Use identifier API for PyObject_GetAttrString.
diff --git a/Objects/setobject.c b/Objects/setobject.c
index 34d8204..8f6325a 100644
--- a/Objects/setobject.c
+++ b/Objects/setobject.c
@@ -1933,6 +1933,7 @@
set_reduce(PySetObject *so)
{
PyObject *keys=NULL, *args=NULL, *result=NULL, *dict=NULL;
+ _Py_identifier(__dict__);
keys = PySequence_List((PyObject *)so);
if (keys == NULL)
@@ -1940,7 +1941,7 @@
args = PyTuple_Pack(1, keys);
if (args == NULL)
goto done;
- dict = PyObject_GetAttrString((PyObject *)so, "__dict__");
+ dict = _PyObject_GetAttrId((PyObject *)so, &PyId___dict__);
if (dict == NULL) {
PyErr_Clear();
dict = Py_None;