On Tue, 2006-08-22 at 21:07 -0700, barberomarcelo at gmail.com wrote: > b = [2, 4, 6, 8, 10, 12] >>> a = [0, 1, 0, 1, 1, 0] >>> b = [2, 4, 6, 8, 10, 12] >>> [ j for i, j in zip ( a, b ) if i ] [4, 8, 10] --