auto save

snake.py

@@ -2,7 +2,9 @@ import pygame
 from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-
+a=pygame.image.load('bg.png')
+b=pygame.image.load('apple.png')
+c=pygame.image.load('right.png')
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
 while True:
@@ -10,3 +12,6 @@ while True:
         print(event)
         if event.type==locals.QUIT:
             exit()
+    screen.blit(a,(0,0))
+    screen.blit(b,(,0))
+    screen.blit(c,(0,0))
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