# 访问限制的保护，代码更加健壮 class Student(object): def __init__(self,name,score): self.__name= name self.__score = score def print_scrore(self): print("%s:%s" % (self.__name,self.__score)) def get_name(self): return self.__name def get_score(self): return self.__score def set_score(self): if 0<=score<=100: self.__score=score else: raise ValueError('bad score') bart = Student('frank',100) print(bart.get_name()) print(bart.get_score())
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