auto save

snake.py

@@ -52,6 +52,7 @@ while True:
     else:
     else:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
+    
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))