save project

my_game.py

@@ -24,7 +24,11 @@ while True:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
-    wukong = hero[0]
+    wukong = hero[index]
+    if index <= 3:
+        index += 1
+    else:
+       index = 0 
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))