37.1小乌龟吃鱼小游戏

peipur

1. from random import *
   
2. step_turtle = [-2, -1, 1, 2]
   
3. step_fish = [-1, 1]
   
4. 
   
5. legal_x = [0,10]
   
6. legal_y = [0,10]
   
7. 
   
8. 
   
9. class Fish:
   
10.     def __init__(self):
    
11.    
    
12.         self.x = randint(legal_x[0], legal_x[1])
    
13.         self.y = randint(legal_y[0], legal_y[1])
    
14. 
    
15.     def move(self, step):
    
16.         new_x = self.x + choice(step)
    
17.         new_y = self.y + choice(step)
    
18. 
    
19.         if new_x < legal_x[0]:
    
20.             self.x = legal_x[0] - (new_x - legal_x[0])
    
21.         elif new_x > legal_x[1]:
    
22.             self.x = legal_x[1] -(new_x - legal_x[1])
    
23.         else:
    
24.             self.x = new_x
    
25. 
    
26.         if new_y < legal_y[0]:
    
27.             self.y = legal_y[0] - (new_y - legal_y[0])
    
28.         elif new_y > legal_y[1]:
    
29.             self.y = legal_y[1] - (new_y - legal_y[1])
    
30.         else:
    
31.             self.y = new_y
    
32.         return (self.x, self.y)
    
33. 
    
34. class Turtle(Fish):
    
35.     def __init__(self):
    
36.         super().__init__()
    
37.         self.power = 100
    
38.     def move(self, step):
    
39.         super().move(step)
    
40.         new_x = self.x + choice(step)
    
41.         new_y = self.y + choice(step)
    
42.         self.power -=1
    
43.     def eat(self):
    
44.         self.power += 20
    
45.         if self.pwoer >100:
    
46.             self.power = 100
    
47. 
    
48. turtle = Turtle()
    
49. fish = []
    
50. for i in range(10):
    
51.     new_fish = Fish()
    
52.     fish.append(new_fish)
    
53. 
    
54. while True:
    
55.     if not len(fish):
    
56.         print('鱼儿都吃完了，游戏结束！')
    
57.         break
    
58.     if not turtle.power:
    
59.         print('乌龟体力耗尽，挂掉了！%d' %len(fish))
    
60.         break
    
61. 
    
62.     pos = turtle.move(step_turtle)
    
63. 
    
64.     for each_fish in fish[:]:
    
65.         if each_fish.move(step_fish) == pos:
    
66.             turtle.eat()
    
67.             fish.remove(each_fish)
    
68.             print('有一条鱼儿被吃掉了... 还剩%d条鱼' %len(fish))
    
69.         '''else:
    
70.             print('乌龟在（%d, %d）,鱼儿在(%d, %d)' %(turtle.x, turtle.y, each_fish.x, each_fish.y))'''
    

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这个是对原答案进行小小的改变，就是用类对象的继承省了些代码
但是却发现一个问题，乌龟始终吃不到鱼

洋洋痒

1.     def move(self, step):
   
2.         new_x = self.x + choice(step)
   
3.         new_y = self.y + choice(step)
   
4.         self.power -=1
   
5.         return super().move(step)

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第45行power拼写错误

peipur

洋洋痒 发表于 2021-2-11 08:18
第45行power拼写错误

谢谢，找到根本原因了，38行没有返回参数（导致pos没有参数）