一.zip函数:接受任意多个(包括0个和1个)序列作为参数,返回一个tuple列表
x = [1,2,3]
y=[4,5,6]
xy = zip(x,y)
print(xy)
py2会[(1, 4), (2, 5), (3, 6)]
py3:<zip object at 0x000001F30A7AAFC8>
py3要想看tuple的元素可以:
for e in xy:
print(e)
x = [1,2,3]
y=[4,5,6]
xy = zip(x,y)
u = dict(xy)
print(u)
{1: 4, 2: 5, 3: 6}
keys = ['a','b','c']
values = [1,2,3]
x = zip(keys,values)
y = dict(x)
for k,v in y.items():
print(k,' ',v)