python AttributeError: 'Cursor' object has no attribute 'index'lst_arr = [message for message in messages]版权声明：本文为yangyangrenren原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/yangyangrenren/article/details/88133426