(But if you can accept those drawbacks, keep doing what you're doing. Also consider searching the archives for discussions involving the "dis" module (google for "dis.dis" maybe?) and see how to learn for yourself what is atomic and what's not.)
Thanks, Peter. I googled groups on 'python dis.dis atomic' and it was all on target and quite interesting.
Mike
-- http://mail.python.org/mailman/listinfo/python-list