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Fix type_get_bases() and type_get_mro().
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ericsnowcurrently committed May 2, 2023
commit 68f000802ccbe68f32a3b3d9620b74bb909d13ac
12 changes: 10 additions & 2 deletions Objects/typeobject.c
Original file line number Diff line number Diff line change
Expand Up @@ -1082,13 +1082,21 @@ type_set_abstractmethods(PyTypeObject *type, PyObject *value, void *context)
static PyObject *
type_get_bases(PyTypeObject *type, void *context)
{
return Py_NewRef(lookup_tp_bases(type));
PyObject *bases = lookup_tp_bases(type);
if (bases == NULL) {
Py_RETURN_NONE;
}
return Py_NewRef(bases);
}

static PyObject *
type_get_mro(PyTypeObject *type, void *context)
{
return Py_NewRef(lookup_tp_mro(type));
PyObject *mro = lookup_tp_mro(type);
if (mro == NULL) {
Py_RETURN_NONE;
}
return Py_NewRef(mro);
}

static PyTypeObject *best_base(PyObject *);
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