"Tim Peters" <tim_one at email.msn.com> wrote in message news:000801bf571c$0cf448a0$1a2d153f at tim... > Search in DejaNews for p13x25. ...and Tim's p13x25 Cartesian product along with a small test suite and my own version of the Cartesian product is available from my Python page: http://claymore.engineer.gvsu.edu/~steriana/Python Andrew.