save project

my_game.py

@@ -19,7 +19,7 @@ hero = [pygame.image.load('hero1.png'),
 Q = 0 
 y=400
 jump="running"
-
+t=30
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -30,17 +30,20 @@ while True:
             if event.key==locals.K_SPACE:
                 jump="UP"
     if jump=="UP":
-        if y>0:
-            y-=15
+        if t>0:
+            y-=t
+            t-=2
         else:
             jump="down"
     if jump=="down":
-        if y<400:
-            y+=20
+        if t<+30:
+            y+=t
+            t+=2
         else:
             jump="running"
+            t=30
     # 将背景图画上去
-    if jump=="running"
+    if jump=="running":
         screen.blit(background, (0, 0))
         screen.blit(road, (0, 500))
         Q+=1