ggg

print("This is console module")
class ListMetaclass(type):
    def __new__(cls, name, bases, attrs): 
        attrs['add'] = lambda self, value: self.append(value) 
        
        print ("gggg")
        print (cls,name,bases,attrs)
        return type.__new__(cls, name, bases, attrs)
class MyList(list,metaclass=ListMetaclass):
    pass

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转载自www.cnblogs.com/saolv/p/8992592.html
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