auto save

snake.py

-import pygame
-from pygame import locals
-
-# 初始化pygame，为使用pygame做准备
-pygame.init()
-background=pygame.image.load("bg.png")
-food=pygame.image.load("apple.png")
-right=pygame.image.load("right.png")
-# 创建一个窗口
-screen=pygame.display.set_mode((660,480))
-while True:
-    for event in pygame.event.get():
-        if event.type==locals.QUIT:
-            exit()
-    screen.blit(background,(0,0))
-    screen.blit(right,(240,120))
-    screen.blit(food,(360,300))
-    pygame.display.update()