Use mortal strings in type_setattro

bpo-40521 (pythonGH-84701) is now long solved.
encukou · Jun 14, 2024 · 6036cb1 · 6036cb1
1 parent a288389
commit 6036cb1
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Objects/typeobject.c b/Objects/typeobject.c
@@ -5644,9 +5644,9 @@ type_setattro(PyObject *self, PyObject *name, PyObject *value)
         if (name == NULL)
             return -1;
     }
-    /* bpo-40521: Interned strings are shared by all subinterpreters */
     if (!PyUnicode_CHECK_INTERNED(name)) {
-        PyUnicode_InternInPlace(&name);
+        PyInterpreterState *interp = _PyInterpreterState_GET();
+        _PyUnicode_InternMortal(interp, &name);
         if (!PyUnicode_CHECK_INTERNED(name)) {
             PyErr_SetString(PyExc_MemoryError,
                             "Out of memory interning an attribute name");