Python, Remove list B from list A to make list C?

Question

How do I remove a list from with in a list, into a new list? So subtract b from a to produce a new list, c?

a = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9,]

b = [3, 4, 5, 6]

c = []?

Answer 1

Convert the lists into a set and take the set difference.

c = list(set(a).difference(set(b))