面向对象的编程-类和实例

#-*- coding:utf-8 -*-

#main1
class Student(object):

    def __init__(self,name,score):
        self.name=name
        self.score=score

    def print_score(self):
        print(‘%s:%s‘ %(self.name,self.score))

    def get_grade(self):
        if self.score>=90:
            return ‘A‘
        if self.score>=60:
            return ‘B‘
        else:
            return ‘C‘
        
#test1
bart=Student(‘Bart Simpson‘,59)
print(bart.name)
print(bart.score)
bart.print_score()
#test2
lisa=Student(‘Lisa‘,99)
bart=Student(‘Bart‘,59)
print(lisa.name,lisa.get_grade())
print(bart.name,bart.get_grade())