📅  最后修改于: 2022-03-11 14:45:25.361000             🧑  作者: Mango
代码示例1
d = {'dict1': {'foo': 1, 'bar': 2}, 'dict2': {'baz': 3, 'quux': 4}}
for i in d.keys():
print(i)
for j in d[i].keys():
print(j)