游戏：大鱼吃小鱼

游戏规则：

游戏编程：按照以下游戏编写一个乌龟类和鱼类，并尝试编写游戏。
假设游戏场景（x，y）为0<=x<=10,0<=y<=10
游戏生成1只乌龟和10只鱼
他们的移动方向均随机
乌龟的最大移动速度为2，它可以随机选择1还是2移动，鱼儿的最大移动能力是1
当移动到最大边界时，自动反方向移动
乌龟初始化体力为100（上限）
乌龟每移动一次，体力消耗1
当乌龟和鱼坐标重叠，乌龟吃掉鱼，乌龟体力增加20
鱼不考虑体力
当乌龟体力为0或者鱼儿的数量为0时游戏结束

代码：

  1 import random as r
  2 
  3 # from random import choice
  4 # 定义边界
  5 boundary_x = [0, 10]
  6 boundary_y = [0, 10]
  7 
  8 
  9 # 定义乌龟类
 10 class Tortoise:
 11     def __init__(self):
 12 
 13         # count=1
 14         self.physical_power = 100
 15         self.x = r.randint(boundary_x[0], boundary_x[1])
 16         self.y = r.randint(boundary_y[0], boundary_y[1])
 17 
 18     def move(self):
 19         # 随机选择移动速度和移动方向
 20         new_x = self.x + r.choice([1, 2, -1, -2])
 21         new_y = self.y + r.choice([1, 2, -1, -2])
 22         # print("乌龟当前坐标是：",self.x,self.y)
 23         # print("乌龟当前速度是：",self.speed)
 24         # 当移动到X轴最大边界时，自动反方向移动
 25         if new_x > boundary_x[1]:
 26             self.x = boundary_x[1] - (new_x - boundary_x[1])
 27         elif new_x < boundary_x[0]:
 28             self.x = boundary_x[0] - (new_x - boundary_x[0])
 29         else:
 30             self.x = new_x
 31 
 32         # 当移动到Y轴最大边界时，自动反方向移动
 33         if new_y > boundary_y[1]:
 34             self.x = boundary_y[1] - (new_y - boundary_y[1])
 35         elif new_y < boundary_y[0]:
 36             self.y = boundary_y[0] - (new_y - boundary_y[0])
 37         else:
 38             self.y = new_y
 39 
 40         # 体力消耗加1
 41         self.physical_power -= 1
 42 
 43         return (self.x, self.y)
 44 
 45     def eat(self):
 46         self.physical_power += 20  # 体力增加20
 47         if self.physical_power > 100:
 48             self.physical_power = 100
 49 
 50 
 51 class Fish:
 52     def __init__(self):
 53 
 54         # count=10
 55         self.x = r.randint(boundary_x[0], boundary_x[1])
 56         self.y = r.randint(boundary_y[0], boundary_y[1])
 57         # 设置移动速度
 58         # speed = 1
 59 
 60     def move(self):
 61         # 随机选择移动速度和移动方向
 62         new_x = self.x + r.choice([1, -1])
 63         new_y = self.y + r.choice([1, -1])
 64         # 当移动到X轴最大边界时，自动反方向移动
 65         if new_x > boundary_x[1]:
 66             self.x = boundary_x[1] - (new_x - boundary_x[1])
 67         elif new_x < boundary_x[0]:
 68             self.x = boundary_x[0] - (new_x - boundary_x[0])
 69         else:
 70             self.x = new_x
 71 
 72         # 当移动到Y轴最大边界时，自动反方向移动
 73         if new_y > boundary_y[1]:
 74             self.x = boundary_y[1] - (new_y - boundary_y[1])
 75         elif new_y < boundary_y[0]:
 76             self.y = boundary_y[0] - (new_y - boundary_y[0])
 77         else:
 78             self.y = new_y
 79 
 80         return (self.x, self.y)
 81 
 82 
 83 fish = []
 84 tor = Tortoise()
 85 for i in range(10):
 86     new_fish = Fish()
 87     fish.append(new_fish)
 88 
 89 while 1:
 90     if len(fish) == 0:
 91         print("鱼儿都被吃光了，游戏结束！")
 92         break
 93     if  tor.physical_power == 0:
 94         print("乌龟体力耗完了，游戏结束！")
 95         break
 96 
 97     pos = tor.move()
 98     print("乌龟坐标是：", pos)
 99     for each_fish in fish[:]:
100         f = each_fish.move()
101         print("鱼儿坐标是： ", f)
102         if f == pos:
103             tor.eat()
104             fish.remove(each_fish)
105             print("------------有一条鱼被吃掉了！----------------")