http://www.craigderington.me/deploying-django-mariadb-nginx-and-gunicorn-on-ubuntu-14-04/
sudo apt-get update sudo apt-get install python-pip python-dev mysql-server libmysqlclient-dev nginx sudo pip install virtualenv virtualenvwrapper
check django version
django-admin --version
to start server in ubuntu server
python manage.py runserver 0.0.0.0:8000
Django Settings: https://www.coderedcorp.com/blog/django-settings-for-multiple-environments/
https://www.codementor.io/python/tutorial/how-to-deploy-a-django-application-on-digitalocean