save project

my_game.py

@@ -17,6 +17,7 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
+y = 400
 index = 0
 zt = "pao" 
 
@@ -28,8 +29,16 @@ while True:
         if event.type == locals.KEYDOWN:
             if event.key == locals.K_SPACE:
                 zt = "up"
-    if zt=="up:"
-    
+    if zt=="up":
+        if y>150:
+            y = y - 5
+        else:
+            zt = "down"
+    if zt == "down":
+        if y<400:
+            y = y + 5
+        else:
+            zt = "pao"
     
 
     index = index + 1
@@ -38,7 +47,7 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
-    screen.blit(hero[index], (150, 400))
+    screen.blit(hero[index], (150, y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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