6_utils_PriorityHeap;


/* "sklearn/tree/_utils.pxd":130
 *     DOUBLE_t weight
 * 
 * cdef class WeightedPQueue:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t capacity
 *     cdef SIZE_t array_ptr
 */

struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedPQueue {
  int (*is_empty)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *);
  int (*reset)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *);
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t (*size)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *);
  int (*push)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  int (*remove)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  int (*pop)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *);
  int (*peek)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *);
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t (*get_weight_from_index)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t);
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t (*get_value_from_index)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedPQueue *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t);
};
static struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedPQueue *__pyx_vtabptr_7sklearn_4tree_6_utils_WeightedPQueue;


/* "sklearn/tree/_utils.pxd":150
 * # =============================================================================
 * 
 * cdef class WeightedMedianCalculator:             # <<<<<<<<<<<<<<
 *     cdef SIZE_t initial_capacity
 *     cdef WeightedPQueue samples
 */

struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedMedianCalculator {
  __pyx_t_7sklearn_4tree_6_utils_SIZE_t (*size)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *);
  int (*push)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  int (*reset)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *);
  int (*update_median_parameters_post_push)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  int (*remove)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  int (*pop)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *);
  int (*update_median_parameters_post_remove)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t, __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t);
  __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t (*get_median)(struct __pyx_obj_7sklearn_4tree_6_utils_WeightedMedianCalculator *);
};
static struct __pyx_vtabstruct_7sklearn_4tree_6_utils_WeightedMedianCalculator *__pyx_vtabptr_7sklearn_4tree_6_utils_WeightedMedianCalculator;


/* "sklearn/neighbors/quad_tree.pyx":63
 * 
 * 
 * cdef class _QuadTree:             # <<<<<<<<<<<<<<
 *     """Array-based representation of a QuadTree.
 * 
 */

struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree {
  int (*insert_point)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point *__pyx_optional_args);
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t (*_insert_point_in_new_child)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child *__pyx_optional_args);
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t (*_select_child)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *);
  int (*_is_duplicate)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *);
  long (*summarize)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize *__pyx_optional_args);
  void (*_init_cell)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t);
  void (*_init_root)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *);
  int (*_check_point_in_cell)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *);
  int (*_resize)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t);
  int (*_resize_c)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize_c *__pyx_optional_args);
  int (*_get_cell)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell *__pyx_optional_args);
  PyArrayObject *(*_get_cell_ndarray)(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *);
};
static struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_vtabptr_7sklearn_9neighbors_9quad_tree__QuadTree;

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/* GetBuiltinName.proto */
static PyObject *__Pyx_GetBuiltinName(PyObject *name);

/* RaiseArgTupleInvalid.proto */
static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);

/* RaiseDoubleKeywords.proto */
static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

/* ParseKeywords.proto */
static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
    const char* function_name);

/* SliceObject.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetSlice(
        PyObject* obj, Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** py_start, PyObject** py_stop, PyObject** py_slice,
        int has_cstart, int has_cstop, int wraparound);

/* GetItemInt.proto */
#define __Pyx_GetItemInt(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Fast(o, (Py_ssize_t)i, is_list, wraparound, boundscheck) :\
    (is_list ? (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL) :\
               __Pyx_GetItemInt_Generic(o, to_py_func(i))))
#define __Pyx_GetItemInt_List(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_List_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
#define __Pyx_GetItemInt_Tuple(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Tuple_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "tuple index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i,
                                                     int is_list, int wraparound, int boundscheck);

/* GetModuleGlobalName.proto */
static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name);

/* PyObjectCall.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
#else
#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
#endif

/* PyFloatBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyFloat_AddCObj(PyObject *op1, PyObject *op2, double floatval, int inplace);
#else
#define __Pyx_PyFloat_AddCObj(op1, op2, floatval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

/* PyCFunctionFastCall.proto */
#if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject *__Pyx_PyCFunction_FastCall(PyObject *func, PyObject **args, Py_ssize_t nargs);
#else
#define __Pyx_PyCFunction_FastCall(func, args, nargs)  (assert(0), NULL)
#endif

/* PyFunctionFastCall.proto */
#if CYTHON_FAST_PYCALL
#define __Pyx_PyFunction_FastCall(func, args, nargs)\
    __Pyx_PyFunction_FastCallDict((func), (args), (nargs), NULL)
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, int nargs, PyObject *kwargs);
#else
#define __Pyx_PyFunction_FastCallDict(func, args, nargs, kwargs) _PyFunction_FastCallDict(func, args, nargs, kwargs)
#endif
#endif

/* PyObjectCallMethO.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg);
#endif

/* PyObjectCallOneArg.proto */
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg);

/* PyFloatBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyFloat_AddObjC(PyObject *op1, PyObject *op2, double floatval, int inplace);
#else
#define __Pyx_PyFloat_AddObjC(op1, op2, floatval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

/* ForceInitThreads.proto */
#ifndef __PYX_FORCE_INIT_THREADS
  #define __PYX_FORCE_INIT_THREADS 0
#endif

/* PyThreadStateGet.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
#define __Pyx_PyThreadState_assign  __pyx_tstate = PyThreadState_GET();
#else
#define __Pyx_PyThreadState_declare
#define __Pyx_PyThreadState_assign
#endif

/* PyErrFetchRestore.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
#endif

/* WriteUnraisableException.proto */
static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename,
                                  int full_traceback, int nogil);

/* RaiseException.proto */
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);

/* PyObjectCallNoArg.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func);
#else
#define __Pyx_PyObject_CallNoArg(func) __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL)
#endif

/* PySequenceContains.proto */
static CYTHON_INLINE int __Pyx_PySequence_ContainsTF(PyObject* item, PyObject* seq, int eq) {
    int result = PySequence_Contains(seq, item);
    return unlikely(result < 0) ? result : (result == (eq == Py_EQ));
}

/* ExtTypeTest.proto */
static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);

/* KeywordStringCheck.proto */
static CYTHON_INLINE int __Pyx_CheckKeywordStrings(PyObject *kwdict, const char* function_name, int kw_allowed);

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_EqObjC(op1, op2, intval, inplace)\
    PyObject_RichCompare(op1, op2, Py_EQ)
    #endif

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_AddObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

/* DictGetItem.proto */
#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
    PyObject *value;
    value = PyDict_GetItemWithError(d, key);
    if (unlikely(!value)) {
        if (!PyErr_Occurred()) {
            PyObject* args = PyTuple_Pack(1, key);
            if (likely(args))
                PyErr_SetObject(PyExc_KeyError, args);
            Py_XDECREF(args);
        }
        return NULL;
    }
    Py_INCREF(value);
    return value;
}
#else
    #define __Pyx_PyDict_GetItem(d, key) PyObject_GetItem(d, key)
#endif

/* RaiseTooManyValuesToUnpack.proto */
static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);

/* RaiseNeedMoreValuesToUnpack.proto */
static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);

/* RaiseNoneIterError.proto */
static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);

/* SaveResetException.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ExceptionSave(type, value, tb)  __Pyx__ExceptionSave(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx__ExceptionSave(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#define __Pyx_ExceptionReset(type, value, tb)  __Pyx__ExceptionReset(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx__ExceptionReset(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
#else
#define __Pyx_ExceptionSave(type, value, tb)   PyErr_GetExcInfo(type, value, tb)
#define __Pyx_ExceptionReset(type, value, tb)  PyErr_SetExcInfo(type, value, tb)
#endif

/* PyErrExceptionMatches.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyErr_ExceptionMatches(err) __Pyx_PyErr_ExceptionMatchesInState(__pyx_tstate, err)
static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err);
#else
#define __Pyx_PyErr_ExceptionMatches(err)  PyErr_ExceptionMatches(err)
#endif

/* GetException.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_GetException(type, value, tb)  __Pyx__GetException(__pyx_tstate, type, value, tb)
static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);
#endif

/* SetVTable.proto */
static int __Pyx_SetVtable(PyObject *dict, void *vtable);

/* GetVTable.proto */
static void* __Pyx_GetVtable(PyObject *dict);

/* Import.proto */
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

/* ImportFrom.proto */
static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name);

/* GetNameInClass.proto */
static PyObject *__Pyx_GetNameInClass(PyObject *nmspace, PyObject *name);

/* CodeObjectCache.proto */
typedef struct {
    PyCodeObject* code_object;
    int code_line;
} __Pyx_CodeObjectCacheEntry;
struct __Pyx_CodeObjectCache {
    int count;
    int max_count;
    __Pyx_CodeObjectCacheEntry* entries;
};
static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
static PyCodeObject *__pyx_find_code_object(int code_line);
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);

/* AddTraceback.proto */
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename);

/* None.proto */
static CYTHON_INLINE long __Pyx_pow_long(long, long);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value);

/* None.proto */
static CYTHON_INLINE int __Pyx_ErrOccurredWithGIL(void); /* proto */

/* RealImag.proto */
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #define __Pyx_CREAL(z) ((z).real())
    #define __Pyx_CIMAG(z) ((z).imag())
  #else
    #define __Pyx_CREAL(z) (__real__(z))
    #define __Pyx_CIMAG(z) (__imag__(z))
  #endif
#else
    #define __Pyx_CREAL(z) ((z).real)
    #define __Pyx_CIMAG(z) ((z).imag)
#endif
#if defined(__cplusplus) && CYTHON_CCOMPLEX\
        && (defined(_WIN32) || defined(__clang__) || (defined(__GNUC__) && (__GNUC__ >= 5 || __GNUC__ == 4 && __GNUC_MINOR__ >= 4 )) || __cplusplus >= 201103)
    #define __Pyx_SET_CREAL(z,x) ((z).real(x))
    #define __Pyx_SET_CIMAG(z,y) ((z).imag(y))
#else
    #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x)
    #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y)
#endif

/* Arithmetic.proto */
#if CYTHON_CCOMPLEX
    #define __Pyx_c_eq_float(a, b)   ((a)==(b))
    #define __Pyx_c_sum_float(a, b)  ((a)+(b))
    #define __Pyx_c_diff_float(a, b) ((a)-(b))
    #define __Pyx_c_prod_float(a, b) ((a)*(b))
    #define __Pyx_c_quot_float(a, b) ((a)/(b))
    #define __Pyx_c_neg_float(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zero_float(z) ((z)==(float)0)
    #define __Pyx_c_conj_float(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_abs_float(z)     (::std::abs(z))
        #define __Pyx_c_pow_float(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zero_float(z) ((z)==0)
    #define __Pyx_c_conj_float(z)    (conjf(z))
    #if 1
        #define __Pyx_c_abs_float(z)     (cabsf(z))
        #define __Pyx_c_pow_float(a, b)  (cpowf(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eq_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sum_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_diff_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prod_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_neg_float(__pyx_t_float_complex);
    static CYTHON_INLINE int __Pyx_c_is_zero_float(__pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conj_float(__pyx_t_float_complex);
    #if 1
        static CYTHON_INLINE float __Pyx_c_abs_float(__pyx_t_float_complex);
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_pow_float(__pyx_t_float_complex, __pyx_t_float_complex);
    #endif
#endif

/* Arithmetic.proto */
#if CYTHON_CCOMPLEX
    #define __Pyx_c_eq_double(a, b)   ((a)==(b))
    #define __Pyx_c_sum_double(a, b)  ((a)+(b))
    #define __Pyx_c_diff_double(a, b) ((a)-(b))
    #define __Pyx_c_prod_double(a, b) ((a)*(b))
    #define __Pyx_c_quot_double(a, b) ((a)/(b))
    #define __Pyx_c_neg_double(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zero_double(z) ((z)==(double)0)
    #define __Pyx_c_conj_double(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_abs_double(z)     (::std::abs(z))
        #define __Pyx_c_pow_double(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zero_double(z) ((z)==0)
    #define __Pyx_c_conj_double(z)    (conj(z))
    #if 1
        #define __Pyx_c_abs_double(z)     (cabs(z))
        #define __Pyx_c_pow_double(a, b)  (cpow(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eq_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg_double(__pyx_t_double_complex);
    static CYTHON_INLINE int __Pyx_c_is_zero_double(__pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj_double(__pyx_t_double_complex);
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs_double(__pyx_t_double_complex);
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow_double(__pyx_t_double_complex, __pyx_t_double_complex);
    #endif
#endif

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value);

/* CIntFromPy.proto */
static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_As_Py_intptr_t(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *);

/* CheckBinaryVersion.proto */
static int __Pyx_check_binary_version(void);

/* PyObjectSetAttrStr.proto */
#if CYTHON_USE_TYPE_SLOTS
#define __Pyx_PyObject_DelAttrStr(o,n) __Pyx_PyObject_SetAttrStr(o,n,NULL)
static CYTHON_INLINE int __Pyx_PyObject_SetAttrStr(PyObject* obj, PyObject* attr_name, PyObject* value) {
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_setattro))
        return tp->tp_setattro(obj, attr_name, value);
#if PY_MAJOR_VERSION < 3
    if (likely(tp->tp_setattr))
        return tp->tp_setattr(obj, PyString_AS_STRING(attr_name), value);
#endif
    return PyObject_SetAttr(obj, attr_name, value);
}
#else
#define __Pyx_PyObject_DelAttrStr(o,n)   PyObject_DelAttr(o,n)
#define __Pyx_PyObject_SetAttrStr(o,n,v) PyObject_SetAttr(o,n,v)
#endif

/* VoidPtrExport.proto */
static int __Pyx_ExportVoidPtr(PyObject *name, void *p, const char *sig);

/* PyIdentifierFromString.proto */
#if !defined(__Pyx_PyIdentifier_FromString)
#if PY_MAJOR_VERSION < 3
  #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s)
#else
  #define __Pyx_PyIdentifier_FromString(s) PyUnicode_FromString(s)
#endif
#endif

/* ModuleImport.proto */
static PyObject *__Pyx_ImportModule(const char *name);

/* TypeImport.proto */
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);

/* FunctionImport.proto */
static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig);

/* InitStrings.proto */
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_point_index, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point *__pyx_optional_args); /* proto*/
static __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_point_index, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child *__pyx_optional_args); /* proto*/
static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__is_duplicate(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point1, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point2); /* proto*/
static __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__select_child(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell); /* proto*/
static void __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__init_cell(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_parent, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_depth); /* proto*/
static void __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__init_root(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_min_bounds, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_max_bounds); /* proto*/
static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__check_point_in_cell(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell); /* proto*/
static long __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_results, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize *__pyx_optional_args); /* proto*/
static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell *__pyx_optional_args); /* proto*/
static PyArrayObject *__pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__get_cell_ndarray(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self); /* proto*/
static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_capacity); /* proto*/
static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize_c(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__resize_c *__pyx_optional_args); /* proto*/

/* Module declarations from 'cpython.buffer' */

/* Module declarations from 'libc.string' */

/* Module declarations from 'libc.stdio' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;

/* Module declarations from 'cpython.version' */

/* Module declarations from 'cpython.exc' */

/* Module declarations from 'cpython.module' */

/* Module declarations from 'cpython.mem' */

/* Module declarations from 'cpython.tuple' */

/* Module declarations from 'cpython.list' */

/* Module declarations from 'cpython.sequence' */

/* Module declarations from 'cpython.mapping' */

/* Module declarations from 'cpython.iterator' */

/* Module declarations from 'cpython.number' */

/* Module declarations from 'cpython.int' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.bool' */
static PyTypeObject *__pyx_ptype_7cpython_4bool_bool = 0;

/* Module declarations from 'cpython.long' */

/* Module declarations from 'cpython.float' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.complex' */
static PyTypeObject *__pyx_ptype_7cpython_7complex_complex = 0;

/* Module declarations from 'cpython.string' */

/* Module declarations from 'cpython.unicode' */

/* Module declarations from 'cpython.dict' */

/* Module declarations from 'cpython.instance' */

/* Module declarations from 'cpython.function' */

/* Module declarations from 'cpython.method' */

/* Module declarations from 'cpython.weakref' */

/* Module declarations from 'cpython.getargs' */

/* Module declarations from 'cpython.pythread' */

/* Module declarations from 'cpython.pystate' */

/* Module declarations from 'cpython.cobject' */

/* Module declarations from 'cpython.oldbuffer' */

/* Module declarations from 'cpython.set' */

/* Module declarations from 'cpython.bytes' */

/* Module declarations from 'cpython.pycapsule' */

/* Module declarations from 'cpython' */

/* Module declarations from 'cpython.object' */

/* Module declarations from 'cpython.ref' */

/* Module declarations from 'libc.stdlib' */

/* Module declarations from 'numpy' */

/* Module declarations from 'numpy' */
static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/
static CYTHON_INLINE int __pyx_f_5numpy_import_array(void); /*proto*/

/* Module declarations from 'sklearn.tree._criterion' */
static PyTypeObject *__pyx_ptype_7sklearn_4tree_10_criterion_Criterion = 0;

