--- a/Objects/unicodeobject.c (index) +++ b/Objects/unicodeobject.c (working tree) @@ -14977,7 +14977,7 @@ intern_static(PyInterpreterState *interp, PyObject *s /* stolen */) * per-interpreter interned_dict, which might contain duplicates. */ PyObject *interned = get_interned_dict(interp); - assert(interned == NULL); + //assert(interned == NULL); #endif /* Look in the global cache first. */