https://blog.csdn.net/huayucong/article/details/49736427
https://blog.csdn.net/yiibai/article/details/73769982?depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2&utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2
https://www.runoob.com/python3/python3-mysql.html
1. 安装MySQL
使用管理员权限运行apt-get获取最新的MySQL及Python编程接口（之后用于数据库编程）：
$ sudo apt-get install mysql-server python-mysqldb