auto save

snake.py

 import pygame
-
+food = pygame.lambda 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
@@ -10,3 +10,8 @@ while True:
         if event.type == locals.QUIT
             exit()
 
+    screen.blit(background), (0,0))
+    screen.blit(right,(200,120))
+    screen.blit(food , (360,300))
+    pygame.dlsplay.update()
+    
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