cpython/Include/cpython/descrobject.h

#ifndef Py_CPYTHON_DESCROBJECT_H
#  error "this header file must not be included directly"
#endif

wrapperfunc;

wrapperfunc_kwds;

struct wrapperbase { … };

/* Flags for above struct */
#define PyWrapperFlag_KEYWORDS …

/* Various kinds of descriptor objects */

PyDescrObject;

#define PyDescr_COMMON …

#define PyDescr_TYPE(x) …
#define PyDescr_NAME(x) …

PyMethodDescrObject;

PyMemberDescrObject;

PyGetSetDescrObject;

PyWrapperDescrObject;

PyAPI_FUNC(PyObject *) PyDescr_NewWrapper(PyTypeObject *,
                                                struct wrapperbase *, void *);
PyAPI_FUNC(int) PyDescr_IsData(PyObject *);