[已解决]python第37课 课后习题 动动手0

zltzlt

这样做：

1. class Ticket_price:
   
2.     def adult(self,days):
   
3.         if 1 <= days <= 5:
   
4.             return 100
   
5.         else:   
   
6.             return 120
   
7.     def children(self,days):
   
8.         return 0.5 * self.adult(self,days)

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zltzlt

张图南 发表于 2020-8-9 15:37
不对啊，还是会报错
a.children()
Traceback (most recent call last):

这样呢？

1. class Ticket_price:
   
2.     def adult(self,days):
   
3.         if 1 <= days <= 5:
   
4.             return 100
   
5.         else:   
   
6.             return 120
   
7.     def children(self,days):
   
8.         return 0.5 * self.adult(days)

复制代码