save project

my_game.py

@@ -20,30 +20,35 @@ pygame.image.load('hero5.png')]
 index = 0 
 injump="running"
 y=400
+i=30
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
         if event.type==locals.KEYDOWN:
-            if event.key==locals.K_SPACE:
+            if event.key==locals.K_SPACE and injump=="running":
                 injump="up"
                 
-
+    if injump=='running':
         index+=1
         if index>=5:
             index=0
     wukong=hero[index] 
     if injump=="up":
-        if y>150:
-            y-=5
+        if i>0:
+            y-=i
+            i-=2
         else:
             injump="down"
+            i=30
     if injump=="down":
-        if y<400:
-            y+=5
+        if i>0:
+            y+=i
+            i-=2
         else:
             injump="running"
+            i=30
         
     # 将背景图画上去
     screen.blit(background, (0, 0))