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[英]Why does the child class does not inherit the method from parent class in python in this example?
[英]Why does my class not inherit from the parent class?
我正在创建一个子类,但我很难让它从父类继承:
def ParentClass(object):
def __init__(self,num):
self.num = num
self.get_soup()
def get_soup(self):
self.soup = 'soup'
return self.soup
def SubClass(Advert):
def __init__(self,num):
ParentClass.__init__(self,num)
def test(self):
print 'it works'
print self.num
if __name__== "__main__":
num = 1118868465
ad = SubClass(num)
ad.test()
我应该看看元类吗?
您的代码中有函数而不是类,父类也称为ParentClass
而不是 Advert:
class ParentClass(object): # class not def
def __init__(self,num):
self.num = num
self.get_soup()
def get_soup(self):
self.soup = 'soup'
return self.soup
class SubClass(ParentClass): # inherit from ParentClass
def __init__(self, num):
super(SubClass, self).__init__(num)
def test(self):
print 'it works'
print self.num
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