querypk at gmail.com wrote: > b is a string b = '(1,2,3,4)' to b = (1,2,3,4) py> tuple(int(s) for s in '(1,2,3,4)'[1:-1].split(',')) (1, 2, 3, 4) Or if you're feeling daring: py> eval('(1,2,3,4)', dict(__builtins__=None)) (1, 2, 3, 4) Python makes no guarantees about the security of this second one though. STeVe