save project

my_game.py

@@ -11,7 +11,8 @@ road = pygame.image.load('road.png')      # 路
 stone = pygame.image.load('stone.png')      # 石头
 cacti = pygame.image.load('cacti.png')      # 仙人掌
 apple = pygame.image.load('bush.png')      # 灌木丛
-hero = pygame.image.load('hero1.png')
+heros = [pygame.image.load('hero1.png'),pygame.image.load('hero2.png'),pygame.image.load('hero3.png'),pygame.image.load('hero4.png'),pygame.image.load('hero5.png')]
+
 index = 0 
 
 while True:
@@ -19,6 +20,8 @@ while True:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    hero = heros[index % 4]
+    index += 1
 
     # 将背景图画上去
     screen.blit(background, (0, 0))