class Student(object): """docstring for student""" def init(self, name,score): super(Student, self).init() self.name = name self.score = score

def printScore(self):
    print('name:%s score:%s' %(self.name,self.score))

def get_grade(self):
    if self.score >= 90:
        print('The score is: 优秀')
    elif self.score >= 80:
        print('The score is: 良好')
    elif self.score >= 70:
        print('The score is: 中等')
    elif self.score >= 60:
        print('The score is: 及格')
    else:
        print('The score is: 差')

stu1 = Student('yangsenkai',70) stu1.printScore() stu1.get_grade() Student.printScore(stu1)