object() takes no parameters
class?Programer(object):
?hobby='Play?Computer'
?def?_inint_(self,name,age,weight):
??self.name=name
??self._age=age
??self.__weight=weight
?def?get_weight(self):
??return?self._weight
if?__name__=='__main__':
?programer=Programer('Albert',25,80)
?print(dir(programer))
?print(programer.__dict__)
?print(programer.get_weight())
?print(programer._Programer__weight)
?執行完提示object()?takes?no?parameters
2021-01-25
class Programer(object):
?hobby='Play Computer'
?def __init__(self,name,age,weight):#init名字寫錯了
? self.name=name
? self._age=age
? self.__weight=weight
?def get_weight(self):
? return self.__weight#這里的名字也漏了個下劃線
if __name__=='__main__':
?programer=Programer('Albert',25,80)
?print(dir(programer))
?print(programer.__dict__)
?print(programer.get_weight())
?print(programer._Programer__weight)
2018-12-05
代碼 第3行有問題：
?def_inint_(self,name,age,weight):? ? # __init__(self)是構造函數哦！?? ? 應該是：?__definit__(self, name, age, weight):??