向您请教：类 的定义 报错

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class car(object):
    totalType=9
    def __init__(self,strS="None",strE="None"):
        self.nickName="None"
        self.__slogan=strS 
        self._engineNo=strE
 
    def setSlogan(self,strS):
        self.__slogan=strS
 
    def getSlogan(self):
        print(self.__slogan+",gogogo!!!")
 
    myCar=car("mycar","123456789")
    myCar.nikeName="秋名山车神"
    myCar.setSlogan("Champion")
    myCar.getSlogan( )
    myCar._car__slogan="藤原家"
      

class raceCar(car):
    def drift(self):
           print("Drifting now!")

    myCar=raceCar("mycar","123456789")
    myCar.setSlogan("Champion ")
    myCar.getSlogan( )
    myCar.drift( )

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检查你代码的缩进问题， myCar 是否是类定义内的