class Student:__count=0def __init__(self, name, age):#構造函數self.__name=nameself.__age=age Student.__count+=1def addAge(self,addAgeNum=0):if addage==0:self.__age+=1else:self.__age+=addAgeNumdef updateName(self,newName):self.__name=newNamedef getInfo(self):return (self.__name,self.__age,Student.__count)def __del__(self):#析構函數print(f'{self.__name}刪除了') Student.__count-=1 st1=Student("zhangsang",29) print(st1.getInfo()) st2=Student("lisi",25) print(st2.getInfo()) st3=Student("wangwu",27) print(st3.getInfo()) del st2 print(st3.getInfo()) class Student:__count=0def __init__(self, name, age):#構造函數self.__name=nameself.__age=age Student.__count+=1def addAge(self,addAgeNum=0):if addage==0:self.__age+=1else:self.__age+=addAgeNumdef updateName(self,newName):self.__name=newNamedef getInfo(self):return (self.__name,self.__age,Student.__count)def __del__(self):#析構函數print(f'{self.__name}刪除了') Student.__count-=1class SpecialStudent(Student):def __init__(self, name, age,skill):#構造函數super(SpecialStudent,self).__init__(name,age)self.__skill=skilldef getInfo(self):info=list(super(SpecialStudent,self).getInfo())info.append(self.__skill)return (list(info)) sst1=SpecialStudent("王五",28,"排球") print(sst1.getInfo())

[‘王五’, 28, 1, ‘排球’]

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