python3中zip()函数的用法

>>>a = [1,2,3]

>>> b = [4,5,6]

>>> c = [4,5,6,7,8]

>>> zipped = zip(a,b)     # 返回一个对象

>>> zipped

<zip object at 0x103abc288>

>>> list(zipped)  # list() 转换为列表

[(1, 4), (2, 5), (3, 6)]

>>> list(zip(a,c))              # 元素个数与最短的列表一致

[(1, 4), (2, 5), (3, 6)]