MAINT: Remove doc/cython and doc/pyrex files.

Pyrex is obsolete and cython does a good job with Numpy these days.
These directories are not packages, so I don't think they need
deprecation.

Closes #4373.

1 files changed, 0 insertions, 62 deletions

diff --git a/doc/cython/c_python.pxd b/doc/cython/c_python.pxd
deleted file mode 100644
index 46d2fd1a7..000000000
--- a/doc/cython/c_python.pxd
+++ /dev/null
@@ -1,62 +0,0 @@
-# :Author:    Robert Kern
-# :Copyright: 2004, Enthought, Inc.
-# :License:   BSD Style
-
-
-cdef extern from "Python.h":
-    # Not part of the Python API, but we might as well define it here.
-    # Note that the exact type doesn't actually matter for Pyrex.
-    ctypedef int size_t
-
-    # Some type declarations we need
-    ctypedef int Py_intptr_t
-
-
-    # String API
-    char* PyString_AsString(object string)
-    char* PyString_AS_STRING(object string)
-    object PyString_FromString(char* c_string)
-    object PyString_FromStringAndSize(char* c_string, int length)
-    object PyString_InternFromString(char *v)
-
-    # Float API
-    object PyFloat_FromDouble(double v)
-    double PyFloat_AsDouble(object ob)
-    long PyInt_AsLong(object ob)
-
-
-    # Memory API
-    void* PyMem_Malloc(size_t n)
-    void* PyMem_Realloc(void* buf, size_t n)
-    void PyMem_Free(void* buf)
-
-    void Py_DECREF(object obj)
-    void Py_XDECREF(object obj)
-    void Py_INCREF(object obj)
-    void Py_XINCREF(object obj)
-
-    # CObject API
-    ctypedef void (*destructor1)(void* cobj)
-    ctypedef void (*destructor2)(void* cobj, void* desc)
-    int PyCObject_Check(object p)
-    object PyCObject_FromVoidPtr(void* cobj, destructor1 destr)
-    object PyCObject_FromVoidPtrAndDesc(void* cobj, void* desc, 
-        destructor2 destr)
-    void* PyCObject_AsVoidPtr(object self)
-    void* PyCObject_GetDesc(object self)
-    int PyCObject_SetVoidPtr(object self, void* cobj)  
-
-    # TypeCheck API
-    int PyFloat_Check(object obj)
-    int PyInt_Check(object obj)
-
-    # Error API
-    int PyErr_Occurred()
-    void PyErr_Clear()
-    int  PyErr_CheckSignals()
-
-cdef extern from "string.h":
-    void *memcpy(void *s1, void *s2, int n)
-
-cdef extern from "math.h":
-    double fabs(double x)