Antoine Pitrou added the comment: Well, it is a sequence, it's just that it doesn't respect the convention about negative indices :-)
As to why they are disallowed, I don't remember exactly (!) but I think it's because the exact semantics would be confusing otherwise. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue21041> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com