save project

snake.py

@@ -7,6 +7,11 @@ background=pygame.image.load('bg.png')
 right=pygame.image.load('right.png')
 food=pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')
+up= pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+setheading="right"
+
 x,y=240,120
 position=[(210,120),(180,120),(180,90),(x,y)]
 # 创建一个窗口