python 类和实例

!/usr/bin/env python3

-- coding: utf-8 --

!/usr/bin/env python3

-- coding: utf-8 --

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’
bart = Student(‘bart Simpson’,59)
lisa = Student(‘lisa Simpson’,78)

print(‘bart.name = ’ ,bart.name)
print(‘bart.score = ‘,bart.score)

bart.print_score()

lisa.print_score()

print(‘garde of bart:’, bart.get_grade())

print(‘gerad of lisa:’,lisa.get_grade())