1 class Garen:
 2     camp=‘Demacia‘
 3     def __init__(self,nickname,aggresivity,life_value):
 4         self.nickname=nickname #g1.nicknam=nickname
 5         self.aggrv=aggresivity
 6         self.life_value=http://www.mamicode.com/life_value
 7 
 8     def attack(self,enemy):
 9         print(‘is attacking‘,self,enemy)
10 
11 class Riven:
12     camp=‘Noxus‘
13     def __init__(self,nickname,aggresivity,life_value):
14         self.nickname=nickname #g1.nicknam=nickname
15         self.aggrv=aggresivity
16         self.life_value=http://www.mamicode.com/life_value
17 
18     def attack(self,enemy):
19         print(‘is attacking‘,self,enemy)
20         enemy.life_value-=self.aggrv #g1.life_value-=r1.aggrv
21 
22 g1=Garen(‘草丛伦‘,82,100)
23 r1=Riven(‘锐雯雯‘,50,200)
24 
25 print(g1.life_value)
26 #
27 r1.attack(g1)
28 print(g1.life_value)