import itertools animals = ['dog', 'cat'] numbers = [5, 45, 8, 9] colors = ['yellow', 'blue', 'black'] for triplet in itertools.product(animals, numbers, colors): for element in triplet: print element
Standard input is empty
dog 5 yellow dog 5 blue dog 5 black dog 45 yellow dog 45 blue dog 45 black dog 8 yellow dog 8 blue dog 8 black dog 9 yellow dog 9 blue dog 9 black cat 5 yellow cat 5 blue cat 5 black cat 45 yellow cat 45 blue cat 45 black cat 8 yellow cat 8 blue cat 8 black cat 9 yellow cat 9 blue cat 9 black