save project

my_game.py

@@ -18,6 +18,7 @@ apple = pygame.image.load('bush.png')      # 灌木丛
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
 index = 0
+t=30
 y=400
 jumpstate="running"
 while True:
@@ -30,15 +31,18 @@ while True:
                jumpstate="up"
 
     if jumpstate=="up":
-        if y>=150:
-            y-=5
+        if t>0:
+            y-=t
+            t-=5
         else:
             jumpstate="down"
     if jumpstate=="down":
-        if y<=400:
-            y+=5
+        if t<=30:
+            y+=t
+            t+=5
         else:
             jumpstate="running"
+            t=30
 
     index+=1
     if index>4: