divide list ['a', 'b', 'c', '1', '2', '3'] into three separate list

def divide_list(l, a, b):
    return l[:a], l[a:b], l[b:]

divide_list(['a', 'b', 'c', '1', '2', '3'], 2, 5)
>> (['a', 'b'], ['c', '1', '2'], ['3'])