null, message from server: "Host '127.0.0.1' is not allowed to connect to this MySQL server" wonder how does this host is changed from localhost to ip address 127.0.0.1 but when connect to remote ...

I have the same issue in the tutorial. (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on 'localhost' ( [Errno 2] No such file or directory)" Connection fails when deployed to ...