Reset type cache after finalization

sergey-miryanov · sergey-miryanov · commit f14f0badfea9 · 2025-06-19T23:57:00.000+05:00
diff --git a/Objects/typeobject.c b/Objects/typeobject.c
@@ -10767,6 +10767,8 @@ slot_tp_finalize(PyObject *self)
         }
     }
 
+    PyType_Modified(Py_TYPE(self));
+
     _PyThreadState_PopCStackRef(tstate, &cref);
 
     /* Restore the saved exception. */

Original file line number	Diff line number	Diff line change
`@@ -10767,6 +10767,8 @@ slot_tp_finalize(PyObject *self)`
`10767`	`10767`	`}`
`10768`	`10768`	`}`
`10769`	`10769`
	`10770`	`+ PyType_Modified(Py_TYPE(self));`
	`10771`	`+`
`10770`	`10772`	`_PyThreadState_PopCStackRef(tstate, &cref);`
`10771`	`10773`
`10772`	`10774`	`/* Restore the saved exception. */`