Serhiy Storchaka added the comment: What if use _PyObject_HasLen?
if (_PyObject_HasLen(o)) { res = PyObject_Length(o); ... } hint = _PyObject_LookupSpecial(o, &PyId___length_hint__); ... ---------- nosy: +serhiy.storchaka _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue19369> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com