All combinations of a list of lists

Question

I\'m basically looking for a python version of Combination of List>

Given a list of lists, I need a new list that gives all the possible combin

Answer 1

Numpy can do it:

 >>> import numpy
 >>> a = [[1,2,3],[4,5,6],[7,8,9,10]]
 >>> [list(x) for x in numpy.array(numpy.meshgrid(*a)).T.reshape(-1,len(a))]
[[ 1, 4, 7], [1, 5, 7], [1, 6, 7], ....]