django.db.utils. OperationalError: (2002, “Can‘t connect to local MySQL server through socket ‘/var/r

Django Report errors

problem ：python3 manage.py makemigrations The error is as follows ：

django.db.utils.OperationalError: (2002, "Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)")

terms of settlement ：

django in settting.py Medium DATABASE Medium HOST It is amended as follows ：

'HOST': '127.0.0.1',
 

reason ：

If host is set to localhost, then a socket or pipe is used.
If host is set to 127.0.0.1, then the client is forced to use TCP/IP.