concat two list based on array

[nilamo]

Why would you want to do it without zip?

>>> a = [1, 2, 3, 4]
>>> b = [5, 6, 7, 8]
>>> list(zip(a, b))
[(1, 5), (2, 6), (3, 7), (4, 8)]
>>> [(a[i], b[i]) for i in range(min(len(a), len(b)))]
[(1, 5), (2, 6), (3, 7), (4, 8)]