auto save

snake.py

@@ -10,6 +10,7 @@ FPSCLOCK = pygame.time.Clock()#计时器
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
+right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 #设x,y坐标