Jan Danielsson wrote: > Gary Herron wrote: >>... a more recent addition to the language is Sets, ... >>>>>from sets import Set >>>>>Set([1,2,3,4,5,6]) - Set([2,3,6]) >> >>Set([1, 4, 5]) If you are using 2.4 or later, you can simply use "set" without importing anything. set(['apple', 'orange', 5]) - set([5]) --Scott David Daniels Scott.Daniels at Acm.Org