| from cpython.bytes cimport ( |
| PyBytes_AS_STRING, |
| PyBytes_FromString, |
| PyBytes_FromStringAndSize, |
| PyBytes_GET_SIZE, |
| PyBytes_Size, |
| ) |
| from cpython.float cimport PyFloat_FromDouble |
| from cpython.long cimport PyLong_FromLong |
| from cpython.ref cimport Py_DECREF, Py_INCREF, PyTypeObject |
| from libc cimport limits |
| from libc.stddef cimport ptrdiff_t |
| from libc.stdint cimport ( |
| int8_t, |
| int16_t, |
| int32_t, |
| int64_t, |
| uint8_t, |
| uint16_t, |
| uint32_t, |
| uint64_t, |
| uintptr_t, |
| ) |
| from libc.stdio cimport FILE, stdout |
| from libc.stdlib cimport calloc, free, malloc |
| from libc.string cimport memcpy |
| from libcpp.vector cimport vector |
|
|
|
|
| cdef extern from "Python.h": |
| object PyUnicode_FromStringAndSize(const char *u, Py_ssize_t size) |
| object PyUnicode_FromString(const char *u) |
|
|
| |
| """ |
| cdef extern from "numpyFlags.h": |
| # Include 'numpyFlags.h' into the generated C code to disable warning. |
| # This must be included before numpy is cimported |
| pass |
| """ |
|
|
| import numpy as np |
|
|
| cimport numpy as np |
|
|
|
|
| cdef extern from "numpy/arrayobject.h": |
| |
| object PyArray_NewFromDescr(PyTypeObject* subtype, |
| np.dtype descr, |
| int nd, |
| np.npy_intp* dims, |
| np.npy_intp* strides, |
| void* data, |
| int flags, |
| object obj) |
| |
| object PyArray_Scalar(void* ptr, np.dtype descr, object itemsize) |
| void PyArray_ENABLEFLAGS(np.ndarray arr, int flags) |
| void* PyDataMem_NEW(size_t nbytes) |
| void* PyDataMem_RENEW(void* data, size_t nbytes) |
| void PyDataMem_FREE(void* data) |
|
|