补充:class BankAcaunt: def __init__(self, accauntname, accaunt): self.accauntname = accauntname self.accaunt = accaunt self.blance = 0 def cunqian(self, qian): self.blance = self.blance + qian print qian def quqian(self, fuqian): self.blance = self.blance - fuqian print fuqian def xianshi(self): print"the blance is", self.blance class InterestAccaunt(BankAcaunt): def __init__(self, lixily): self.lixily = float(lixily) def zemgjia(self, year, lixi): self.lixi = self.lixily * self.blance * year print self.lixi i = BankAcaunt(456, 789) i.cunqian(10) i.quqian(5) i.xianshi j = InteresAccaunt()
补充:报错图 脑袋一团浆糊
补充:为什么会这样啊
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