Serhiy Storchaka added the comment: Sets often are used in following pattern:
def recurse(obj): if subobj not in proceeding: proceeding.add(obj) for subobj in links(obj): recurse(subobj) proceeding.discard(obj) In this case items are added and removed in LIFO order. How this change affects this case? ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue29476> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com