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 gender =='female':
else:
return ValueError('bad gender')
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Will就是Stone
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 gender =='female':
self.__gender =gender
else:
return ValueError('bad gender')