如何添加默认的__str__
,以便在printing对象时输出类对象的典型output以及自定义string?
class foo():
.
.
.
someObject = foo()
print(someObject)
>> <__main__.o object at 0x00000270E2C1E400> "Some additonal stuff"
分析解答
调用super().__str__()
获取默认值,然后追加您想要的内容
>>> class Something(object):
... def __str__(self):
... return super().__str__() + "extra"
...
>>> s = Something()
>>>
>>> print(s)
<__main__.Something object at 0x7f976b5deeb8>extra
>>>