/* Module declarations from 'sklearn.tree._splitter' */
static PyTypeObject *__pyx_ptype_7sklearn_4tree_9_splitter_Splitter = 0;

/* Module declarations from 'sklearn.tree._tree' */
static PyTypeObject *__pyx_ptype_7sklearn_4tree_5_tree_Tree = 0;
static PyTypeObject *__pyx_ptype_7sklearn_4tree_5_tree_TreeBuilder = 0;

/* Module declarations from 'sklearn.tree._utils' */
static PyTypeObject *__pyx_ptype_7sklearn_4tree_6_utils_Stack = 0;
static PyTypeObject *__pyx_ptype_7sklearn_4tree_6_utils_PriorityHeap = 0;
static PyTypeObject *__pyx_ptype_7sklearn_4tree_6_utils_WeightedPQueue = 0;
static PyTypeObject *__pyx_ptype_7sklearn_4tree_6_utils_WeightedMedianCalculator = 0;
static PyArrayObject *(*__pyx_f_7sklearn_4tree_6_utils_sizet_ptr_to_ndarray)(__pyx_t_7sklearn_4tree_6_utils_SIZE_t *, __pyx_t_7sklearn_4tree_6_utils_SIZE_t); /*proto*/
static __pyx_t_7sklearn_4tree_6_utils_DTYPE_t *(*__pyx_fuse_0__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(__pyx_t_7sklearn_4tree_6_utils_DTYPE_t **, size_t); /*proto*/
static __pyx_t_7sklearn_4tree_6_utils_SIZE_t *(*__pyx_fuse_1__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(__pyx_t_7sklearn_4tree_6_utils_SIZE_t **, size_t); /*proto*/
static unsigned char *(*__pyx_fuse_2__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(unsigned char **, size_t); /*proto*/
static struct __pyx_t_7sklearn_4tree_6_utils_WeightedPQueueRecord *(*__pyx_fuse_3__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_4tree_6_utils_WeightedPQueueRecord **, size_t); /*proto*/
static __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t *(*__pyx_fuse_4__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(__pyx_t_7sklearn_4tree_6_utils_DOUBLE_t **, size_t); /*proto*/
static __pyx_t_7sklearn_4tree_6_utils_DOUBLE_t **(*__pyx_fuse_5__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(__pyx_t_7sklearn_4tree_6_utils_DOUBLE_t ***, size_t); /*proto*/
static struct __pyx_t_7sklearn_4tree_5_tree_Node *(*__pyx_fuse_6__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_4tree_5_tree_Node **, size_t); /*proto*/
static struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *(*__pyx_fuse_7__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell **, size_t); /*proto*/
static struct __pyx_t_7sklearn_4tree_5_tree_Node **(*__pyx_fuse_8__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_4tree_5_tree_Node ***, size_t); /*proto*/
static struct __pyx_t_7sklearn_4tree_6_utils_StackRecord *(*__pyx_fuse_9__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_4tree_6_utils_StackRecord **, size_t); /*proto*/
static struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord *(*__pyx_fuse_10__pyx_f_7sklearn_4tree_6_utils_safe_realloc)(struct __pyx_t_7sklearn_4tree_6_utils_PriorityHeapRecord **, size_t); /*proto*/

/* Module declarations from 'sklearn.neighbors.quad_tree' */
static PyTypeObject *__pyx_ptype_7sklearn_9neighbors_9quad_tree__QuadTree = 0;
static float __pyx_v_7sklearn_9neighbors_9quad_tree_EPSILON;
static __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_7sklearn_9neighbors_9quad_tree_DEFAULT;
static CYTHON_INLINE PyObject *__Pyx_carray_to_py_SIZE__t(__pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t *, Py_ssize_t); /*proto*/
static CYTHON_INLINE PyObject *__Pyx_carray_to_tuple_SIZE__t(__pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t *, Py_ssize_t); /*proto*/
#define __Pyx_MODULE_NAME "sklearn.neighbors.quad_tree"
int __pyx_module_is_main_sklearn__neighbors__quad_tree = 0;

/* Implementation of 'sklearn.neighbors.quad_tree' */
static PyObject *__pyx_builtin_staticmethod;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_RuntimeError;
static PyObject *__pyx_builtin_ImportError;
static const char __pyx_k_X[] = "X";
static const char __pyx_k_i[] = "i";
static const char __pyx_k_np[] = "np";
static const char __pyx_k_qt[] = "qt";
static const char __pyx_k_idx[] = "idx";
static const char __pyx_k_max[] = "max";
static const char __pyx_k_min[] = "min";
static const char __pyx_k_sum[] = "sum";
static const char __pyx_k_axis[] = "axis";
static const char __pyx_k_ds2c[] = "ds2c";
static const char __pyx_k_intp[] = "intp";
static const char __pyx_k_main[] = "__main__";
static const char __pyx_k_mean[] = "mean";
static const char __pyx_k_ndim[] = "ndim";
static const char __pyx_k_sign[] = "sign";
static const char __pyx_k_test[] = "__test__";
static const char __pyx_k_angle[] = "angle";
static const char __pyx_k_array[] = "array";
static const char __pyx_k_cells[] = "cells";
static const char __pyx_k_depth[] = "depth";
static const char __pyx_k_dtype[] = "dtype";
static const char __pyx_k_flags[] = "flags";
static const char __pyx_k_int32[] = "int32";
static const char __pyx_k_names[] = "names";
static const char __pyx_k_numpy[] = "numpy";
static const char __pyx_k_range[] = "range";
static const char __pyx_k_shape[] = "shape";
static const char __pyx_k_utils[] = "utils";
static const char __pyx_k_center[] = "center";
static const char __pyx_k_format[] = "format";
static const char __pyx_k_import[] = "__import__";
static const char __pyx_k_offset[] = "offset";
static const char __pyx_k_parent[] = "parent";
static const char __pyx_k_EPSILON[] = "EPSILON";
static const char __pyx_k_cell_id[] = "cell_id";
static const char __pyx_k_float32[] = "float32";
static const char __pyx_k_formats[] = "formats";
static const char __pyx_k_is_leaf[] = "is_leaf";
static const char __pyx_k_isclose[] = "isclose";
static const char __pyx_k_maximum[] = "maximum";
static const char __pyx_k_offsets[] = "offsets";
static const char __pyx_k_summary[] = "summary";
static const char __pyx_k_verbose[] = "verbose";
static const char __pyx_k_capacity[] = "capacity";
static const char __pyx_k_children[] = "children";
static const char __pyx_k_getstate[] = "__getstate__";
static const char __pyx_k_itemsize[] = "itemsize";
static const char __pyx_k_n_points[] = "n_points";
static const char __pyx_k_pyx_capi[] = "__pyx_capi__";
static const char __pyx_k_query_pt[] = "query_pt";
static const char __pyx_k_max_depth[] = "max_depth";
static const char __pyx_k_max_width[] = "max_width";
static const char __pyx_k_n_samples[] = "n_samples";
static const char __pyx_k_node_dist[] = "node_dist";
static const char __pyx_k_node_size[] = "node_size";
static const char __pyx_k_CELL_DTYPE[] = "CELL_DTYPE";
static const char __pyx_k_ValueError[] = "ValueError";
static const char __pyx_k_barycenter[] = "barycenter";
static const char __pyx_k_build_tree[] = "build_tree";
static const char __pyx_k_cell_count[] = "cell_count";
static const char __pyx_k_max_bounds[] = "max_bounds";
static const char __pyx_k_min_bounds[] = "min_bounds";
static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static const char __pyx_k_ImportError[] = "ImportError";
static const char __pyx_k_MemoryError[] = "MemoryError";
static const char __pyx_k_check_array[] = "check_array";
static const char __pyx_k_point_index[] = "point_index";
static const char __pyx_k_RuntimeError[] = "RuntimeError";
static const char __pyx_k_c_contiguous[] = "c_contiguous";
static const char __pyx_k_n_dimensions[] = "n_dimensions";
static const char __pyx_k_staticmethod[] = "staticmethod";
static const char __pyx_k_summary_size[] = "summary size = {}";
static const char __pyx_k_test_summarize[] = "test_summarize";
static const char __pyx_k_cumulative_size[] = "cumulative_size";
static const char __pyx_k_resizing_tree_to_d[] = "resizing tree to %d";
static const char __pyx_k_Query_point_not_in_the_Tree[] = "Query point not in the Tree.";
static const char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
static const char __pyx_k_sklearn_neighbors_quad_tree[] = "sklearn.neighbors.quad_tree";
static const char __pyx_k_home_yoh_deb_gits_scikit_learn[] = "/home/yoh/deb/gits/scikit-learn/sklearn/neighbors/quad_tree.pyx";
static const char __pyx_k_QuadTree_InsertionError_point_o[] = "[QuadTree] InsertionError: point out of cell ";
static const char __pyx_k_QuadTree_is_incoherent_Size_but[] = "QuadTree is incoherent. Size={} but found {} points in children.";
static const char __pyx_k_boundary_Axis_li_cell_f_f_point[] = "boundary.\nAxis %li: cell [%f, %f]; point %f\n";
static const char __pyx_k_numpy_core_multiarray_failed_to[] = "numpy.core.multiarray failed to import";
static const char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
static const char __pyx_k_Cell_id_not_correctly_initiliaze[] = "Cell id not correctly initiliazed.";
static const char __pyx_k_Cell_is_incoherent_Size_but_foun[] = "Cell {} is incoherent. Size={} but found {} points in children. ({})";
static const char __pyx_k_Did_not_recognise_loaded_array_l[] = "Did not recognise loaded array layout";
static const char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
static const char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
static const char __pyx_k_Query_point_should_be_a_point_in[] = "Query point should be a point in dimension {}.";
static const char __pyx_k_You_have_loaded_Tree_version_whi[] = "You have loaded Tree version which cannot be imported";
static const char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
static const char __pyx_k_numpy_core_umath_failed_to_impor[] = "numpy.core.umath failed to import";
static const char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
static PyObject *__pyx_n_s_CELL_DTYPE;
static PyObject *__pyx_kp_s_Cell_id_not_correctly_initiliaze;
static PyObject *__pyx_kp_s_Cell_is_incoherent_Size_but_foun;
static PyObject *__pyx_kp_s_Did_not_recognise_loaded_array_l;
static PyObject *__pyx_n_s_EPSILON;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor_2;
static PyObject *__pyx_n_s_ImportError;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_u_Non_native_byte_order_not_suppor;
static PyObject *__pyx_kp_s_QuadTree_InsertionError_point_o;
static PyObject *__pyx_kp_s_QuadTree_is_incoherent_Size_but;
static PyObject *__pyx_kp_s_Query_point_not_in_the_Tree;
static PyObject *__pyx_kp_s_Query_point_should_be_a_point_in;
static PyObject *__pyx_n_s_RuntimeError;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_n_s_X;
static PyObject *__pyx_kp_s_You_have_loaded_Tree_version_whi;
static PyObject *__pyx_n_s_angle;
static PyObject *__pyx_n_s_array;
static PyObject *__pyx_n_s_axis;
static PyObject *__pyx_n_s_barycenter;
static PyObject *__pyx_kp_s_boundary_Axis_li_cell_f_f_point;
static PyObject *__pyx_n_s_build_tree;
static PyObject *__pyx_n_s_c_contiguous;
static PyObject *__pyx_n_s_capacity;
static PyObject *__pyx_n_s_cell_count;
static PyObject *__pyx_n_s_cell_id;
static PyObject *__pyx_n_s_cells;
static PyObject *__pyx_n_s_center;
static PyObject *__pyx_n_s_check_array;
static PyObject *__pyx_n_s_children;
static PyObject *__pyx_n_s_cumulative_size;
static PyObject *__pyx_n_s_depth;
static PyObject *__pyx_n_s_ds2c;
static PyObject *__pyx_n_s_dtype;
static PyObject *__pyx_n_s_flags;
static PyObject *__pyx_n_s_float32;
static PyObject *__pyx_n_s_format;
static PyObject *__pyx_n_s_formats;
static PyObject *__pyx_n_s_getstate;
static PyObject *__pyx_kp_s_home_yoh_deb_gits_scikit_learn;
static PyObject *__pyx_n_s_i;
static PyObject *__pyx_n_s_idx;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_int32;
static PyObject *__pyx_n_s_intp;
static PyObject *__pyx_n_s_is_leaf;
static PyObject *__pyx_n_s_isclose;
static PyObject *__pyx_n_s_itemsize;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_max;
static PyObject *__pyx_n_s_max_bounds;
static PyObject *__pyx_n_s_max_depth;
static PyObject *__pyx_n_s_max_width;
static PyObject *__pyx_n_s_maximum;
static PyObject *__pyx_n_s_mean;
static PyObject *__pyx_n_s_min;
static PyObject *__pyx_n_s_min_bounds;
static PyObject *__pyx_n_s_n_dimensions;
static PyObject *__pyx_n_s_n_points;
static PyObject *__pyx_n_s_n_samples;
static PyObject *__pyx_n_s_names;
static PyObject *__pyx_kp_u_ndarray_is_not_C_contiguous;
static PyObject *__pyx_kp_u_ndarray_is_not_Fortran_contiguou;
static PyObject *__pyx_n_s_ndim;
static PyObject *__pyx_n_s_node_dist;
static PyObject *__pyx_n_s_node_size;
static PyObject *__pyx_n_s_np;
static PyObject *__pyx_n_s_numpy;
static PyObject *__pyx_kp_s_numpy_core_multiarray_failed_to;
static PyObject *__pyx_kp_s_numpy_core_umath_failed_to_impor;
static PyObject *__pyx_n_s_offset;
static PyObject *__pyx_n_s_offsets;
static PyObject *__pyx_n_s_parent;
static PyObject *__pyx_n_s_point_index;
static PyObject *__pyx_n_s_pyx_capi;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_qt;
static PyObject *__pyx_n_s_query_pt;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_kp_s_resizing_tree_to_d;
static PyObject *__pyx_n_s_shape;
static PyObject *__pyx_n_s_sign;
static PyObject *__pyx_n_s_sklearn_neighbors_quad_tree;
static PyObject *__pyx_n_s_staticmethod;
static PyObject *__pyx_n_s_sum;
static PyObject *__pyx_n_s_summary;
static PyObject *__pyx_kp_s_summary_size;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_test_summarize;
static PyObject *__pyx_kp_u_unknown_dtype_code_in_numpy_pxd;
static PyObject *__pyx_n_s_utils;
static PyObject *__pyx_n_s_verbose;
static int __pyx_pf_7sklearn_9neighbors_9quad_tree_9_QuadTree___cinit__(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, int __pyx_v_n_dimensions, int __pyx_v_verbose); /* proto */
static void __pyx_pf_7sklearn_9neighbors_9quad_tree_9_QuadTree_2__dealloc__(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_7sklearn_9neighbors_9quad_tree_9_QuadTree_15cumulative_size___get__(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self); /* proto */
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 *             for j in range(self.n_dimensions):
 *                 pt[j] = X[i, j]
 *             self.insert_point(pt, i)             # <<<<<<<<<<<<<<
 * 
 *         # Shrink the cells array to reduce memory usage
 */
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  /* "sklearn/neighbors/quad_tree.pyx":137
 * 
 *         # Shrink the cells array to reduce memory usage
 *         self._resize(capacity=self.cell_count)             # <<<<<<<<<<<<<<
 * 
 *     cdef int insert_point(self, DTYPE_t[3] point, SIZE_t point_index,
 */
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 *             return self._get_cell_ndarray()['is_leaf'][:self.cell_count]
 * 
 *     def build_tree(self, X):             # <<<<<<<<<<<<<<
 *         """Build a tree from an arary of points X."""
 *         cdef:
 */

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/* "sklearn/neighbors/quad_tree.pyx":139
 *         self._resize(capacity=self.cell_count)
 * 
 *     cdef int insert_point(self, DTYPE_t[3] point, SIZE_t point_index,             # <<<<<<<<<<<<<<
 *                           SIZE_t cell_id=0) nogil except -1:
 *         """Insert a point in the QuadTree."""
 */

static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_point_index, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point *__pyx_optional_args) {
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_cell_id = ((__pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t)0);
  int __pyx_v_ax;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_selected_child;
  struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_n_point;
  int __pyx_v_i;
  int __pyx_r;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_insert_point __pyx_t_5;
  struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child __pyx_t_6;
  if (__pyx_optional_args) {
    if (__pyx_optional_args->__pyx_n > 0) {
      __pyx_v_cell_id = __pyx_optional_args->cell_id;
    }
  }

  /* "sklearn/neighbors/quad_tree.pyx":145
 *         cdef DTYPE_t n_frac
 *         cdef SIZE_t selected_child
 *         cdef Cell* cell = &self.cells[cell_id]             # <<<<<<<<<<<<<<
 *         cdef SIZE_t n_point = cell.cumulative_size
 * 
 */
  __pyx_v_cell = (&(__pyx_v_self->cells[__pyx_v_cell_id]));

