How to apply itertools.product to elements of a list of lists?

Question

I have a list of arrays and I would like to get the cartesian product of the elements in the arrays.

I will use an example to make this more concrete...

iter

Answer 1

you can do it in three rurch using itertools.product

lst=[]
arrays = [(-1,+1), (-2,+2), (-3,+3)]  

import itertools 

for i in itertools.product(*arrays):
         lst.append(i)



print(lst)