Well, this article http://pythonjournal.cognizor.com/pyj1/AMKuchling_algorithms-V1.html was the first hit on google for '"euclid's algorithm" python'.
It contains this function: def GCD(a,b): assert a >= b # a must be the larger number while (b != 0): remainder = a % b a, b = b, remainder return a Jeff
pgp4mLeEeIsaC.pgp
Description: PGP signature
-- http://mail.python.org/mailman/listinfo/python-list