Mark Dickinson added the comment: > Possibly, the result's b_objects needs to be a copy of the src's b_objects
That sounds right to me. I can't really believe that the current behaviour is intentional. ---------- nosy: +mark.dickinson _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue12836> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com