  /* "sklearn/neighbors/quad_tree.pyx":146
 *         cdef SIZE_t selected_child
 *         cdef Cell* cell = &self.cells[cell_id]
 *         cdef SIZE_t n_point = cell.cumulative_size             # <<<<<<<<<<<<<<
 * 
 *         if self.verbose > 10:
 */
  __pyx_t_1 = __pyx_v_cell->cumulative_size;
  __pyx_v_n_point = __pyx_t_1;

  /* "sklearn/neighbors/quad_tree.pyx":148
 *         cdef SIZE_t n_point = cell.cumulative_size
 * 
 *         if self.verbose > 10:             # <<<<<<<<<<<<<<
 *             printf("[QuadTree] Inserting depth %li\n", cell.depth)
 * 
 */
  __pyx_t_2 = ((__pyx_v_self->verbose > 10) != 0);
  if (__pyx_t_2) {

    /* "sklearn/neighbors/quad_tree.pyx":149
 * 
 *         if self.verbose > 10:
 *             printf("[QuadTree] Inserting depth %li\n", cell.depth)             # <<<<<<<<<<<<<<
 * 
 *         # Assert that the point is in the right range
 */
    printf(((char const *)"[QuadTree] Inserting depth %li\n"), __pyx_v_cell->depth);

    /* "sklearn/neighbors/quad_tree.pyx":148
 *         cdef SIZE_t n_point = cell.cumulative_size
 * 
 *         if self.verbose > 10:             # <<<<<<<<<<<<<<
 *             printf("[QuadTree] Inserting depth %li\n", cell.depth)
 * 
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":152
 * 
 *         # Assert that the point is in the right range
 *         if DEBUGFLAG:             # <<<<<<<<<<<<<<
 *             self._check_point_in_cell(point, cell)
 * 
 */
  if (__pyx_e_7sklearn_9neighbors_9quad_tree_DEBUGFLAG) {

    /* "sklearn/neighbors/quad_tree.pyx":153
 *         # Assert that the point is in the right range
 *         if DEBUGFLAG:
 *             self._check_point_in_cell(point, cell)             # <<<<<<<<<<<<<<
 * 
 *         # If the cell is an empty leaf, insert the point in it
 */
    __pyx_t_3 = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_check_point_in_cell(__pyx_v_self, __pyx_v_point, __pyx_v_cell); if (unlikely(__pyx_t_3 == -1)) __PYX_ERR(0, 153, __pyx_L1_error)

    /* "sklearn/neighbors/quad_tree.pyx":152
 * 
 *         # Assert that the point is in the right range
 *         if DEBUGFLAG:             # <<<<<<<<<<<<<<
 *             self._check_point_in_cell(point, cell)
 * 
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":156
 * 
 *         # If the cell is an empty leaf, insert the point in it
 *         if cell.cumulative_size == 0:             # <<<<<<<<<<<<<<
 *             cell.cumulative_size = 1
 *             self.n_points += 1
 */
  __pyx_t_2 = ((__pyx_v_cell->cumulative_size == 0) != 0);
  if (__pyx_t_2) {

    /* "sklearn/neighbors/quad_tree.pyx":157
 *         # If the cell is an empty leaf, insert the point in it
 *         if cell.cumulative_size == 0:
 *             cell.cumulative_size = 1             # <<<<<<<<<<<<<<
 *             self.n_points += 1
 *             for i in range(self.n_dimensions):
 */
    __pyx_v_cell->cumulative_size = 1;

    /* "sklearn/neighbors/quad_tree.pyx":158
 *         if cell.cumulative_size == 0:
 *             cell.cumulative_size = 1
 *             self.n_points += 1             # <<<<<<<<<<<<<<
 *             for i in range(self.n_dimensions):
 *                 cell.barycenter[i] = point[i]
 */
    __pyx_v_self->n_points = (__pyx_v_self->n_points + 1);

    /* "sklearn/neighbors/quad_tree.pyx":159
 *             cell.cumulative_size = 1
 *             self.n_points += 1
 *             for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *                 cell.barycenter[i] = point[i]
 *             cell.point_index = point_index
 */
    __pyx_t_3 = __pyx_v_self->n_dimensions;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_i = __pyx_t_4;

      /* "sklearn/neighbors/quad_tree.pyx":160
 *             self.n_points += 1
 *             for i in range(self.n_dimensions):
 *                 cell.barycenter[i] = point[i]             # <<<<<<<<<<<<<<
 *             cell.point_index = point_index
 *             if self.verbose > 10:
 */
      (__pyx_v_cell->barycenter[__pyx_v_i]) = (__pyx_v_point[__pyx_v_i]);
    }

    /* "sklearn/neighbors/quad_tree.pyx":161
 *             for i in range(self.n_dimensions):
 *                 cell.barycenter[i] = point[i]
 *             cell.point_index = point_index             # <<<<<<<<<<<<<<
 *             if self.verbose > 10:
 *                 printf("[QuadTree] inserted point %li in cell %li\n",
 */
    __pyx_v_cell->point_index = __pyx_v_point_index;

    /* "sklearn/neighbors/quad_tree.pyx":162
 *                 cell.barycenter[i] = point[i]
 *             cell.point_index = point_index
 *             if self.verbose > 10:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] inserted point %li in cell %li\n",
 *                        point_index, cell_id)
 */
    __pyx_t_2 = ((__pyx_v_self->verbose > 10) != 0);
    if (__pyx_t_2) {

      /* "sklearn/neighbors/quad_tree.pyx":163
 *             cell.point_index = point_index
 *             if self.verbose > 10:
 *                 printf("[QuadTree] inserted point %li in cell %li\n",             # <<<<<<<<<<<<<<
 *                        point_index, cell_id)
 *             return cell_id
 */
      printf(((char const *)"[QuadTree] inserted point %li in cell %li\n"), __pyx_v_point_index, __pyx_v_cell_id);

      /* "sklearn/neighbors/quad_tree.pyx":162
 *                 cell.barycenter[i] = point[i]
 *             cell.point_index = point_index
 *             if self.verbose > 10:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] inserted point %li in cell %li\n",
 *                        point_index, cell_id)
 */
    }

    /* "sklearn/neighbors/quad_tree.pyx":165
 *                 printf("[QuadTree] inserted point %li in cell %li\n",
 *                        point_index, cell_id)
 *             return cell_id             # <<<<<<<<<<<<<<
 * 
 *         # If the cell is not a leaf, update cell internals and
 */
    __pyx_r = __pyx_v_cell_id;
    goto __pyx_L0;

    /* "sklearn/neighbors/quad_tree.pyx":156
 * 
 *         # If the cell is an empty leaf, insert the point in it
 *         if cell.cumulative_size == 0:             # <<<<<<<<<<<<<<
 *             cell.cumulative_size = 1
 *             self.n_points += 1
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":169
 *         # If the cell is not a leaf, update cell internals and
 *         # recurse in selected child
 *         if not cell.is_leaf:             # <<<<<<<<<<<<<<
 *             for ax in range(self.n_dimensions):
 *                 # barycenter update using a weighted mean
 */
  __pyx_t_2 = ((!(__pyx_v_cell->is_leaf != 0)) != 0);
  if (__pyx_t_2) {

    /* "sklearn/neighbors/quad_tree.pyx":170
 *         # recurse in selected child
 *         if not cell.is_leaf:
 *             for ax in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *                 # barycenter update using a weighted mean
 *                 cell.barycenter[ax] = (
 */
    __pyx_t_3 = __pyx_v_self->n_dimensions;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_ax = __pyx_t_4;

      /* "sklearn/neighbors/quad_tree.pyx":172
 *             for ax in range(self.n_dimensions):
 *                 # barycenter update using a weighted mean
 *                 cell.barycenter[ax] = (             # <<<<<<<<<<<<<<
 *                     n_point * cell.barycenter[ax] + point[ax]) / (n_point + 1)
 * 
 */
      (__pyx_v_cell->barycenter[__pyx_v_ax]) = (((__pyx_v_n_point * (__pyx_v_cell->barycenter[__pyx_v_ax])) + (__pyx_v_point[__pyx_v_ax])) / (__pyx_v_n_point + 1));
    }

    /* "sklearn/neighbors/quad_tree.pyx":176
 * 
 *             # Increase the size of the subtree starting from this cell
 *             cell.cumulative_size += 1             # <<<<<<<<<<<<<<
 * 
 *             # Insert child in the correct subtree
 */
    __pyx_v_cell->cumulative_size = (__pyx_v_cell->cumulative_size + 1);

    /* "sklearn/neighbors/quad_tree.pyx":179
 * 
 *             # Insert child in the correct subtree
 *             selected_child = self._select_child(point, cell)             # <<<<<<<<<<<<<<
 *             if self.verbose > 49:
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 */
    __pyx_v_selected_child = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_select_child(__pyx_v_self, __pyx_v_point, __pyx_v_cell);

    /* "sklearn/neighbors/quad_tree.pyx":180
 *             # Insert child in the correct subtree
 *             selected_child = self._select_child(point, cell)
 *             if self.verbose > 49:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 *             if selected_child == -1:
 */
    __pyx_t_2 = ((__pyx_v_self->verbose > 49) != 0);
    if (__pyx_t_2) {

      /* "sklearn/neighbors/quad_tree.pyx":181
 *             selected_child = self._select_child(point, cell)
 *             if self.verbose > 49:
 *                 printf("[QuadTree] selected child %li\n", selected_child)             # <<<<<<<<<<<<<<
 *             if selected_child == -1:
 *                 self.n_points += 1
 */
      printf(((char const *)"[QuadTree] selected child %li\n"), __pyx_v_selected_child);

      /* "sklearn/neighbors/quad_tree.pyx":180
 *             # Insert child in the correct subtree
 *             selected_child = self._select_child(point, cell)
 *             if self.verbose > 49:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 *             if selected_child == -1:
 */
    }

    /* "sklearn/neighbors/quad_tree.pyx":182
 *             if self.verbose > 49:
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 *             if selected_child == -1:             # <<<<<<<<<<<<<<
 *                 self.n_points += 1
 *                 return self._insert_point_in_new_child(point, cell, point_index)
 */
    __pyx_t_2 = ((__pyx_v_selected_child == -1L) != 0);
    if (__pyx_t_2) {

      /* "sklearn/neighbors/quad_tree.pyx":183
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 *             if selected_child == -1:
 *                 self.n_points += 1             # <<<<<<<<<<<<<<
 *                 return self._insert_point_in_new_child(point, cell, point_index)
 *             return self.insert_point(point, point_index, selected_child)
 */
      __pyx_v_self->n_points = (__pyx_v_self->n_points + 1);

      /* "sklearn/neighbors/quad_tree.pyx":184
 *             if selected_child == -1:
 *                 self.n_points += 1
 *                 return self._insert_point_in_new_child(point, cell, point_index)             # <<<<<<<<<<<<<<
 *             return self.insert_point(point, point_index, selected_child)
 * 
 */
      __pyx_r = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_insert_point_in_new_child(__pyx_v_self, __pyx_v_point, __pyx_v_cell, __pyx_v_point_index, NULL);
      goto __pyx_L0;

      /* "sklearn/neighbors/quad_tree.pyx":182
 *             if self.verbose > 49:
 *                 printf("[QuadTree] selected child %li\n", selected_child)
 *             if selected_child == -1:             # <<<<<<<<<<<<<<
 *                 self.n_points += 1
 *                 return self._insert_point_in_new_child(point, cell, point_index)
 */
    }

    /* "sklearn/neighbors/quad_tree.pyx":185
 *                 self.n_points += 1
 *                 return self._insert_point_in_new_child(point, cell, point_index)
 *             return self.insert_point(point, point_index, selected_child)             # <<<<<<<<<<<<<<
 * 
 *         # Finally, if the cell is a leaf with a point already inserted,
 */
    __pyx_t_5.__pyx_n = 1;
    __pyx_t_5.cell_id = __pyx_v_selected_child;
    __pyx_t_3 = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->insert_point(__pyx_v_self, __pyx_v_point, __pyx_v_point_index, &__pyx_t_5); if (unlikely(__pyx_t_3 == -1)) __PYX_ERR(0, 185, __pyx_L1_error)
    __pyx_r = __pyx_t_3;
    goto __pyx_L0;

    /* "sklearn/neighbors/quad_tree.pyx":169
 *         # If the cell is not a leaf, update cell internals and
 *         # recurse in selected child
 *         if not cell.is_leaf:             # <<<<<<<<<<<<<<
 *             for ax in range(self.n_dimensions):
 *                 # barycenter update using a weighted mean
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":190
 *         # split the cell in n_cells_per_cell if the point is not a duplicate.
 *         # If it is a duplicate, increase the size of the leaf and return.
 *         if self._is_duplicate(point, cell.barycenter):             # <<<<<<<<<<<<<<
 *             if self.verbose > 10:
 *                 printf("[QuadTree] found a duplicate!\n")
 */
  __pyx_t_2 = (((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_is_duplicate(__pyx_v_self, __pyx_v_point, __pyx_v_cell->barycenter) != 0);
  if (__pyx_t_2) {

    /* "sklearn/neighbors/quad_tree.pyx":191
 *         # If it is a duplicate, increase the size of the leaf and return.
 *         if self._is_duplicate(point, cell.barycenter):
 *             if self.verbose > 10:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] found a duplicate!\n")
 *             cell.cumulative_size += 1
 */
    __pyx_t_2 = ((__pyx_v_self->verbose > 10) != 0);
    if (__pyx_t_2) {

      /* "sklearn/neighbors/quad_tree.pyx":192
 *         if self._is_duplicate(point, cell.barycenter):
 *             if self.verbose > 10:
 *                 printf("[QuadTree] found a duplicate!\n")             # <<<<<<<<<<<<<<
 *             cell.cumulative_size += 1
 *             self.n_points += 1
 */
      printf(((char const *)"[QuadTree] found a duplicate!\n"));

      /* "sklearn/neighbors/quad_tree.pyx":191
 *         # If it is a duplicate, increase the size of the leaf and return.
 *         if self._is_duplicate(point, cell.barycenter):
 *             if self.verbose > 10:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] found a duplicate!\n")
 *             cell.cumulative_size += 1
 */
    }

    /* "sklearn/neighbors/quad_tree.pyx":193
 *             if self.verbose > 10:
 *                 printf("[QuadTree] found a duplicate!\n")
 *             cell.cumulative_size += 1             # <<<<<<<<<<<<<<
 *             self.n_points += 1
 *             return cell_id
 */
    __pyx_v_cell->cumulative_size = (__pyx_v_cell->cumulative_size + 1);

    /* "sklearn/neighbors/quad_tree.pyx":194
 *                 printf("[QuadTree] found a duplicate!\n")
 *             cell.cumulative_size += 1
 *             self.n_points += 1             # <<<<<<<<<<<<<<
 *             return cell_id
 * 
 */
    __pyx_v_self->n_points = (__pyx_v_self->n_points + 1);

    /* "sklearn/neighbors/quad_tree.pyx":195
 *             cell.cumulative_size += 1
 *             self.n_points += 1
 *             return cell_id             # <<<<<<<<<<<<<<
 * 
 *         # In a leaf, the barycenter correspond to the only point included
 */
    __pyx_r = __pyx_v_cell_id;
    goto __pyx_L0;

    /* "sklearn/neighbors/quad_tree.pyx":190
 *         # split the cell in n_cells_per_cell if the point is not a duplicate.
 *         # If it is a duplicate, increase the size of the leaf and return.
 *         if self._is_duplicate(point, cell.barycenter):             # <<<<<<<<<<<<<<
 *             if self.verbose > 10:
 *                 printf("[QuadTree] found a duplicate!\n")
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":199
 *         # In a leaf, the barycenter correspond to the only point included
 *         # in it.
 *         self._insert_point_in_new_child(cell.barycenter, cell, cell.point_index,             # <<<<<<<<<<<<<<
 *                                         cell.cumulative_size)
 *         return self.insert_point(point, point_index, cell_id)
 */
  __pyx_t_6.__pyx_n = 1;
  __pyx_t_6.size = __pyx_v_cell->cumulative_size;
  ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_insert_point_in_new_child(__pyx_v_self, __pyx_v_cell->barycenter, __pyx_v_cell, __pyx_v_cell->point_index, &__pyx_t_6); 

  /* "sklearn/neighbors/quad_tree.pyx":201
 *         self._insert_point_in_new_child(cell.barycenter, cell, cell.point_index,
 *                                         cell.cumulative_size)
 *         return self.insert_point(point, point_index, cell_id)             # <<<<<<<<<<<<<<
 * 
 *     # XXX: This operation is not Thread safe
 */
  __pyx_t_5.__pyx_n = 1;
  __pyx_t_5.cell_id = __pyx_v_cell_id;
  __pyx_t_3 = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->insert_point(__pyx_v_self, __pyx_v_point, __pyx_v_point_index, &__pyx_t_5); if (unlikely(__pyx_t_3 == -1)) __PYX_ERR(0, 201, __pyx_L1_error)
  __pyx_r = __pyx_t_3;
  goto __pyx_L0;

