save project

snake.py

@@ -15,7 +15,7 @@ food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 up = pygame.image.load('up.png')
 down = pygame.image.load('down.png')
-left = pygame.image.load('left.pmg')
+left = pygame.image.load('left.png')
 #蛇头的初始坐标
 x,y=240,120
 poat=[(180,90),(180,120),(210,120),(x,y)]