auto save

snake.py

@@ -20,6 +20,7 @@ down = pygame.image.load('down.png')        # 头 朝下
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
+
 setheading = "right"
 snake_head = right
 
@@ -51,6 +52,7 @@ while True:
         y -= 30
     else:
         y += 30
+    apple_x=
     position.append((x, y))
     position.pop(0)
     # 将背景图画上去