仍是個有懈可擊的解。

part_list.py

def part_list(l, head_amount=1, tail_amount=1):
    length = len(l)
    tail_start = length - tail_amount
    return l[head_amount-1], l[head_amount:tail_start], l[tail_start]


def main():
    l = range(5)
    x, y, z = part_list(l, 1, 1)
    print(x)  # 0
    print(y)  # [1, 2, 3]
    print(z)  # 4


if __name__ == '__main__':
    main()