class Student(object): def __init__(self, name, gender): self.name = name self.__gender = gender def get_gender(self): return self.__gender def set_gender(self, gender): if gender == 'male' or 'female': self.__gender = gender else: raise ValueError('wrong gender')
if gender == 'male' or 'female':
这么写判断应该是为真吧,不会跑下边异常判断的
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一口一个窝窝头