# 遍历字典的 所有key
[print(key) for key in some_dictionary.keys()]


# 遍历字典的 所有key对应的value
[print(value) for value in some_dictionary.values()]


# 遍历字典的 所有元素
[print(item) for item in some_dictionary.items()]


# 同时遍历字典的 所有key, value
for (key, value) in some_dictionary.items():
    print(key, end=" ")
    print(value)