  /* "sklearn/neighbors/quad_tree.pyx":139
 *         self._resize(capacity=self.cell_count)
 * 
 *     cdef int insert_point(self, DTYPE_t[3] point, SIZE_t point_index,             # <<<<<<<<<<<<<<
 *                           SIZE_t cell_id=0) nogil except -1:
 *         """Insert a point in the QuadTree."""
 */

  /* function exit code */
  __pyx_L1_error:;
  {
    #ifdef WITH_THREAD
    PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
    #endif
    __Pyx_AddTraceback("sklearn.neighbors.quad_tree._QuadTree.insert_point", __pyx_clineno, __pyx_lineno, __pyx_filename);
    #ifdef WITH_THREAD
    PyGILState_Release(__pyx_gilstate_save);
    #endif
  }
  __pyx_r = -1;
  __pyx_L0:;
  return __pyx_r;
}

/* "sklearn/neighbors/quad_tree.pyx":204
 * 
 *     # XXX: This operation is not Thread safe
 *     cdef SIZE_t _insert_point_in_new_child(self, DTYPE_t[3] point, Cell* cell,             # <<<<<<<<<<<<<<
 *                                           SIZE_t point_index, SIZE_t size=1
 *                                           ) nogil:
 */

static __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_point_index, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree__insert_point_in_new_child *__pyx_optional_args) {
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_size = ((__pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t)1);
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_cell_id;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_cell_child_id;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_parent_id;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_v_save_point[3];
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_v_width;
  struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_child;
  int __pyx_v_i;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_r;
  int __pyx_t_1;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_5;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_6;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_7;
  if (__pyx_optional_args) {
    if (__pyx_optional_args->__pyx_n > 0) {
      __pyx_v_size = __pyx_optional_args->size;
    }
  }

  /* "sklearn/neighbors/quad_tree.pyx":220
 *         # We need to save the current cell id and the current point to retrieve them
 *         # in case the reallocation
 *         if self.cell_count + 1 > self.capacity:             # <<<<<<<<<<<<<<
 *             parent_id = cell.cell_id
 *             for i in range(self.n_dimensions):
 */
  __pyx_t_1 = (((__pyx_v_self->cell_count + 1) > __pyx_v_self->capacity) != 0);
  if (__pyx_t_1) {

    /* "sklearn/neighbors/quad_tree.pyx":221
 *         # in case the reallocation
 *         if self.cell_count + 1 > self.capacity:
 *             parent_id = cell.cell_id             # <<<<<<<<<<<<<<
 *             for i in range(self.n_dimensions):
 *                 save_point[i] = point[i]
 */
    __pyx_t_2 = __pyx_v_cell->cell_id;
    __pyx_v_parent_id = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":222
 *         if self.cell_count + 1 > self.capacity:
 *             parent_id = cell.cell_id
 *             for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *                 save_point[i] = point[i]
 *             self._resize(DEFAULT)
 */
    __pyx_t_3 = __pyx_v_self->n_dimensions;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_i = __pyx_t_4;

      /* "sklearn/neighbors/quad_tree.pyx":223
 *             parent_id = cell.cell_id
 *             for i in range(self.n_dimensions):
 *                 save_point[i] = point[i]             # <<<<<<<<<<<<<<
 *             self._resize(DEFAULT)
 *             cell = &self.cells[parent_id]
 */
      (__pyx_v_save_point[__pyx_v_i]) = (__pyx_v_point[__pyx_v_i]);
    }

    /* "sklearn/neighbors/quad_tree.pyx":224
 *             for i in range(self.n_dimensions):
 *                 save_point[i] = point[i]
 *             self._resize(DEFAULT)             # <<<<<<<<<<<<<<
 *             cell = &self.cells[parent_id]
 *             point = save_point
 */
    __pyx_t_3 = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_resize(__pyx_v_self, __pyx_v_7sklearn_9neighbors_9quad_tree_DEFAULT); if (unlikely(__pyx_t_3 == -1)) __PYX_ERR(0, 224, __pyx_L1_error)

    /* "sklearn/neighbors/quad_tree.pyx":225
 *                 save_point[i] = point[i]
 *             self._resize(DEFAULT)
 *             cell = &self.cells[parent_id]             # <<<<<<<<<<<<<<
 *             point = save_point
 * 
 */
    __pyx_v_cell = (&(__pyx_v_self->cells[__pyx_v_parent_id]));

    /* "sklearn/neighbors/quad_tree.pyx":226
 *             self._resize(DEFAULT)
 *             cell = &self.cells[parent_id]
 *             point = save_point             # <<<<<<<<<<<<<<
 * 
 *         # Get an empty cell and initialize it
 */
    __pyx_v_point = __pyx_v_save_point;

    /* "sklearn/neighbors/quad_tree.pyx":220
 *         # We need to save the current cell id and the current point to retrieve them
 *         # in case the reallocation
 *         if self.cell_count + 1 > self.capacity:             # <<<<<<<<<<<<<<
 *             parent_id = cell.cell_id
 *             for i in range(self.n_dimensions):
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":229
 * 
 *         # Get an empty cell and initialize it
 *         cell_id = self.cell_count             # <<<<<<<<<<<<<<
 *         self.cell_count += 1
 *         child  = &self.cells[cell_id]
 */
  __pyx_t_2 = __pyx_v_self->cell_count;
  __pyx_v_cell_id = __pyx_t_2;

  /* "sklearn/neighbors/quad_tree.pyx":230
 *         # Get an empty cell and initialize it
 *         cell_id = self.cell_count
 *         self.cell_count += 1             # <<<<<<<<<<<<<<
 *         child  = &self.cells[cell_id]
 * 
 */
  __pyx_v_self->cell_count = (__pyx_v_self->cell_count + 1);

  /* "sklearn/neighbors/quad_tree.pyx":231
 *         cell_id = self.cell_count
 *         self.cell_count += 1
 *         child  = &self.cells[cell_id]             # <<<<<<<<<<<<<<
 * 
 *         self._init_cell(child, cell.cell_id, cell.depth + 1)
 */
  __pyx_v_child = (&(__pyx_v_self->cells[__pyx_v_cell_id]));

  /* "sklearn/neighbors/quad_tree.pyx":233
 *         child  = &self.cells[cell_id]
 * 
 *         self._init_cell(child, cell.cell_id, cell.depth + 1)             # <<<<<<<<<<<<<<
 *         child.cell_id = cell_id
 * 
 */
  ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_init_cell(__pyx_v_self, __pyx_v_child, __pyx_v_cell->cell_id, (__pyx_v_cell->depth + 1));

  /* "sklearn/neighbors/quad_tree.pyx":234
 * 
 *         self._init_cell(child, cell.cell_id, cell.depth + 1)
 *         child.cell_id = cell_id             # <<<<<<<<<<<<<<
 * 
 *         # Set the cell as an inner cell of the Tree
 */
  __pyx_v_child->cell_id = __pyx_v_cell_id;

  /* "sklearn/neighbors/quad_tree.pyx":237
 * 
 *         # Set the cell as an inner cell of the Tree
 *         cell.is_leaf = False             # <<<<<<<<<<<<<<
 *         cell.point_index = -1
 * 
 */
  __pyx_v_cell->is_leaf = 0;

  /* "sklearn/neighbors/quad_tree.pyx":238
 *         # Set the cell as an inner cell of the Tree
 *         cell.is_leaf = False
 *         cell.point_index = -1             # <<<<<<<<<<<<<<
 * 
 *         # Set the correct boundary for the cell, store the point in the cell
 */
  __pyx_v_cell->point_index = -1;

  /* "sklearn/neighbors/quad_tree.pyx":242
 *         # Set the correct boundary for the cell, store the point in the cell
 *         # and compute its index in the children array.
 *         cell_child_id = 0             # <<<<<<<<<<<<<<
 *         for i in range(self.n_dimensions):
 *             cell_child_id *= 2
 */
  __pyx_v_cell_child_id = 0;

  /* "sklearn/neighbors/quad_tree.pyx":243
 *         # and compute its index in the children array.
 *         cell_child_id = 0
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             cell_child_id *= 2
 *             if point[i] >= cell.center[i]:
 */
  __pyx_t_3 = __pyx_v_self->n_dimensions;
  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
    __pyx_v_i = __pyx_t_4;

    /* "sklearn/neighbors/quad_tree.pyx":244
 *         cell_child_id = 0
 *         for i in range(self.n_dimensions):
 *             cell_child_id *= 2             # <<<<<<<<<<<<<<
 *             if point[i] >= cell.center[i]:
 *                 cell_child_id += 1
 */
    __pyx_v_cell_child_id = (__pyx_v_cell_child_id * 2);

    /* "sklearn/neighbors/quad_tree.pyx":245
 *         for i in range(self.n_dimensions):
 *             cell_child_id *= 2
 *             if point[i] >= cell.center[i]:             # <<<<<<<<<<<<<<
 *                 cell_child_id += 1
 *                 child.min_bounds[i] = cell.center[i]
 */
    __pyx_t_1 = (((__pyx_v_point[__pyx_v_i]) >= (__pyx_v_cell->center[__pyx_v_i])) != 0);
    if (__pyx_t_1) {

      /* "sklearn/neighbors/quad_tree.pyx":246
 *             cell_child_id *= 2
 *             if point[i] >= cell.center[i]:
 *                 cell_child_id += 1             # <<<<<<<<<<<<<<
 *                 child.min_bounds[i] = cell.center[i]
 *                 child.max_bounds[i] = cell.max_bounds[i]
 */
      __pyx_v_cell_child_id = (__pyx_v_cell_child_id + 1);

      /* "sklearn/neighbors/quad_tree.pyx":247
 *             if point[i] >= cell.center[i]:
 *                 cell_child_id += 1
 *                 child.min_bounds[i] = cell.center[i]             # <<<<<<<<<<<<<<
 *                 child.max_bounds[i] = cell.max_bounds[i]
 *             else:
 */
      (__pyx_v_child->min_bounds[__pyx_v_i]) = (__pyx_v_cell->center[__pyx_v_i]);

      /* "sklearn/neighbors/quad_tree.pyx":248
 *                 cell_child_id += 1
 *                 child.min_bounds[i] = cell.center[i]
 *                 child.max_bounds[i] = cell.max_bounds[i]             # <<<<<<<<<<<<<<
 *             else:
 *                 child.min_bounds[i] = cell.min_bounds[i]
 */
      (__pyx_v_child->max_bounds[__pyx_v_i]) = (__pyx_v_cell->max_bounds[__pyx_v_i]);

      /* "sklearn/neighbors/quad_tree.pyx":245
 *         for i in range(self.n_dimensions):
 *             cell_child_id *= 2
 *             if point[i] >= cell.center[i]:             # <<<<<<<<<<<<<<
 *                 cell_child_id += 1
 *                 child.min_bounds[i] = cell.center[i]
 */
      goto __pyx_L8;
    }

    /* "sklearn/neighbors/quad_tree.pyx":250
 *                 child.max_bounds[i] = cell.max_bounds[i]
 *             else:
 *                 child.min_bounds[i] = cell.min_bounds[i]             # <<<<<<<<<<<<<<
 *                 child.max_bounds[i] = cell.center[i]
 *             child.center[i] = (child.min_bounds[i] + child.max_bounds[i]) / 2.
 */
    /*else*/ {
      (__pyx_v_child->min_bounds[__pyx_v_i]) = (__pyx_v_cell->min_bounds[__pyx_v_i]);

      /* "sklearn/neighbors/quad_tree.pyx":251
 *             else:
 *                 child.min_bounds[i] = cell.min_bounds[i]
 *                 child.max_bounds[i] = cell.center[i]             # <<<<<<<<<<<<<<
 *             child.center[i] = (child.min_bounds[i] + child.max_bounds[i]) / 2.
 *             width = child.max_bounds[i] - child.min_bounds[i]
 */
      (__pyx_v_child->max_bounds[__pyx_v_i]) = (__pyx_v_cell->center[__pyx_v_i]);
    }
    __pyx_L8:;

    /* "sklearn/neighbors/quad_tree.pyx":252
 *                 child.min_bounds[i] = cell.min_bounds[i]
 *                 child.max_bounds[i] = cell.center[i]
 *             child.center[i] = (child.min_bounds[i] + child.max_bounds[i]) / 2.             # <<<<<<<<<<<<<<
 *             width = child.max_bounds[i] - child.min_bounds[i]
 * 
 */
    (__pyx_v_child->center[__pyx_v_i]) = (((__pyx_v_child->min_bounds[__pyx_v_i]) + (__pyx_v_child->max_bounds[__pyx_v_i])) / 2.);

    /* "sklearn/neighbors/quad_tree.pyx":253
 *                 child.max_bounds[i] = cell.center[i]
 *             child.center[i] = (child.min_bounds[i] + child.max_bounds[i]) / 2.
 *             width = child.max_bounds[i] - child.min_bounds[i]             # <<<<<<<<<<<<<<
 * 
 *             child.barycenter[i] = point[i]
 */
    __pyx_v_width = ((__pyx_v_child->max_bounds[__pyx_v_i]) - (__pyx_v_child->min_bounds[__pyx_v_i]));

    /* "sklearn/neighbors/quad_tree.pyx":255
 *             width = child.max_bounds[i] - child.min_bounds[i]
 * 
 *             child.barycenter[i] = point[i]             # <<<<<<<<<<<<<<
 *             child.squared_max_width = max(child.squared_max_width, width*width)
 * 
 */
    (__pyx_v_child->barycenter[__pyx_v_i]) = (__pyx_v_point[__pyx_v_i]);

    /* "sklearn/neighbors/quad_tree.pyx":256
 * 
 *             child.barycenter[i] = point[i]
 *             child.squared_max_width = max(child.squared_max_width, width*width)             # <<<<<<<<<<<<<<
 * 
 *         # Store the point info and the size to account for duplicated points
 */
    __pyx_t_5 = (__pyx_v_width * __pyx_v_width);
    __pyx_t_6 = __pyx_v_child->squared_max_width;
    if (((__pyx_t_5 > __pyx_t_6) != 0)) {
      __pyx_t_7 = __pyx_t_5;
    } else {
      __pyx_t_7 = __pyx_t_6;
    }
    __pyx_v_child->squared_max_width = __pyx_t_7;
  }

  /* "sklearn/neighbors/quad_tree.pyx":259
 * 
 *         # Store the point info and the size to account for duplicated points
 *         child.point_index = point_index             # <<<<<<<<<<<<<<
 *         child.cumulative_size = size
 * 
 */
  __pyx_v_child->point_index = __pyx_v_point_index;

  /* "sklearn/neighbors/quad_tree.pyx":260
 *         # Store the point info and the size to account for duplicated points
 *         child.point_index = point_index
 *         child.cumulative_size = size             # <<<<<<<<<<<<<<
 * 
 *         # Store the child cell in the correct place in children
 */
  __pyx_v_child->cumulative_size = __pyx_v_size;

  /* "sklearn/neighbors/quad_tree.pyx":263
 * 
 *         # Store the child cell in the correct place in children
 *         cell.children[cell_child_id] = child.cell_id             # <<<<<<<<<<<<<<
 * 
 *         if DEBUGFLAG:
 */
  __pyx_t_2 = __pyx_v_child->cell_id;
  (__pyx_v_cell->children[__pyx_v_cell_child_id]) = __pyx_t_2;

  /* "sklearn/neighbors/quad_tree.pyx":265
 *         cell.children[cell_child_id] = child.cell_id
 * 
 *         if DEBUGFLAG:             # <<<<<<<<<<<<<<
 *             # Assert that the point is in the right range
 *             self._check_point_in_cell(point, child)
 */
  if (__pyx_e_7sklearn_9neighbors_9quad_tree_DEBUGFLAG) {

    /* "sklearn/neighbors/quad_tree.pyx":267
 *         if DEBUGFLAG:
 *             # Assert that the point is in the right range
 *             self._check_point_in_cell(point, child)             # <<<<<<<<<<<<<<
 *         if self.verbose > 10:
 *             printf("[QuadTree] inserted point %li in new child %li\n",
 */
    __pyx_t_3 = ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_check_point_in_cell(__pyx_v_self, __pyx_v_point, __pyx_v_child); if (unlikely(__pyx_t_3 == -1)) __PYX_ERR(0, 267, __pyx_L1_error)

    /* "sklearn/neighbors/quad_tree.pyx":265
 *         cell.children[cell_child_id] = child.cell_id
 * 
 *         if DEBUGFLAG:             # <<<<<<<<<<<<<<
 *             # Assert that the point is in the right range
 *             self._check_point_in_cell(point, child)
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":268
 *             # Assert that the point is in the right range
 *             self._check_point_in_cell(point, child)
 *         if self.verbose > 10:             # <<<<<<<<<<<<<<
 *             printf("[QuadTree] inserted point %li in new child %li\n",
 *                    point_index, cell_id)
 */
  __pyx_t_1 = ((__pyx_v_self->verbose > 10) != 0);
  if (__pyx_t_1) {

