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https://github.com/python/cpython
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Tip revision: a3cc6d81efacad61e24a7b962987a9ecae711c56 authored by Martin v. Löwis on 21 February 2008, 11:54:20 UTC
Redo tag.
Tip revision: a3cc6d8
sliceobject.h
#ifndef Py_SLICEOBJECT_H
#define Py_SLICEOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif

/* The unique ellipsis object "..." */

PyAPI_DATA(PyObject) _Py_EllipsisObject; /* Don't use this directly */

#define Py_Ellipsis (&_Py_EllipsisObject)

/* Slice object interface */

/*

A slice object containing start, stop, and step data members (the
names are from range).  After much talk with Guido, it was decided to
let these be any arbitrary python type.  Py_None stands for omitted values.
*/

typedef struct {
    PyObject_HEAD
    PyObject *start, *stop, *step;	/* not NULL */
} PySliceObject;

PyAPI_DATA(PyTypeObject) PySlice_Type;

#define PySlice_Check(op) ((op)->ob_type == &PySlice_Type)

PyAPI_FUNC(PyObject *) PySlice_New(PyObject* start, PyObject* stop,
                                  PyObject* step);
PyAPI_FUNC(PyObject *) _PySlice_FromIndices(Py_ssize_t start, Py_ssize_t stop);
PyAPI_FUNC(int) PySlice_GetIndices(PySliceObject *r, Py_ssize_t length,
                                  Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step);
PyAPI_FUNC(int) PySlice_GetIndicesEx(PySliceObject *r, Py_ssize_t length,
				    Py_ssize_t *start, Py_ssize_t *stop, 
				    Py_ssize_t *step, Py_ssize_t *slicelength);

#ifdef __cplusplus
}
#endif
#endif /* !Py_SLICEOBJECT_H */
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