WARNING in log: (OperationalError('(pymysql.err.OperationalError) (1130, "x.x.x.x\' is not allowed to connect to this MySQL server")',),)

原因：不容許本地機器連遠程mysql服務。

使用下列步驟解決即可：

1，登錄mysql

mysql -u root -p

2，切換到mysql庫

mysql>use mysql;

3，執行如下命令

mysql>select 'host' from user where user='root';

mysql>update user set host = '%' where user ='root';

mysql>flush privileges;