    /* "sklearn/neighbors/quad_tree.pyx":269
 *             self._check_point_in_cell(point, child)
 *         if self.verbose > 10:
 *             printf("[QuadTree] inserted point %li in new child %li\n",             # <<<<<<<<<<<<<<
 *                    point_index, cell_id)
 * 
 */
    printf(((char const *)"[QuadTree] inserted point %li in new child %li\n"), __pyx_v_point_index, __pyx_v_cell_id);

    /* "sklearn/neighbors/quad_tree.pyx":268
 *             # Assert that the point is in the right range
 *             self._check_point_in_cell(point, child)
 *         if self.verbose > 10:             # <<<<<<<<<<<<<<
 *             printf("[QuadTree] inserted point %li in new child %li\n",
 *                    point_index, cell_id)
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":272
 *                    point_index, cell_id)
 * 
 *         return cell_id             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_cell_id;
  goto __pyx_L0;

  /* "sklearn/neighbors/quad_tree.pyx":204
 * 
 *     # XXX: This operation is not Thread safe
 *     cdef SIZE_t _insert_point_in_new_child(self, DTYPE_t[3] point, Cell* cell,             # <<<<<<<<<<<<<<
 *                                           SIZE_t point_index, SIZE_t size=1
 *                                           ) nogil:
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_WriteUnraisable("sklearn.neighbors.quad_tree._QuadTree._insert_point_in_new_child", __pyx_clineno, __pyx_lineno, __pyx_filename, 0, 1);
  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "sklearn/neighbors/quad_tree.pyx":275
 * 
 * 
 *     cdef bint _is_duplicate(self, DTYPE_t[3] point1, DTYPE_t[3] point2) nogil:             # <<<<<<<<<<<<<<
 *         """Check if the two given points are equals."""
 *         cdef int i
 */

static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__is_duplicate(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point1, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point2) {
  int __pyx_v_i;
  int __pyx_v_res;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "sklearn/neighbors/quad_tree.pyx":278
 *         """Check if the two given points are equals."""
 *         cdef int i
 *         cdef bint res = True             # <<<<<<<<<<<<<<
 *         for i in range(self.n_dimensions):
 *             # Use EPSILON to avoid numerical error that would overgrow the tree
 */
  __pyx_v_res = 1;

  /* "sklearn/neighbors/quad_tree.pyx":279
 *         cdef int i
 *         cdef bint res = True
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             # Use EPSILON to avoid numerical error that would overgrow the tree
 *             res &= fabsf(point1[i] - point2[i]) <= EPSILON
 */
  __pyx_t_1 = __pyx_v_self->n_dimensions;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":281
 *         for i in range(self.n_dimensions):
 *             # Use EPSILON to avoid numerical error that would overgrow the tree
 *             res &= fabsf(point1[i] - point2[i]) <= EPSILON             # <<<<<<<<<<<<<<
 *         return res
 * 
 */
    __pyx_v_res = (__pyx_v_res & (fabsf(((__pyx_v_point1[__pyx_v_i]) - (__pyx_v_point2[__pyx_v_i]))) <= __pyx_v_7sklearn_9neighbors_9quad_tree_EPSILON));
  }

  /* "sklearn/neighbors/quad_tree.pyx":282
 *             # Use EPSILON to avoid numerical error that would overgrow the tree
 *             res &= fabsf(point1[i] - point2[i]) <= EPSILON
 *         return res             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_res;
  goto __pyx_L0;

  /* "sklearn/neighbors/quad_tree.pyx":275
 * 
 * 
 *     cdef bint _is_duplicate(self, DTYPE_t[3] point1, DTYPE_t[3] point2) nogil:             # <<<<<<<<<<<<<<
 *         """Check if the two given points are equals."""
 *         cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "sklearn/neighbors/quad_tree.pyx":285
 * 
 * 
 *     cdef SIZE_t _select_child(self, DTYPE_t[3] point, Cell* cell) nogil:             # <<<<<<<<<<<<<<
 *         """Select the child of cell which contains the given query point."""
 *         cdef:
 */

static __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__select_child(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell) {
  int __pyx_v_i;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_selected_child;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "sklearn/neighbors/quad_tree.pyx":289
 *         cdef:
 *             int i
 *             SIZE_t selected_child = 0             # <<<<<<<<<<<<<<
 * 
 *         for i in range(self.n_dimensions):
 */
  __pyx_v_selected_child = 0;

  /* "sklearn/neighbors/quad_tree.pyx":291
 *             SIZE_t selected_child = 0
 * 
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             # Select the correct child cell to insert the point by comparing
 *             # it to the borders of the cells using precomputed center.
 */
  __pyx_t_1 = __pyx_v_self->n_dimensions;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":294
 *             # Select the correct child cell to insert the point by comparing
 *             # it to the borders of the cells using precomputed center.
 *             selected_child *= 2             # <<<<<<<<<<<<<<
 *             if point[i] >= cell.center[i]:
 *                 selected_child += 1
 */
    __pyx_v_selected_child = (__pyx_v_selected_child * 2);

    /* "sklearn/neighbors/quad_tree.pyx":295
 *             # it to the borders of the cells using precomputed center.
 *             selected_child *= 2
 *             if point[i] >= cell.center[i]:             # <<<<<<<<<<<<<<
 *                 selected_child += 1
 *         return cell.children[selected_child]
 */
    __pyx_t_3 = (((__pyx_v_point[__pyx_v_i]) >= (__pyx_v_cell->center[__pyx_v_i])) != 0);
    if (__pyx_t_3) {

      /* "sklearn/neighbors/quad_tree.pyx":296
 *             selected_child *= 2
 *             if point[i] >= cell.center[i]:
 *                 selected_child += 1             # <<<<<<<<<<<<<<
 *         return cell.children[selected_child]
 * 
 */
      __pyx_v_selected_child = (__pyx_v_selected_child + 1);

      /* "sklearn/neighbors/quad_tree.pyx":295
 *             # it to the borders of the cells using precomputed center.
 *             selected_child *= 2
 *             if point[i] >= cell.center[i]:             # <<<<<<<<<<<<<<
 *                 selected_child += 1
 *         return cell.children[selected_child]
 */
    }
  }

  /* "sklearn/neighbors/quad_tree.pyx":297
 *             if point[i] >= cell.center[i]:
 *                 selected_child += 1
 *         return cell.children[selected_child]             # <<<<<<<<<<<<<<
 * 
 *     cdef void _init_cell(self, Cell* cell, SIZE_t parent, SIZE_t depth) nogil:
 */
  __pyx_r = (__pyx_v_cell->children[__pyx_v_selected_child]);
  goto __pyx_L0;

  /* "sklearn/neighbors/quad_tree.pyx":285
 * 
 * 
 *     cdef SIZE_t _select_child(self, DTYPE_t[3] point, Cell* cell) nogil:             # <<<<<<<<<<<<<<
 *         """Select the child of cell which contains the given query point."""
 *         cdef:
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "sklearn/neighbors/quad_tree.pyx":299
 *         return cell.children[selected_child]
 * 
 *     cdef void _init_cell(self, Cell* cell, SIZE_t parent, SIZE_t depth) nogil:             # <<<<<<<<<<<<<<
 *         """Initialize a cell structure with some constants."""
 *         cell.parent = parent
 */

static void __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__init_cell(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_parent, __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_depth) {
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_i;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_t_1;
  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_t_2;

  /* "sklearn/neighbors/quad_tree.pyx":301
 *     cdef void _init_cell(self, Cell* cell, SIZE_t parent, SIZE_t depth) nogil:
 *         """Initialize a cell structure with some constants."""
 *         cell.parent = parent             # <<<<<<<<<<<<<<
 *         cell.is_leaf = True
 *         cell.depth = depth
 */
  __pyx_v_cell->parent = __pyx_v_parent;

  /* "sklearn/neighbors/quad_tree.pyx":302
 *         """Initialize a cell structure with some constants."""
 *         cell.parent = parent
 *         cell.is_leaf = True             # <<<<<<<<<<<<<<
 *         cell.depth = depth
 *         cell.squared_max_width = 0
 */
  __pyx_v_cell->is_leaf = 1;

  /* "sklearn/neighbors/quad_tree.pyx":303
 *         cell.parent = parent
 *         cell.is_leaf = True
 *         cell.depth = depth             # <<<<<<<<<<<<<<
 *         cell.squared_max_width = 0
 *         cell.cumulative_size = 0
 */
  __pyx_v_cell->depth = __pyx_v_depth;

  /* "sklearn/neighbors/quad_tree.pyx":304
 *         cell.is_leaf = True
 *         cell.depth = depth
 *         cell.squared_max_width = 0             # <<<<<<<<<<<<<<
 *         cell.cumulative_size = 0
 *         for i in range(self.n_cells_per_cell):
 */
  __pyx_v_cell->squared_max_width = 0.0;

  /* "sklearn/neighbors/quad_tree.pyx":305
 *         cell.depth = depth
 *         cell.squared_max_width = 0
 *         cell.cumulative_size = 0             # <<<<<<<<<<<<<<
 *         for i in range(self.n_cells_per_cell):
 *             cell.children[i] = DEFAULT
 */
  __pyx_v_cell->cumulative_size = 0;

  /* "sklearn/neighbors/quad_tree.pyx":306
 *         cell.squared_max_width = 0
 *         cell.cumulative_size = 0
 *         for i in range(self.n_cells_per_cell):             # <<<<<<<<<<<<<<
 *             cell.children[i] = DEFAULT
 * 
 */
  __pyx_t_1 = __pyx_v_self->n_cells_per_cell;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":307
 *         cell.cumulative_size = 0
 *         for i in range(self.n_cells_per_cell):
 *             cell.children[i] = DEFAULT             # <<<<<<<<<<<<<<
 * 
 *     cdef void _init_root(self, DTYPE_t[3] min_bounds, DTYPE_t[3] max_bounds
 */
    (__pyx_v_cell->children[__pyx_v_i]) = __pyx_v_7sklearn_9neighbors_9quad_tree_DEFAULT;
  }

  /* "sklearn/neighbors/quad_tree.pyx":299
 *         return cell.children[selected_child]
 * 
 *     cdef void _init_cell(self, Cell* cell, SIZE_t parent, SIZE_t depth) nogil:             # <<<<<<<<<<<<<<
 *         """Initialize a cell structure with some constants."""
 *         cell.parent = parent
 */

  /* function exit code */
}

/* "sklearn/neighbors/quad_tree.pyx":309
 *             cell.children[i] = DEFAULT
 * 
 *     cdef void _init_root(self, DTYPE_t[3] min_bounds, DTYPE_t[3] max_bounds             # <<<<<<<<<<<<<<
 *                          ) nogil:
 *         """Initialize the root node with the given space boundaries"""
 */

static void __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__init_root(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_min_bounds, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_max_bounds) {
  int __pyx_v_i;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_v_width;
  struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_root;
  int __pyx_t_1;
  int __pyx_t_2;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_3;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_4;
  __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t __pyx_t_5;

  /* "sklearn/neighbors/quad_tree.pyx":315
 *             int i
 *             DTYPE_t width
 *             Cell* root = &self.cells[0]             # <<<<<<<<<<<<<<
 * 
 *         self._init_cell(root, -1, 0)
 */
  __pyx_v_root = (&(__pyx_v_self->cells[0]));

  /* "sklearn/neighbors/quad_tree.pyx":317
 *             Cell* root = &self.cells[0]
 * 
 *         self._init_cell(root, -1, 0)             # <<<<<<<<<<<<<<
 *         for i in range(self.n_dimensions):
 *             root.min_bounds[i] = min_bounds[i]
 */
  ((struct __pyx_vtabstruct_7sklearn_9neighbors_9quad_tree__QuadTree *)__pyx_v_self->__pyx_vtab)->_init_cell(__pyx_v_self, __pyx_v_root, -1, 0);

  /* "sklearn/neighbors/quad_tree.pyx":318
 * 
 *         self._init_cell(root, -1, 0)
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             root.min_bounds[i] = min_bounds[i]
 *             root.max_bounds[i] = max_bounds[i]
 */
  __pyx_t_1 = __pyx_v_self->n_dimensions;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":319
 *         self._init_cell(root, -1, 0)
 *         for i in range(self.n_dimensions):
 *             root.min_bounds[i] = min_bounds[i]             # <<<<<<<<<<<<<<
 *             root.max_bounds[i] = max_bounds[i]
 *             root.center[i] = (max_bounds[i] + min_bounds[i]) / 2.
 */
    (__pyx_v_root->min_bounds[__pyx_v_i]) = (__pyx_v_min_bounds[__pyx_v_i]);

    /* "sklearn/neighbors/quad_tree.pyx":320
 *         for i in range(self.n_dimensions):
 *             root.min_bounds[i] = min_bounds[i]
 *             root.max_bounds[i] = max_bounds[i]             # <<<<<<<<<<<<<<
 *             root.center[i] = (max_bounds[i] + min_bounds[i]) / 2.
 *             width = max_bounds[i] - min_bounds[i]
 */
    (__pyx_v_root->max_bounds[__pyx_v_i]) = (__pyx_v_max_bounds[__pyx_v_i]);

    /* "sklearn/neighbors/quad_tree.pyx":321
 *             root.min_bounds[i] = min_bounds[i]
 *             root.max_bounds[i] = max_bounds[i]
 *             root.center[i] = (max_bounds[i] + min_bounds[i]) / 2.             # <<<<<<<<<<<<<<
 *             width = max_bounds[i] - min_bounds[i]
 *             root.squared_max_width = max(root.squared_max_width, width*width)
 */
    (__pyx_v_root->center[__pyx_v_i]) = (((__pyx_v_max_bounds[__pyx_v_i]) + (__pyx_v_min_bounds[__pyx_v_i])) / 2.);

    /* "sklearn/neighbors/quad_tree.pyx":322
 *             root.max_bounds[i] = max_bounds[i]
 *             root.center[i] = (max_bounds[i] + min_bounds[i]) / 2.
 *             width = max_bounds[i] - min_bounds[i]             # <<<<<<<<<<<<<<
 *             root.squared_max_width = max(root.squared_max_width, width*width)
 *         root.cell_id = 0
 */
    __pyx_v_width = ((__pyx_v_max_bounds[__pyx_v_i]) - (__pyx_v_min_bounds[__pyx_v_i]));

    /* "sklearn/neighbors/quad_tree.pyx":323
 *             root.center[i] = (max_bounds[i] + min_bounds[i]) / 2.
 *             width = max_bounds[i] - min_bounds[i]
 *             root.squared_max_width = max(root.squared_max_width, width*width)             # <<<<<<<<<<<<<<
 *         root.cell_id = 0
 * 
 */
    __pyx_t_3 = (__pyx_v_width * __pyx_v_width);
    __pyx_t_4 = __pyx_v_root->squared_max_width;
    if (((__pyx_t_3 > __pyx_t_4) != 0)) {
      __pyx_t_5 = __pyx_t_3;
    } else {
      __pyx_t_5 = __pyx_t_4;
    }
    __pyx_v_root->squared_max_width = __pyx_t_5;
  }

  /* "sklearn/neighbors/quad_tree.pyx":324
 *             width = max_bounds[i] - min_bounds[i]
 *             root.squared_max_width = max(root.squared_max_width, width*width)
 *         root.cell_id = 0             # <<<<<<<<<<<<<<
 * 
 *         self.cell_count += 1
 */
  __pyx_v_root->cell_id = 0;

  /* "sklearn/neighbors/quad_tree.pyx":326
 *         root.cell_id = 0
 * 
 *         self.cell_count += 1             # <<<<<<<<<<<<<<
 * 
 *     cdef int _check_point_in_cell(self, DTYPE_t[3] point, Cell* cell
 */
  __pyx_v_self->cell_count = (__pyx_v_self->cell_count + 1);

  /* "sklearn/neighbors/quad_tree.pyx":309
 *             cell.children[i] = DEFAULT
 * 
 *     cdef void _init_root(self, DTYPE_t[3] min_bounds, DTYPE_t[3] max_bounds             # <<<<<<<<<<<<<<
 *                          ) nogil:
 *         """Initialize the root node with the given space boundaries"""
 */

