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[3.10] bpo-45307: Restore private C API function _PyImport_FindExtensionObject() (GH-28594)

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py2exe and PyOxidizer rely on this API.
It will be removed in Python 3.11.

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
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Serhiy Storchaka 2021-09-29 00:12:50 +03:00 • committed by GitHub
parent 8f9d398b46
commit ec4e2ec241
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17
Python/import.c
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@ -556,6 +556,23 @@ import_find_extension(PyThreadState *tstate, PyObject *name,
return mod;
}
PyObject *
_PyImport_FindExtensionObject(PyObject *name, PyObject *filename)
{
PyThreadState *tstate = _PyThreadState_GET();
PyObject *mod = import_find_extension(tstate, name, filename);
if (mod) {
PyObject *ref = PyWeakref_NewRef(mod, NULL);
Py_DECREF(mod);
if (ref == NULL) {
return NULL;
}
mod = PyWeakref_GetObject(ref);
Py_DECREF(ref);
}
return mod; /* borrowed reference */
}
/* Get the module object corresponding to a module name.
First check the modules dictionary if there's one there,