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gh-106004: Add PyDict_GetItemRef() function (#106005)

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* Add PyDict_GetItemRef() and PyDict_GetItemStringRef() functions.
  Add these functions to the stable ABI version 3.13.
* Add unit tests on the PyDict C API in test_capi.
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Victor Stinner 2023-07-21 23:10:51 +02:00 • committed by GitHub
parent 0ba07b2108
commit 41ca164551
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10 changed files with 308 additions and 18 deletions
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Include/dictobject.h
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@ -57,6 +57,15 @@ PyAPI_FUNC(int) PyDict_MergeFromSeq2(PyObject *d,
PyAPI_FUNC(PyObject *) PyDict_GetItemString(PyObject *dp, const char *key);
PyAPI_FUNC(int) PyDict_SetItemString(PyObject *dp, const char *key, PyObject *item);
PyAPI_FUNC(int) PyDict_DelItemString(PyObject *dp, const char *key);
// Return the object from dictionary *op* which has a key *key*.
// - If the key is present, set *result to a new strong reference to the value
// and return 1.
// - If the key is missing, set *result to NULL and return 0 .
// - On error, raise an exception and return -1.
PyAPI_FUNC(int) PyDict_GetItemRef(PyObject *mp, PyObject *key, PyObject **result);
PyAPI_FUNC(int) PyDict_GetItemStringRef(PyObject *mp, const char *key, PyObject **result);
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x030A0000
PyAPI_FUNC(PyObject *) PyObject_GenericGetDict(PyObject *, void *);
#endif