File: setobject.h

package info (click to toggle)
python2.4 2.4.6-1%2Blenny1
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 44,888 kB
  • ctags: 86,995
  • sloc: ansic: 306,391; python: 271,931; sh: 10,210; makefile: 4,248; perl: 3,736; lisp: 3,678; xml: 894; objc: 756; cpp: 7; sed: 2
file content (41 lines) | stat: -rw-r--r-- 1,039 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

/* Set object interface */

#ifndef Py_SETOBJECT_H
#define Py_SETOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif

/*
This data structure is shared by set and frozenset objects.
*/

typedef struct {
	PyObject_HEAD
	PyObject *data;
	long hash;	/* only used by frozenset objects */
	PyObject *weakreflist; /* List of weak references */

	/* Invariants:
	 *     data is a dictionary whose values are all True.
	 *     data points to the same dict for the whole life of the set.
	 * For frozensets only:
	 *     data is immutable.
	 *     hash is the hash of the frozenset or -1 if not computed yet.
	 */
} PySetObject;

PyAPI_DATA(PyTypeObject) PySet_Type;
PyAPI_DATA(PyTypeObject) PyFrozenSet_Type;

#define PyFrozenSet_CheckExact(ob) ((ob)->ob_type == &PyFrozenSet_Type)
#define PyAnySet_Check(ob) \
	((ob)->ob_type == &PySet_Type || (ob)->ob_type == &PyFrozenSet_Type || \
	  PyType_IsSubtype((ob)->ob_type, &PySet_Type) || \
	  PyType_IsSubtype((ob)->ob_type, &PyFrozenSet_Type))

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