save project

snake.py

@@ -18,13 +18,14 @@ down = pygame.image.load('down.png')
 x,y = 240,120
 x,y = 240,120
 position = [(180,90),(180,120),(210,120),(x,y)]
 position = [(180,90),(180,120),(210,120),(x,y)]
 setheading = 'right'
 setheading = 'right'
-snake_head = 
+snake_head = right
 
 
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
+        if event.key == locals.K_RIGHT and setheading !=
     x += 30
     x += 30
     position.append((x,y))
     position.append((x,y))
     position.pop
     position.pop