pro*_*ach 5 python inheritance
我在代码中遇到一个错误,该错误隐藏了重写方法,因为我忘记了@classmethod装饰器。我在徘徊是否可以强制采用另一种方式(注意这可能是不良的设计),但类似于:
class Super:
@classmethod
def do_something(cls):
...
class Child:
def do_something(self):
...
obj = Child()
obj.do_something() #calls the child
Child.do_something() #calls the Super method
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编辑:目前尚无具体案例,但我正在徘徊,如果可以假设可以做到。
作为一个纯粹的假设应用程序,这可能是一种方式:
class Super:
@classmethod
def do_something(cls):
print('Super doing something')
class Child(Super):
def __init__(self):
self.do_something = lambda: print('Child Doing Something')
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例子:
>>> obj = Child()
>>> obj.do_something()
Child Doing Something
>>> Child.do_something()
Super doing something
>>> obj.do_something()
Child Doing Something
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