  /* function exit code */
}

/* "sklearn/neighbors/quad_tree.pyx":328
 *         self.cell_count += 1
 * 
 *     cdef int _check_point_in_cell(self, DTYPE_t[3] point, Cell* cell             # <<<<<<<<<<<<<<
 *                                   ) nogil except -1:
 *         """Check that the given point is in the cell boundaries."""
 */

static int __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree__check_point_in_cell(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell) {
  int __pyx_v_i;
  PyObject *__pyx_v_msg = NULL;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  PyObject *__pyx_t_5 = NULL;
  PyObject *__pyx_t_6 = NULL;
  PyObject *__pyx_t_7 = NULL;
  PyObject *__pyx_t_8 = NULL;
  PyObject *__pyx_t_9 = NULL;
  #ifdef WITH_THREAD
  PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
  #endif
  __Pyx_RefNannySetupContext("_check_point_in_cell", 0);
  #ifdef WITH_THREAD
  PyGILState_Release(__pyx_gilstate_save);
  #endif

  /* "sklearn/neighbors/quad_tree.pyx":330
 *     cdef int _check_point_in_cell(self, DTYPE_t[3] point, Cell* cell
 *                                   ) nogil except -1:
 *         """Check that the given point is in the cell boundaries."""             # <<<<<<<<<<<<<<
 * 
 *         if self.verbose >= 50:
 */
  /*try:*/ {

    /* "sklearn/neighbors/quad_tree.pyx":332
 *         """Check that the given point is in the cell boundaries."""
 * 
 *         if self.verbose >= 50:             # <<<<<<<<<<<<<<
 *             if self.n_dimensions == 3:
 *                 printf("[QuadTree] Checking point (%f, %f, %f) in cell %li "
 */
    __pyx_t_1 = ((__pyx_v_self->verbose >= 50) != 0);
    if (__pyx_t_1) {

      /* "sklearn/neighbors/quad_tree.pyx":333
 * 
 *         if self.verbose >= 50:
 *             if self.n_dimensions == 3:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] Checking point (%f, %f, %f) in cell %li "
 *                         "([%f/%f, %f/%f, %f/%f], size %li)\n",
 */
      __pyx_t_1 = ((__pyx_v_self->n_dimensions == 3) != 0);
      if (__pyx_t_1) {

        /* "sklearn/neighbors/quad_tree.pyx":334
 *         if self.verbose >= 50:
 *             if self.n_dimensions == 3:
 *                 printf("[QuadTree] Checking point (%f, %f, %f) in cell %li "             # <<<<<<<<<<<<<<
 *                         "([%f/%f, %f/%f, %f/%f], size %li)\n",
 *                         point[0], point[1], point[2], cell.cell_id,
 */
        printf(((char const *)"[QuadTree] Checking point (%f, %f, %f) in cell %li ([%f/%f, %f/%f, %f/%f], size %li)\n"), (__pyx_v_point[0]), (__pyx_v_point[1]), (__pyx_v_point[2]), __pyx_v_cell->cell_id, (__pyx_v_cell->min_bounds[0]), (__pyx_v_cell->max_bounds[0]), (__pyx_v_cell->min_bounds[1]), (__pyx_v_cell->max_bounds[1]), (__pyx_v_cell->min_bounds[2]), (__pyx_v_cell->max_bounds[2]), __pyx_v_cell->cumulative_size);

        /* "sklearn/neighbors/quad_tree.pyx":333
 * 
 *         if self.verbose >= 50:
 *             if self.n_dimensions == 3:             # <<<<<<<<<<<<<<
 *                 printf("[QuadTree] Checking point (%f, %f, %f) in cell %li "
 *                         "([%f/%f, %f/%f, %f/%f], size %li)\n",
 */
        goto __pyx_L7;
      }

      /* "sklearn/neighbors/quad_tree.pyx":341
 *                         cell.cumulative_size)
 *             else:
 *                 printf("[QuadTree] Checking point (%f, %f) in cell %li "             # <<<<<<<<<<<<<<
 *                         "([%f/%f, %f/%f], size %li)\n",
 *                         point[0], point[1],cell.cell_id, cell.min_bounds[0],
 */
      /*else*/ {

        /* "sklearn/neighbors/quad_tree.pyx":345
 *                         point[0], point[1],cell.cell_id, cell.min_bounds[0],
 *                         cell.max_bounds[0], cell.min_bounds[1],
 *                         cell.max_bounds[1], cell.cumulative_size)             # <<<<<<<<<<<<<<
 * 
 *         for i in range(self.n_dimensions):
 */
        printf(((char const *)"[QuadTree] Checking point (%f, %f) in cell %li ([%f/%f, %f/%f], size %li)\n"), (__pyx_v_point[0]), (__pyx_v_point[1]), __pyx_v_cell->cell_id, (__pyx_v_cell->min_bounds[0]), (__pyx_v_cell->max_bounds[0]), (__pyx_v_cell->min_bounds[1]), (__pyx_v_cell->max_bounds[1]), __pyx_v_cell->cumulative_size);
      }
      __pyx_L7:;

      /* "sklearn/neighbors/quad_tree.pyx":332
 *         """Check that the given point is in the cell boundaries."""
 * 
 *         if self.verbose >= 50:             # <<<<<<<<<<<<<<
 *             if self.n_dimensions == 3:
 *                 printf("[QuadTree] Checking point (%f, %f, %f) in cell %li "
 */
    }

    /* "sklearn/neighbors/quad_tree.pyx":347
 *                         cell.max_bounds[1], cell.cumulative_size)
 * 
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             if (cell.min_bounds[i] > point[i] or
 *                     cell.max_bounds[i] <= point[i]):
 */
    __pyx_t_2 = __pyx_v_self->n_dimensions;
    for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
      __pyx_v_i = __pyx_t_3;

      /* "sklearn/neighbors/quad_tree.pyx":348
 * 
 *         for i in range(self.n_dimensions):
 *             if (cell.min_bounds[i] > point[i] or             # <<<<<<<<<<<<<<
 *                     cell.max_bounds[i] <= point[i]):
 *                 with gil:
 */
      __pyx_t_4 = (((__pyx_v_cell->min_bounds[__pyx_v_i]) > (__pyx_v_point[__pyx_v_i])) != 0);
      if (!__pyx_t_4) {
      } else {
        __pyx_t_1 = __pyx_t_4;
        goto __pyx_L11_bool_binop_done;
      }

      /* "sklearn/neighbors/quad_tree.pyx":349
 *         for i in range(self.n_dimensions):
 *             if (cell.min_bounds[i] > point[i] or
 *                     cell.max_bounds[i] <= point[i]):             # <<<<<<<<<<<<<<
 *                 with gil:
 *                     msg = "[QuadTree] InsertionError: point out of cell "
 */
      __pyx_t_4 = (((__pyx_v_cell->max_bounds[__pyx_v_i]) <= (__pyx_v_point[__pyx_v_i])) != 0);
      __pyx_t_1 = __pyx_t_4;
      __pyx_L11_bool_binop_done:;

      /* "sklearn/neighbors/quad_tree.pyx":348
 * 
 *         for i in range(self.n_dimensions):
 *             if (cell.min_bounds[i] > point[i] or             # <<<<<<<<<<<<<<
 *                     cell.max_bounds[i] <= point[i]):
 *                 with gil:
 */
      if (__pyx_t_1) {

        /* "sklearn/neighbors/quad_tree.pyx":350
 *             if (cell.min_bounds[i] > point[i] or
 *                     cell.max_bounds[i] <= point[i]):
 *                 with gil:             # <<<<<<<<<<<<<<
 *                     msg = "[QuadTree] InsertionError: point out of cell "
 *                     msg += "boundary.\nAxis %li: cell [%f, %f]; point %f\n"
 */
        {
            #ifdef WITH_THREAD
            PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
            #endif
            /*try:*/ {

              /* "sklearn/neighbors/quad_tree.pyx":351
 *                     cell.max_bounds[i] <= point[i]):
 *                 with gil:
 *                     msg = "[QuadTree] InsertionError: point out of cell "             # <<<<<<<<<<<<<<
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 * 
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 * 
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/* "sklearn/neighbors/quad_tree.pyx":395
 *                 .format(self.n_points, self.cells[0].cumulative_size))
 * 
 *     cdef long summarize(self, DTYPE_t[3] point, DTYPE_t* results,             # <<<<<<<<<<<<<<
 *                         float squared_theta=.5, SIZE_t cell_id=0, long idx=0
 *                         ) nogil:
 */

static long __pyx_f_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize(struct __pyx_obj_7sklearn_9neighbors_9quad_tree__QuadTree *__pyx_v_self, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_point, __pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t *__pyx_v_results, struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize *__pyx_optional_args) {
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  int __pyx_v_i;
  int __pyx_v_idx_d;
  int __pyx_v_duplicate;
  struct __pyx_t_7sklearn_9neighbors_9quad_tree_Cell *__pyx_v_cell;
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  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_v_child_id;
  long __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  int __pyx_t_5;
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  __pyx_t_7sklearn_9neighbors_9quad_tree_SIZE_t __pyx_t_7;
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  struct __pyx_opt_args_7sklearn_9neighbors_9quad_tree_9_QuadTree_summarize __pyx_t_9;
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  /* "sklearn/neighbors/quad_tree.pyx":437
 *         """
 *         cdef:
 *             int i, idx_d = idx + self.n_dimensions             # <<<<<<<<<<<<<<
 *             bint duplicate = True
 *             Cell* cell = &self.cells[cell_id]
 */
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  /* "sklearn/neighbors/quad_tree.pyx":438
 *         cdef:
 *             int i, idx_d = idx + self.n_dimensions
 *             bint duplicate = True             # <<<<<<<<<<<<<<
 *             Cell* cell = &self.cells[cell_id]
 * 
 */
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 *             int i, idx_d = idx + self.n_dimensions
 *             bint duplicate = True
 *             Cell* cell = &self.cells[cell_id]             # <<<<<<<<<<<<<<
 * 
 *         results[idx_d] = 0.
 */
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  /* "sklearn/neighbors/quad_tree.pyx":441
 *             Cell* cell = &self.cells[cell_id]
 * 
 *         results[idx_d] = 0.             # <<<<<<<<<<<<<<
 *         for i in range(self.n_dimensions):
 *             results[idx + i] = point[i] - cell.barycenter[i]
 */
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  /* "sklearn/neighbors/quad_tree.pyx":442
 * 
 *         results[idx_d] = 0.
 *         for i in range(self.n_dimensions):             # <<<<<<<<<<<<<<
 *             results[idx + i] = point[i] - cell.barycenter[i]
 *             results[idx_d] += results[idx + i] * results[idx + i]
 */
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    __pyx_v_i = __pyx_t_2;

    /* "sklearn/neighbors/quad_tree.pyx":443
 *         results[idx_d] = 0.
 *         for i in range(self.n_dimensions):
 *             results[idx + i] = point[i] - cell.barycenter[i]             # <<<<<<<<<<<<<<
 *             results[idx_d] += results[idx + i] * results[idx + i]
 *             duplicate &= fabsf(results[idx + i]) <= EPSILON
 */
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    /* "sklearn/neighbors/quad_tree.pyx":444
 *         for i in range(self.n_dimensions):
 *             results[idx + i] = point[i] - cell.barycenter[i]
 *             results[idx_d] += results[idx + i] * results[idx + i]             # <<<<<<<<<<<<<<
 *             duplicate &= fabsf(results[idx + i]) <= EPSILON
 * 
 */
    __pyx_t_3 = __pyx_v_idx_d;
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    /* "sklearn/neighbors/quad_tree.pyx":445
 *             results[idx + i] = point[i] - cell.barycenter[i]
 *             results[idx_d] += results[idx + i] * results[idx + i]
 *             duplicate &= fabsf(results[idx + i]) <= EPSILON             # <<<<<<<<<<<<<<
 * 
 *         # Do not compute self interactions
 */
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  }

  /* "sklearn/neighbors/quad_tree.pyx":448
 * 
 *         # Do not compute self interactions
 *         if duplicate and cell.is_leaf:             # <<<<<<<<<<<<<<
 *             return idx
 * 
 */
  __pyx_t_5 = (__pyx_v_duplicate != 0);
  if (__pyx_t_5) {
  } else {
    __pyx_t_4 = __pyx_t_5;
    goto __pyx_L6_bool_binop_done;
  }
  __pyx_t_5 = (__pyx_v_cell->is_leaf != 0);
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  __pyx_L6_bool_binop_done:;
  if (__pyx_t_4) {

    /* "sklearn/neighbors/quad_tree.pyx":449
 *         # Do not compute self interactions
 *         if duplicate and cell.is_leaf:
 *             return idx             # <<<<<<<<<<<<<<
 * 
 *         # Check whether we can use this node as a summary
 */
    __pyx_r = __pyx_v_idx;
    goto __pyx_L0;

    /* "sklearn/neighbors/quad_tree.pyx":448
 * 
 *         # Do not compute self interactions
 *         if duplicate and cell.is_leaf:             # <<<<<<<<<<<<<<
 *             return idx
 * 
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":456
 *         # If it can be summarized, we use the cell center of mass
 *         # Otherwise, we go a higher level of resolution and into the leaves.
 *         if cell.is_leaf or (             # <<<<<<<<<<<<<<
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size
 */
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  } else {
    __pyx_t_4 = __pyx_t_5;
    goto __pyx_L9_bool_binop_done;
  }

  /* "sklearn/neighbors/quad_tree.pyx":457
 *         # Otherwise, we go a higher level of resolution and into the leaves.
 *         if cell.is_leaf or (
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):             # <<<<<<<<<<<<<<
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size
 *             return idx + self.n_dimensions + 2
 */
  __pyx_t_5 = (((__pyx_v_cell->squared_max_width / (__pyx_v_results[__pyx_v_idx_d])) < __pyx_v_squared_theta) != 0);
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  __pyx_L9_bool_binop_done:;

  /* "sklearn/neighbors/quad_tree.pyx":456
 *         # If it can be summarized, we use the cell center of mass
 *         # Otherwise, we go a higher level of resolution and into the leaves.
 *         if cell.is_leaf or (             # <<<<<<<<<<<<<<
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size
 */
  if (__pyx_t_4) {

    /* "sklearn/neighbors/quad_tree.pyx":458
 *         if cell.is_leaf or (
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size             # <<<<<<<<<<<<<<
 *             return idx + self.n_dimensions + 2
 * 
 */
    (__pyx_v_results[(__pyx_v_idx_d + 1)]) = ((__pyx_t_7sklearn_9neighbors_9quad_tree_DTYPE_t)__pyx_v_cell->cumulative_size);

    /* "sklearn/neighbors/quad_tree.pyx":459
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size
 *             return idx + self.n_dimensions + 2             # <<<<<<<<<<<<<<
 * 
 *         else:
 */
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    goto __pyx_L0;

    /* "sklearn/neighbors/quad_tree.pyx":456
 *         # If it can be summarized, we use the cell center of mass
 *         # Otherwise, we go a higher level of resolution and into the leaves.
 *         if cell.is_leaf or (             # <<<<<<<<<<<<<<
 *                 (cell.squared_max_width / results[idx_d]) < squared_theta):
 *             results[idx_d + 1] = <DTYPE_t> cell.cumulative_size
 */
  }

  /* "sklearn/neighbors/quad_tree.pyx":463
 *         else:
 *             # Recursively compute the summary in nodes
 *             for c in range(self.n_cells_per_cell):             # <<<<<<<<<<<<<<
 *                 child_id = cell.children[c]
 *                 if child_id != -1:
 */
  /*else*/ {
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    for (__pyx_t_7 = 0; __pyx_t_7 < __pyx_t_6; __pyx_t_7+=1) {
      __pyx_v_c = __pyx_t_7;

      /* "sklearn/neighbors/quad_tree.pyx":464
 *             # Recursively compute the summary in nodes
 *             for c in range(self.n_cells_per_cell):
 *                 child_id = cell.children[c]             # <<<<<<<<<<<<<<
 *                 if child_id != -1:
 *                     idx = self.summarize(point, results, squared_theta,
 */
      __pyx_v_child_id = (__pyx_v_cell->children[__pyx_v_c]);

      /* "sklearn/neighbors/quad_tree.pyx":465
 *             for c in range(self.n_cells_per_cell):
 *                 child_id = cell.children[c]
 *                 if child_id != -1:             # <<<<<<<<<<<<<<
 *                     idx = self.summarize(point, results, squared_theta,
 *                                          child_id, idx)
 */
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      if (__pyx_t_4) {

        /* "sklearn/neighbors/quad_tree.pyx":466
 *                 child_id = cell.children[c]
 *                 if child_id != -1:
 *                     idx = self.summarize(point, results, squared_theta,             # <<<<<<<<<<<<<<
 *                                          child_id, idx)
 * 
 */
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        __pyx_v_idx = __pyx_t_8;

        /* "sklearn/neighbors/quad_tree.pyx":465
 *             for c in range(self.n_cells_per_cell):
 *                 child_id = cell.children[c]
 *                 if child_id != -1:             # <<<<<<<<<<<<<<
 *                     idx = self.summarize(point, results, squared_theta,
 *                                          child_id, idx)
 */
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  /* "sklearn/neighbors/quad_tree.pyx":469
 *                                          child_id, idx)
 * 
 *         return idx             # <<<<<<<<<<<<<<
 * 
 *     def get_cell(self, point):
 */
  __pyx_r = __pyx_v_idx;
  goto __pyx_L0;

