save project

my_game.py

@@ -35,23 +35,22 @@ while True:
         if y >= 150:
             y -= u
             u -= 0.2
-            index -= 1
         else:
             douzou = "down"
     if douzou == "down":
         if y <= 400:
             y += u
             u += 0.2
-            index -= 1
         else:
             douzou = "runing"
 
 
 
     yee = hero[index]
-    index += 1
-    if index == 5:
-        index = 0
+    if douzou == "runing":
+        index += 1
+        if index == 5:
+            index = 0
 
     # 将背景图画上去
     screen.blit(background, (0, 0))