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Implement PEP 412: Key-sharing dictionaries (closes #13903)

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Patch from Mark Shannon.
This commit is contained in:
Benjamin Peterson 2012-04-23 11:24:50 -04:00
parent 80d07f8251
commit 7d95e40721
12 changed files with 1353 additions and 904 deletions
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2
Include/object.h
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@ -449,6 +449,7 @@ typedef struct _heaptypeobject {
see add_operators() in typeobject.c . */
PyBufferProcs as_buffer;
PyObject *ht_name, *ht_slots, *ht_qualname;
struct _dictkeysobject *ht_cached_keys;
/* here are optional user slots, followed by the members. */
} PyHeapTypeObject;
@ -517,7 +518,6 @@ PyAPI_FUNC(PyObject *) _PyObject_NextNotImplemented(PyObject *);
PyAPI_FUNC(PyObject *) PyObject_GenericGetAttr(PyObject *, PyObject *);
PyAPI_FUNC(int) PyObject_GenericSetAttr(PyObject *,
PyObject *, PyObject *);
PyAPI_FUNC(PyObject *) PyObject_GenericGetDict(PyObject *, void *);
PyAPI_FUNC(int) PyObject_GenericSetDict(PyObject *, PyObject *, void *);
PyAPI_FUNC(Py_hash_t) PyObject_Hash(PyObject *);
PyAPI_FUNC(Py_hash_t) PyObject_HashNotImplemented(PyObject *);