play with set (new python 2.4 module)
a = set("ABC") b = set("CDE") print "A:",a print "B:",b print "Intersection:\t",a & b print "Union:\t\t",a | b print "Diff a-b:\t\t",a - b print "Diff b-a:\t\t",b - a print "Exclusive:\t\t",a ^ b
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manatlan http://manatlan.online.fr
