class Student(object): def init(self, name, score): self.name = name self.score = score def get_grade(self): if 60 <= self.score < 80 : return 'B' if 80 <= self.score <= 100 : return 'A' if self.score < 0: raise ValueError('self.score can not < 0') if self.score > 100: raise ValueError('self.score can not > 100') return 'C'
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Pmz丶
class Student(object): def init(self, name, score): self.name = name self.score = score def get_grade(self): if 60 <= self.score < 80 : return 'B' if 80 <= self.score <= 100 : return 'A' if self.score < 0: raise ValueError('self.score can not < 0') if self.score > 100: raise ValueError('self.score can not > 100') return 'C'