items、keys、values 

d = {'a': 1, 'b': 2, 'c': 3}
for key in d.keys():
    print(key)
for value in d.values():
    print(value)
for k, v in d.items():
    print(k, ' ', v)
posted @ 2020-08-05 08:19  6+0  阅读(88)  评论(0)  编辑  收藏  举报