  /* "sklearn/neighbors/quad_tree.pyx":395
 *                 .format(self.n_points, self.cells[0].cumulative_size))
 * 
 *     cdef long summarize(self, DTYPE_t[3] point, DTYPE_t* results,             # <<<<<<<<<<<<<<
 *                         float squared_theta=.5, SIZE_t cell_id=0, long idx=0
 *                         ) nogil:
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "sklearn/neighbors/quad_tree.pyx":471
 *         return idx
 * 
 *     def get_cell(self, point):             # <<<<<<<<<<<<<<
 *         """return the id of the cell containing the query point or raise
 *         ValueError if the point is not in the tree
 */

/* Python wrapper */
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static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_cumulative_size(PyObject *o, CYTHON_UNUSED void *x) {
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static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_leafs(PyObject *o, CYTHON_UNUSED void *x) {
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}

static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_n_dimensions(PyObject *o, CYTHON_UNUSED void *x) {
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}

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static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_verbose(PyObject *o, CYTHON_UNUSED void *x) {
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}

static int __pyx_setprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_verbose(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
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}

static int __pyx_setprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_max_depth(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
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}

static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_cell_count(PyObject *o, CYTHON_UNUSED void *x) {
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}

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static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_capacity(PyObject *o, CYTHON_UNUSED void *x) {
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static PyObject *__pyx_getprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_n_points(PyObject *o, CYTHON_UNUSED void *x) {
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}

static int __pyx_setprop_7sklearn_9neighbors_9quad_tree_9_QuadTree_n_points(PyObject *o, PyObject *v, CYTHON_UNUSED void *x) {
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                cstop = PY_SSIZE_T_MAX;
        }
        if (wraparound && unlikely((cstart < 0) | (cstop < 0)) && likely(ms->sq_length)) {
            Py_ssize_t l = ms->sq_length(obj);
            if (likely(l >= 0)) {
                if (cstop < 0) {
                    cstop += l;
                    if (cstop < 0) cstop = 0;
                }
                if (cstart < 0) {
                    cstart += l;
                    if (cstart < 0) cstart = 0;
                }
            } else {
                if (!PyErr_ExceptionMatches(PyExc_OverflowError))
                    goto bad;
                PyErr_Clear();
            }
        }
        return ms->sq_slice(obj, cstart, cstop);
    }
#endif
    mp = Py_TYPE(obj)->tp_as_mapping;
    if (likely(mp && mp->mp_subscript))
#endif
    {
        PyObject* result;
        PyObject *py_slice, *py_start, *py_stop;
        if (_py_slice) {
            py_slice = *_py_slice;
        } else {
            PyObject* owned_start = NULL;
            PyObject* owned_stop = NULL;
            if (_py_start) {
                py_start = *_py_start;
            } else {
                if (has_cstart) {
                    owned_start = py_start = PyInt_FromSsize_t(cstart);
                    if (unlikely(!py_start)) goto bad;
                } else
                    py_start = Py_None;
            }
            if (_py_stop) {
                py_stop = *_py_stop;
            } else {
                if (has_cstop) {
                    owned_stop = py_stop = PyInt_FromSsize_t(cstop);
                    if (unlikely(!py_stop)) {
                        Py_XDECREF(owned_start);
                        goto bad;
                    }
                } else
                    py_stop = Py_None;
            }
            py_slice = PySlice_New(py_start, py_stop, Py_None);
            Py_XDECREF(owned_start);
            Py_XDECREF(owned_stop);
            if (unlikely(!py_slice)) goto bad;
        }
#if CYTHON_USE_TYPE_SLOTS
        result = mp->mp_subscript(obj, py_slice);
#else
        result = PyObject_GetItem(obj, py_slice);
#endif
        if (!_py_slice) {
            Py_DECREF(py_slice);
        }
        return result;
    }
    PyErr_Format(PyExc_TypeError,
        "'%.200s' object is unsliceable", Py_TYPE(obj)->tp_name);
bad:
    return NULL;
}

/* GetItemInt */
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
    PyObject *r;
    if (!j) return NULL;
    r = PyObject_GetItem(o, j);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    if (wraparound & unlikely(i < 0)) i += PyList_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
        PyObject *r = PyList_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
    if (wraparound & unlikely(i < 0)) i += PyTuple_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
        PyObject *r = PyTuple_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i, int is_list,
                                                     CYTHON_NCP_UNUSED int wraparound,
                                                     CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS && CYTHON_USE_TYPE_SLOTS
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
        if ((!boundscheck) || (likely((n >= 0) & (n < PyList_GET_SIZE(o))))) {
            PyObject *r = PyList_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    }
    else if (PyTuple_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
        if ((!boundscheck) || likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) {
            PyObject *r = PyTuple_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (!PyErr_ExceptionMatches(PyExc_OverflowError))
                        return NULL;
                    PyErr_Clear();
                }
            }
            return m->sq_item(o, i);
        }
    }
#else
    if (is_list || PySequence_Check(o)) {
        return PySequence_GetItem(o, i);
    }
#endif
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
}

/* GetModuleGlobalName */
static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name) {
    PyObject *result;
#if !CYTHON_AVOID_BORROWED_REFS
    result = PyDict_GetItem(__pyx_d, name);
    if (likely(result)) {
        Py_INCREF(result);
    } else {
#else
    result = PyObject_GetItem(__pyx_d, name);
    if (!result) {
        PyErr_Clear();
#endif
        result = __Pyx_GetBuiltinName(name);
    }
    return result;
}

/* PyObjectCall */
  #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyFloatBinop */
  #if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyFloat_AddCObj(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double a = floatval;
    double b, result;
    if (likely(PyFloat_CheckExact(op2))) {
        b = PyFloat_AS_DOUBLE(op2);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op2))) {
        b = (double) PyInt_AS_LONG(op2);
    } else
    #endif
    if (likely(PyLong_CheckExact(op2))) {
        #if CYTHON_USE_PYLONG_INTERNALS
        const digit* digits = ((PyLongObject*)op2)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op2);
        switch (size) {
            case  0: b = 0.0; break;
            case -1: b = -(double) digits[0]; break;
            case  1: b = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    b = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -2)
                            b = -b;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -3)
                            b = -b;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -4)
                            b = -b;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            b = PyLong_AsDouble(op2);
            if (unlikely(b == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
    }
        PyFPE_START_PROTECT("add", return NULL)
        result = a + b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

/* PyCFunctionFastCall */
    #if CYTHON_FAST_PYCCALL
static CYTHON_INLINE PyObject * __Pyx_PyCFunction_FastCall(PyObject *func_obj, PyObject **args, Py_ssize_t nargs) {
    PyCFunctionObject *func = (PyCFunctionObject*)func_obj;
    PyCFunction meth = PyCFunction_GET_FUNCTION(func);
    PyObject *self = PyCFunction_GET_SELF(func);
    assert(PyCFunction_Check(func));
    assert(METH_FASTCALL == (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST)));
    assert(nargs >= 0);
    assert(nargs == 0 || args != NULL);
    /* _PyCFunction_FastCallDict() must not be called with an exception set,
       because it may clear it (directly or indirectly) and so the
       caller loses its exception */
    assert(!PyErr_Occurred());
    return (*((__Pyx_PyCFunctionFast)meth)) (self, args, nargs, NULL);
}
#endif  // CYTHON_FAST_PYCCALL

/* PyFunctionFastCall */
    #if CYTHON_FAST_PYCALL
#include "frameobject.h"
static PyObject* __Pyx_PyFunction_FastCallNoKw(PyCodeObject *co, PyObject **args, Py_ssize_t na,
                                               PyObject *globals) {
    PyFrameObject *f;
    PyThreadState *tstate = PyThreadState_GET();
    PyObject **fastlocals;
    Py_ssize_t i;
    PyObject *result;
    assert(globals != NULL);
    /* XXX Perhaps we should create a specialized
       PyFrame_New() that doesn't take locals, but does
       take builtins without sanity checking them.
       */
    assert(tstate != NULL);
    f = PyFrame_New(tstate, co, globals, NULL);
    if (f == NULL) {
        return NULL;
    }
    fastlocals = f->f_localsplus;
    for (i = 0; i < na; i++) {
        Py_INCREF(*args);
        fastlocals[i] = *args++;
    }
    result = PyEval_EvalFrameEx(f,0);
    ++tstate->recursion_depth;
    Py_DECREF(f);
    --tstate->recursion_depth;
    return result;
}
#if 1 || PY_VERSION_HEX < 0x030600B1
static PyObject *__Pyx_PyFunction_FastCallDict(PyObject *func, PyObject **args, int nargs, PyObject *kwargs) {
    PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func);
    PyObject *globals = PyFunction_GET_GLOBALS(func);
    PyObject *argdefs = PyFunction_GET_DEFAULTS(func);
    PyObject *closure;
#if PY_MAJOR_VERSION >= 3
    PyObject *kwdefs;
#endif
    PyObject *kwtuple, **k;
    PyObject **d;
    Py_ssize_t nd;
    Py_ssize_t nk;
    PyObject *result;
    assert(kwargs == NULL || PyDict_Check(kwargs));
    nk = kwargs ? PyDict_Size(kwargs) : 0;
    if (Py_EnterRecursiveCall((char*)" while calling a Python object")) {
        return NULL;
    }
    if (
#if PY_MAJOR_VERSION >= 3
            co->co_kwonlyargcount == 0 &&
#endif
            likely(kwargs == NULL || nk == 0) &&
            co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) {
        if (argdefs == NULL && co->co_argcount == nargs) {
            result = __Pyx_PyFunction_FastCallNoKw(co, args, nargs, globals);
            goto done;
        }
        else if (nargs == 0 && argdefs != NULL
                 && co->co_argcount == Py_SIZE(argdefs)) {
            /* function called with no arguments, but all parameters have
               a default value: use default values as arguments .*/
            args = &PyTuple_GET_ITEM(argdefs, 0);
            result =__Pyx_PyFunction_FastCallNoKw(co, args, Py_SIZE(argdefs), globals);
            goto done;
        }
    }
    if (kwargs != NULL) {
        Py_ssize_t pos, i;
        kwtuple = PyTuple_New(2 * nk);
        if (kwtuple == NULL) {
            result = NULL;
            goto done;
        }
        k = &PyTuple_GET_ITEM(kwtuple, 0);
        pos = i = 0;
        while (PyDict_Next(kwargs, &pos, &k[i], &k[i+1])) {
            Py_INCREF(k[i]);
            Py_INCREF(k[i+1]);
            i += 2;
        }
        nk = i / 2;
    }
    else {
        kwtuple = NULL;
        k = NULL;
    }
    closure = PyFunction_GET_CLOSURE(func);
#if PY_MAJOR_VERSION >= 3
    kwdefs = PyFunction_GET_KW_DEFAULTS(func);
#endif
    if (argdefs != NULL) {
        d = &PyTuple_GET_ITEM(argdefs, 0);
        nd = Py_SIZE(argdefs);
    }
    else {
        d = NULL;
        nd = 0;
    }
#if PY_MAJOR_VERSION >= 3
    result = PyEval_EvalCodeEx((PyObject*)co, globals, (PyObject *)NULL,
                               args, nargs,
                               k, (int)nk,
                               d, (int)nd, kwdefs, closure);
#else
    result = PyEval_EvalCodeEx(co, globals, (PyObject *)NULL,
                               args, nargs,
                               k, (int)nk,
                               d, (int)nd, closure);
#endif
    Py_XDECREF(kwtuple);
done:
    Py_LeaveRecursiveCall();
    return result;
}
#endif  // CPython < 3.6
#endif  // CYTHON_FAST_PYCALL

/* PyObjectCallMethO */
    #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
    PyObject *self, *result;
    PyCFunction cfunc;
    cfunc = PyCFunction_GET_FUNCTION(func);
    self = PyCFunction_GET_SELF(func);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = cfunc(self, arg);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* PyObjectCallOneArg */
    #if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, &arg, 1);
    }
#endif
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
#if CYTHON_FAST_PYCCALL
        } else if (PyCFunction_GET_FLAGS(func) & METH_FASTCALL) {
            return __Pyx_PyCFunction_FastCall(func, &arg, 1);
#endif
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

/* PyFloatBinop */
      #if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyFloat_AddObjC(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double b = floatval;
    double a, result;
    if (likely(PyFloat_CheckExact(op1))) {
        a = PyFloat_AS_DOUBLE(op1);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        a = (double) PyInt_AS_LONG(op1);
    } else
    #endif
    if (likely(PyLong_CheckExact(op1))) {
        #if CYTHON_USE_PYLONG_INTERNALS
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        switch (size) {
            case  0: a = 0.0; break;
            case -1: a = -(double) digits[0]; break;
            case  1: a = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    a = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -2)
                            a = -a;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -3)
                            a = -a;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -4)
                            a = -a;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            a = PyLong_AsDouble(op1);
            if (unlikely(a == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
    }
        PyFPE_START_PROTECT("add", return NULL)
        result = a + b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

/* PyErrFetchRestore */
        #if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    tmp_type = tstate->curexc_type;
    tmp_value = tstate->curexc_value;
    tmp_tb = tstate->curexc_traceback;
    tstate->curexc_type = type;
    tstate->curexc_value = value;
    tstate->curexc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
}
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
}
#endif

/* WriteUnraisableException */
        static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename,
                                  int full_traceback, CYTHON_UNUSED int nogil) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
    __Pyx_PyThreadState_declare
#ifdef WITH_THREAD
    PyGILState_STATE state;
    if (nogil)
        state = PyGILState_Ensure();
#ifdef _MSC_VER
    else state = (PyGILState_STATE)-1;
#endif
#endif
    __Pyx_PyThreadState_assign
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    if (full_traceback) {
        Py_XINCREF(old_exc);
        Py_XINCREF(old_val);
        Py_XINCREF(old_tb);
        __Pyx_ErrRestore(old_exc, old_val, old_tb);
        PyErr_PrintEx(1);
    }
    #if PY_MAJOR_VERSION < 3
    ctx = PyString_FromString(name);
    #else
    ctx = PyUnicode_FromString(name);
    #endif
    __Pyx_ErrRestore(old_exc, old_val, old_tb);
    if (!ctx) {
        PyErr_WriteUnraisable(Py_None);
    } else {
        PyErr_WriteUnraisable(ctx);
        Py_DECREF(ctx);
    }
#ifdef WITH_THREAD
    if (nogil)
        PyGILState_Release(state);
#endif
}

/* RaiseException */
        #if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    __Pyx_PyThreadState_declare
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    if (PyType_Check(type)) {
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        type = (PyObject*) Py_TYPE(type);
        Py_INCREF(type);
        if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: exception class must be a subclass of BaseException");
            goto raise_error;
        }
    }
    __Pyx_PyThreadState_assign
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *instance_class = NULL;
        if (value && PyExceptionInstance_Check(value)) {
            instance_class = (PyObject*) Py_TYPE(value);
            if (instance_class != type) {
                int is_subclass = PyObject_IsSubclass(instance_class, type);
                if (!is_subclass) {
                    instance_class = NULL;
                } else if (unlikely(is_subclass == -1)) {
                    goto bad;
                } else {
                    type = instance_class;
                }
            }
        }
        if (!instance_class) {
            PyObject *args;
            if (!value)
                args = PyTuple_New(0);
            else if (PyTuple_Check(value)) {
                Py_INCREF(value);
                args = value;
            } else
                args = PyTuple_Pack(1, value);
            if (!args)
                goto bad;
            owned_instance = PyObject_Call(type, args, NULL);
            Py_DECREF(args);
            if (!owned_instance)
                goto bad;
            value = owned_instance;
            if (!PyExceptionInstance_Check(value)) {
                PyErr_Format(PyExc_TypeError,
                             "calling %R should have returned an instance of "
                             "BaseException, not %R",
                             type, Py_TYPE(value));
                goto bad;
            }
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
#if PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        } else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        } else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject *tmp_type, *tmp_value, *tmp_tb;
        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
        Py_INCREF(tb);
        PyErr_Restore(tmp_type, tmp_value, tb);
        Py_XDECREF(tmp_tb);
#else
        PyThreadState *tstate = PyThreadState_GET();
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
#endif
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

/* PyObjectCallNoArg */
          #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#if CYTHON_FAST_PYCALL
    if (PyFunction_Check(func)) {
        return __Pyx_PyFunction_FastCall(func, NULL, 0);
    }
#endif
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

/* ExtTypeTest */
            static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(PyObject_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

