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/*
* This is a convenience header file providing compatibility utilities
* for supporting Python 2 and Python 3 in the same code base.
*
* It can be removed when Python 2.6 is dropped as PyCapsule is available
* in both Python 3.1+ and Python 2.7.
*/
#ifndef _MT_COMPAT_H_
#define _MT_COMPAT_H_
#include <Python.h>
#include <numpy/npy_common.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* PyCObject functions adapted to PyCapsules.
*
* The main job here is to get rid of the improved error handling
* of PyCapsules. It's a shame...
*/
#if PY_VERSION_HEX >= 0x03000000
static NPY_INLINE PyObject *
NpyCapsule_FromVoidPtr(void *ptr, void (*dtor)(PyObject *))
{
PyObject *ret = PyCapsule_New(ptr, NULL, dtor);
if (ret == NULL) {
PyErr_Clear();
}
return ret;
}
static NPY_INLINE void *
NpyCapsule_AsVoidPtr(PyObject *obj)
{
void *ret = PyCapsule_GetPointer(obj, NULL);
if (ret == NULL) {
PyErr_Clear();
}
return ret;
}
#else
static NPY_INLINE PyObject *
NpyCapsule_FromVoidPtr(void *ptr, void (*dtor)(void *))
{
return PyCObject_FromVoidPtr(ptr, dtor);
}
static NPY_INLINE void *
NpyCapsule_AsVoidPtr(PyObject *ptr)
{
return PyCObject_AsVoidPtr(ptr);
}
#endif
#ifdef __cplusplus
}
#endif
#endif /* _COMPAT_H_ */
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