```>>> tuple(f for x in [[1,2,3],[4,5,6],...
# developmentw
witty-crayon-22786
04/26/2016, 6:30 PM Copy code
>>> tuple(f for x in [[1,2,3],[4,5,6],[7,8,9]] for f in x)
(1, 2, 3, 4, 5, 6, 7, 8, 9)
>>>witty-crayon-22786
04/26/2016, 6:30 PM>>> tuple(f for x in [[1,2,3],[4,5,6],[7,8,9]] for f in x)
(1, 2, 3, 4, 5, 6, 7, 8, 9)
>>>