/* KeywordStringCheck */
            static CYTHON_INLINE int __Pyx_CheckKeywordStrings(
    PyObject *kwdict,
    const char* function_name,
    int kw_allowed)
{
    PyObject* key = 0;
    Py_ssize_t pos = 0;
#if CYTHON_COMPILING_IN_PYPY
    if (!kw_allowed && PyDict_Next(kwdict, &pos, &key, 0))
        goto invalid_keyword;
    return 1;
#else
    while (PyDict_Next(kwdict, &pos, &key, 0)) {
        #if PY_MAJOR_VERSION < 3
        if (unlikely(!PyString_CheckExact(key)) && unlikely(!PyString_Check(key)))
        #endif
            if (unlikely(!PyUnicode_Check(key)))
                goto invalid_keyword_type;
    }
    if ((!kw_allowed) && unlikely(key))
        goto invalid_keyword;
    return 1;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%.200s() keywords must be strings", function_name);
    return 0;
#endif
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%.200s() got an unexpected keyword argument '%.200s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
    return 0;
}

/* PyIntBinop */
            #if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    if (op1 == op2) {
        Py_RETURN_TRUE;
    }
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long a = PyInt_AS_LONG(op1);
        if (a == b) {
            Py_RETURN_TRUE;
        } else {
            Py_RETURN_FALSE;
        }
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                #if PyLong_SHIFT < 30 && PyLong_SHIFT != 15
                default: return PyLong_Type.tp_richcompare(op1, op2, Py_EQ);
                #else
                default: Py_RETURN_FALSE;
                #endif
            }
        }
            if (a == b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            if ((double)a == (double)b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    return PyObject_RichCompare(op1, op2, Py_EQ);
}
#endif

/* PyIntBinop */
            #if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a + b);
            if (likely((x^a) >= 0 || (x^b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_add(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
#ifdef HAVE_LONG_LONG
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
#endif
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                default: return PyLong_Type.tp_as_number->nb_add(op1, op2);
            }
        }
                x = a + b;
            return PyLong_FromLong(x);
#ifdef HAVE_LONG_LONG
        long_long:
                llx = lla + llb;
            return PyLong_FromLongLong(llx);
#endif
        
        
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

/* RaiseTooManyValuesToUnpack */
            static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
    PyErr_Format(PyExc_ValueError,
                 "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
}

/* RaiseNeedMoreValuesToUnpack */
            static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
    PyErr_Format(PyExc_ValueError,
                 "need more than %" CYTHON_FORMAT_SSIZE_T "d value%.1s to unpack",
                 index, (index == 1) ? "" : "s");
}

/* RaiseNoneIterError */
            static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
}

/* SaveResetException */
            #if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx__ExceptionSave(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
}
static CYTHON_INLINE void __Pyx__ExceptionReset(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = type;
    tstate->exc_value = value;
    tstate->exc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
}
#endif

/* PyErrExceptionMatches */
            #if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE int __Pyx_PyErr_ExceptionMatchesInState(PyThreadState* tstate, PyObject* err) {
    PyObject *exc_type = tstate->curexc_type;
    if (exc_type == err) return 1;
    if (unlikely(!exc_type)) return 0;
    return PyErr_GivenExceptionMatches(exc_type, err);
}
#endif

/* GetException */
            #if CYTHON_FAST_THREAD_STATE
static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
#else
static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
#endif
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_FAST_THREAD_STATE
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_FAST_THREAD_STATE
    if (unlikely(tstate->curexc_type))
#else
    if (unlikely(PyErr_Occurred()))
#endif
        goto bad;
    #if PY_MAJOR_VERSION >= 3
    if (local_tb) {
        if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
            goto bad;
    }
    #endif
    Py_XINCREF(local_tb);
    Py_XINCREF(local_type);
    Py_XINCREF(local_value);
    *type = local_type;
    *value = local_value;
    *tb = local_tb;
#if CYTHON_FAST_THREAD_STATE
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = local_type;
    tstate->exc_value = local_value;
    tstate->exc_traceback = local_tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(local_type, local_value, local_tb);
#endif
    return 0;
bad:
    *type = 0;
    *value = 0;
    *tb = 0;
    Py_XDECREF(local_type);
    Py_XDECREF(local_value);
    Py_XDECREF(local_tb);
    return -1;
}

/* SetVTable */
              static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItem(dict, __pyx_n_s_pyx_vtable, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

/* GetVTable */
              static void* __Pyx_GetVtable(PyObject *dict) {
    void* ptr;
    PyObject *ob = PyObject_GetItem(dict, __pyx_n_s_pyx_vtable);
    if (!ob)
        goto bad;
#if PY_VERSION_HEX >= 0x02070000
    ptr = PyCapsule_GetPointer(ob, 0);
#else
    ptr = PyCObject_AsVoidPtr(ob);
#endif
    if (!ptr && !PyErr_Occurred())
        PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type");
    Py_DECREF(ob);
    return ptr;
bad:
    Py_XDECREF(ob);
    return NULL;
}

/* Import */
              static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

/* ImportFrom */
              static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name) {
    PyObject* value = __Pyx_PyObject_GetAttrStr(module, name);
    if (unlikely(!value) && PyErr_ExceptionMatches(PyExc_AttributeError)) {
        PyErr_Format(PyExc_ImportError,
        #if PY_MAJOR_VERSION < 3
            "cannot import name %.230s", PyString_AS_STRING(name));
        #else
            "cannot import name %S", name);
        #endif
    }
    return value;
}

/* GetNameInClass */
              static PyObject *__Pyx_GetNameInClass(PyObject *nmspace, PyObject *name) {
    PyObject *result;
    result = __Pyx_PyObject_GetAttrStr(nmspace, name);
    if (!result)
        result = __Pyx_GetModuleGlobalName(name);
    return result;
}

/* CodeObjectCache */
              static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = start + (end - start) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, (size_t)new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

/* AddTraceback */
              #include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,
        0,
        0,
        0,
        0,
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;
    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
    }
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

/* CIntFromPyVerify */
              #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

/* None */
              static CYTHON_INLINE long __Pyx_pow_long(long b, long e) {
    long t = b;
    switch (e) {
        case 3:
            t *= b;
        case 2:
            t *= b;
        case 1:
            return t;
        case 0:
            return 1;
    }
    #if 1
    if (unlikely(e<0)) return 0;
    #endif
    t = 1;
    while (likely(e)) {
        t *= (b * (e&1)) | ((~e)&1);
        b *= b;
        e >>= 1;
    }
    return t;
}

/* CIntToPy */
              static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(long) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

/* CIntToPy */
              static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

/* CIntToPy */
              static CYTHON_INLINE PyObject* __Pyx_PyInt_From_Py_intptr_t(Py_intptr_t value) {
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(Py_intptr_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(Py_intptr_t),
                                     little, !is_unsigned);
    }
}

/* None */
              static CYTHON_INLINE int __Pyx_ErrOccurredWithGIL(void) {
  int err;
  #ifdef WITH_THREAD
  PyGILState_STATE _save = PyGILState_Ensure();
  #endif
  err = !!PyErr_Occurred();
  #ifdef WITH_THREAD
  PyGILState_Release(_save);
  #endif
  return err;
}

/* Declarations */
              #if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return ::std::complex< float >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return x + y*(__pyx_t_float_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      __pyx_t_float_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

/* Arithmetic */
              #if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sum_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_diff_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prod_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    #if 1
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        if (b.imag == 0) {
            return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else if (fabsf(b.real) >= fabsf(b.imag)) {
            if (b.real == 0 && b.imag == 0) {
                return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.imag);
            } else {
                float r = b.imag / b.real;
                float s = 1.0 / (b.real + b.imag * r);
                return __pyx_t_float_complex_from_parts(
                    (a.real + a.imag * r) * s, (a.imag - a.real * r) * s);
            }
        } else {
            float r = b.real / b.imag;
            float s = 1.0 / (b.imag + b.real * r);
            return __pyx_t_float_complex_from_parts(
                (a.real * r + a.imag) * s, (a.imag * r - a.real) * s);
        }
    }
    #else
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quot_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        if (b.imag == 0) {
            return __pyx_t_float_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else {
            float denom = b.real * b.real + b.imag * b.imag;
            return __pyx_t_float_complex_from_parts(
                (a.real * b.real + a.imag * b.imag) / denom,
                (a.imag * b.real - a.real * b.imag) / denom);
        }
    }
    #endif
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_neg_float(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero_float(__pyx_t_float_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conj_float(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE float __Pyx_c_abs_float(__pyx_t_float_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrtf(z.real*z.real + z.imag*z.imag);
          #else
            return hypotf(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_pow_float(__pyx_t_float_complex a, __pyx_t_float_complex b) {
            __pyx_t_float_complex z;
            float r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    float denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prod_float(a, a);
                        return __Pyx_c_prod_float(a, a);
                    case 3:
                        z = __Pyx_c_prod_float(a, a);
                        return __Pyx_c_prod_float(z, a);
                    case 4:
                        z = __Pyx_c_prod_float(a, a);
                        return __Pyx_c_prod_float(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                } else if (b.imag == 0) {
                    z.real = powf(a.real, b.real);
                    z.imag = 0;
                    return z;
                } else if (a.real > 0) {
                    r = a.real;
                    theta = 0;
                } else {
                    r = -a.real;
                    theta = atan2f(0, -1);
                }
            } else {
                r = __Pyx_c_abs_float(a);
                theta = atan2f(a.imag, a.real);
            }
            lnr = logf(r);
            z_r = expf(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cosf(z_theta);
            z.imag = z_r * sinf(z_theta);
            return z;
        }
    #endif
#endif

/* Declarations */
              #if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return ::std::complex< double >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return x + y*(__pyx_t_double_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      __pyx_t_double_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

/* Arithmetic */
              #if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    #if 1
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        if (b.imag == 0) {
            return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else if (fabs(b.real) >= fabs(b.imag)) {
            if (b.real == 0 && b.imag == 0) {
                return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.imag);
            } else {
                double r = b.imag / b.real;
                double s = 1.0 / (b.real + b.imag * r);
                return __pyx_t_double_complex_from_parts(
                    (a.real + a.imag * r) * s, (a.imag - a.real * r) * s);
            }
        } else {
            double r = b.real / b.imag;
            double s = 1.0 / (b.imag + b.real * r);
            return __pyx_t_double_complex_from_parts(
                (a.real * r + a.imag) * s, (a.imag * r - a.real) * s);
        }
    }
    #else
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        if (b.imag == 0) {
            return __pyx_t_double_complex_from_parts(a.real / b.real, a.imag / b.real);
        } else {
            double denom = b.real * b.real + b.imag * b.imag;
            return __pyx_t_double_complex_from_parts(
                (a.real * b.real + a.imag * b.imag) / denom,
                (a.imag * b.real - a.real * b.imag) / denom);
        }
    }
    #endif
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg_double(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero_double(__pyx_t_double_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj_double(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs_double(__pyx_t_double_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrt(z.real*z.real + z.imag*z.imag);
          #else
            return hypot(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow_double(__pyx_t_double_complex a, __pyx_t_double_complex b) {
            __pyx_t_double_complex z;
            double r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    double denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prod_double(a, a);
                        return __Pyx_c_prod_double(a, a);
                    case 3:
                        z = __Pyx_c_prod_double(a, a);
                        return __Pyx_c_prod_double(z, a);
                    case 4:
                        z = __Pyx_c_prod_double(a, a);
                        return __Pyx_c_prod_double(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                } else if (b.imag == 0) {
                    z.real = pow(a.real, b.real);
                    z.imag = 0;
                    return z;
                } else if (a.real > 0) {
                    r = a.real;
                    theta = 0;
                } else {
                    r = -a.real;
                    theta = atan2(0, -1);
                }
            } else {
                r = __Pyx_c_abs_double(a);
                theta = atan2(a.imag, a.real);
            }
            lnr = log(r);
            z_r = exp(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cos(z_theta);
            z.imag = z_r * sin(z_theta);
            return z;
        }
    #endif
#endif

/* CIntToPy */
              static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value) {
    const enum NPY_TYPES neg_one = (enum NPY_TYPES) -1, const_zero = (enum NPY_TYPES) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(enum NPY_TYPES) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(enum NPY_TYPES) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(enum NPY_TYPES) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(enum NPY_TYPES),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
              static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

/* CIntFromPy */
              static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_As_Py_intptr_t(PyObject *x) {
    const Py_intptr_t neg_one = (Py_intptr_t) -1, const_zero = (Py_intptr_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(Py_intptr_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (Py_intptr_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) >= 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (Py_intptr_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(Py_intptr_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (Py_intptr_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(Py_intptr_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(Py_intptr_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(Py_intptr_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(Py_intptr_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(Py_intptr_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(Py_intptr_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((((Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(Py_intptr_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) (((Py_intptr_t)-1)*(((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(Py_intptr_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(Py_intptr_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(Py_intptr_t) - 1 > 4 * PyLong_SHIFT) {
                            return (Py_intptr_t) ((((((((((Py_intptr_t)digits[3]) << PyLong_SHIFT) | (Py_intptr_t)digits[2]) << PyLong_SHIFT) | (Py_intptr_t)digits[1]) << PyLong_SHIFT) | (Py_intptr_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(Py_intptr_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(Py_intptr_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(Py_intptr_t, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            Py_intptr_t val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (Py_intptr_t) -1;
        }
    } else {
        Py_intptr_t val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (Py_intptr_t) -1;
        val = __Pyx_PyInt_As_Py_intptr_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to Py_intptr_t");
    return (Py_intptr_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to Py_intptr_t");
    return (Py_intptr_t) -1;
}

/* CIntFromPy */
              static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

/* CIntFromPy */
              static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *x) {
    const size_t neg_one = (size_t) -1, const_zero = (size_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(size_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(size_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (size_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(size_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 2 * PyLong_SHIFT) {
                            return (size_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 3 * PyLong_SHIFT) {
                            return (size_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 4 * PyLong_SHIFT) {
                            return (size_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (size_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(size_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(size_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(size_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(size_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(size_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) ((((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) ((((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) ((((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(size_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(size_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            size_t val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (size_t) -1;
        }
    } else {
        size_t val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (size_t) -1;
        val = __Pyx_PyInt_As_size_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to size_t");
    return (size_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to size_t");
    return (size_t) -1;
}

/* CheckBinaryVersion */
              static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

/* VoidPtrExport */
              static int __Pyx_ExportVoidPtr(PyObject *name, void *p, const char *sig) {
    PyObject *d;
    PyObject *cobj = 0;
    d = PyDict_GetItem(__pyx_d, __pyx_n_s_pyx_capi);
    Py_XINCREF(d);
    if (!d) {
        d = PyDict_New();
        if (!d)
            goto bad;
        if (__Pyx_PyObject_SetAttrStr(__pyx_m, __pyx_n_s_pyx_capi, d) < 0)
            goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(p, sig, 0);
#else
    cobj = PyCObject_FromVoidPtrAndDesc(p, (void *)sig, 0);
#endif
    if (!cobj)
        goto bad;
    if (PyDict_SetItem(d, name, cobj) < 0)
        goto bad;
    Py_DECREF(cobj);
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(cobj);
    Py_XDECREF(d);
    return -1;
}

/* ModuleImport */
              #ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

/* TypeImport */
              #ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    Py_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s has the wrong size, try recompiling. Expected %zd, got %zd",
            module_name, class_name, basicsize, size);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

/* FunctionImport */
              #ifndef __PYX_HAVE_RT_ImportFunction
#define __PYX_HAVE_RT_ImportFunction
static int __Pyx_ImportFunction(PyObject *module, const char *funcname, void (**f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(module, (char *)"__pyx_capi__");
    if (!d)
        goto bad;
    cobj = PyDict_GetItemString(d, funcname);
    if (!cobj) {
        PyErr_Format(PyExc_ImportError,
            "%.200s does not export expected C function %.200s",
                PyModule_GetName(module), funcname);
        goto bad;
    }
#if PY_VERSION_HEX >= 0x02070000
    if (!PyCapsule_IsValid(cobj, sig)) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, PyCapsule_GetName(cobj));
        goto bad;
    }
    tmp.p = PyCapsule_GetPointer(cobj, sig);
#else
    {const char *desc, *s1, *s2;
    desc = (const char *)PyCObject_GetDesc(cobj);
    if (!desc)
        goto bad;
    s1 = desc; s2 = sig;
    while (*s1 != '\0' && *s1 == *s2) { s1++; s2++; }
    if (*s1 != *s2) {
        PyErr_Format(PyExc_TypeError,
            "C function %.200s.%.200s has wrong signature (expected %.500s, got %.500s)",
             PyModule_GetName(module), funcname, sig, desc);
        goto bad;
    }
    tmp.p = PyCObject_AsVoidPtr(cobj);}
#endif
    *f = tmp.fp;
    if (!(*f))
        goto bad;
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(d);
    return -1;
}
#endif

/* InitStrings */
              static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        ++t;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
#if CYTHON_USE_TYPE_SLOTS
  PyNumberMethods *m;
#endif
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
#if CYTHON_USE_TYPE_SLOTS
  m = Py_TYPE(x)->tp_as_number;
  #if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
  #else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
  #endif
#else
  res = PyNumber_Int(x);
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
