> The only list search function I know is List.Index(X), which is > pretty > inefficient I reckon, especially hen the lists are likely to contain > 100's > or 100's of members.
Have you tried it? How long is it taking? I'd be very surprised if it there was a serious problem indexing a list of even 1000 members. Premature optimisation is a dangerous trap. If you find you really have a problem then we can start to consider the options! Alan g _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor