cpython/Include/rangeobject.h

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Copyright (c) 2000, BeOpen.com.
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Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
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/* Range object interface */

/*
A range object represents an integer range.  This is an immutable object;
a range cannot change its value after creation.

Range objects behave like the corresponding tuple objects except that
they are represented by a start, stop, and step datamembers.
*/

extern DL_IMPORT(PyTypeObject) PyRange_Type;

#define PyRange_Check(op) ((op)->ob_type == &PyRange_Type)

extern DL_IMPORT(PyObject *) PyRange_New Py_PROTO((long, long, long, int));