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gh-113024: C API: Add PyObject_GenericHash() function (GH-113025)

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Serhiy Storchaka 2024-03-22 20:19:10 +02:00 • committed by GitHub
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11
Doc/c-api/hash.rst
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@ -82,3 +82,14 @@ See also the :c:member:`PyTypeObject.tp_hash` member and :ref:`numeric-hash`.
The function cannot fail: it cannot return ``-1``.
.. versionadded:: 3.13
.. c:function:: Py_hash_t PyObject_GenericHash(PyObject *obj)
Generic hashing function that is meant to be put into a type
object's ``tp_hash`` slot.
Its result only depends on the object's identity.
.. impl-detail::
In CPython, it is equivalent to :c:func:`Py_HashPointer`.
.. versionadded:: 3.13

4
Doc/c-api/typeobj.rst
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@ -883,6 +883,10 @@ and :c:data:`PyType_Type` effectively act as defaults.)
:c:member:`~PyTypeObject.tp_richcompare` and :c:member:`~PyTypeObject.tp_hash`, when the subtype's
:c:member:`~PyTypeObject.tp_richcompare` and :c:member:`~PyTypeObject.tp_hash` are both ``NULL``.
**Default:**
:c:data:`PyBaseObject_Type` uses :c:func:`PyObject_GenericHash`.
.. c:member:: ternaryfunc PyTypeObject.tp_call