auto save

snake.py

@@ -7,18 +7,22 @@ bg=pygame.image.load('bg.png')
 right=pygame.image.load('right.png')
 food=pygame.image.load('apple.png')
 body=pygame.image.load('body.png')
+FPS=pygame.time.Clock()
+x,y=240,120
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
 while True:
+    x+=30
     for event in pygame.event.get():
         print(event)
         if event.type==locals.QUIT:
             exit()
 
     screen.blit(bg,(0,0))
-    screen.blit(right,(180,270))
-    screen.blit(body,(150,270))
-    screen.blit(body,(120,270))
-    screen.blit(body,(120,300))
+    screen.blit(right,(x,y))
+    screen.blit(body,(210,120))
+    screen.blit(body,(180,120))
+    screen.blit(body,(180,90))
     screen.blit(food,(540,300))
     pygame.display.update()
+    FPS.tick(3)
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