class Student(object):
def get_score(self):
return self._score
def set_score(self,value):
if not isinstance(value,int):
raise ValueError('score must is a integer')
if value<0 or value>100:
raise ValueError('score must between 0~100')
self._score=value
s=Student()
s.set_score(60)
print(s.get_score())
# your code goes here
# your code goes here
# your code goes here
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