Jim wrote:..
OK. I've just tried with 4 lines and the code works. With 11000 lines it uses all CPU for at least 30 secs. There must be a better way.
Was your test on *just* this function? Or were you doing something with the list produced by this function as well?
STeVe
Well it's fast enough now. Thanks for having a look.
Jim -- http://mail.python.org/mailman/listinfo/python-list