Include/sliceobject.h

   1 #ifndef Py_SLICEOBJECT_H
   2 #define Py_SLICEOBJECT_H
   3 #ifdef __cplusplus
   4 extern "C" {
   5 #endif
   6
   7 /* The unique ellipsis object "..." */
   8
   9 PyAPI_DATA(PyObject) _Py_EllipsisObject; /* Don't use this directly */
  10
  11 #define Py_Ellipsis (&_Py_EllipsisObject)
  12
  13 /* Slice object interface */
  14
  15 /*
  16
  17 A slice object containing start, stop, and step data members (the
  18 names are from range).  After much talk with Guido, it was decided to
  19 let these be any arbitrary python type.  Py_None stands for omitted values.
  20 */
  21
  22 typedef struct {
  23     PyObject_HEAD
  24     PyObject *start, *stop, *step;      /* not NULL */
  25 } PySliceObject;
  26
  27 PyAPI_DATA(PyTypeObject) PySlice_Type;
  28 PyAPI_DATA(PyTypeObject) PyEllipsis_Type;
  29
  30 #define PySlice_Check(op) (Py_TYPE(op) == &PySlice_Type)
  31
  32 PyAPI_FUNC(PyObject *) PySlice_New(PyObject* start, PyObject* stop,
  33                                   PyObject* step);
  34 PyAPI_FUNC(PyObject *) _PySlice_FromIndices(Py_ssize_t start, Py_ssize_t stop);
  35 PyAPI_FUNC(int) PySlice_GetIndices(PySliceObject *r, Py_ssize_t length,
  36                                   Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step);
  37 PyAPI_FUNC(int) PySlice_GetIndicesEx(PySliceObject *r, Py_ssize_t length,
  38                                     Py_ssize_t *start, Py_ssize_t *stop,
  39                                     Py_ssize_t *step, Py_ssize_t *slicelength);
  40
  41 #ifdef __cplusplus
  42 }
  43 #endif
  44 #endif /* !Py_SLICEOBJECT_H */