install nginx apt-get install nginx Create Python Virtual Environment sudo pip3 install virtualenv virtualenv -p python3 pyenv Run Flask Sample App (pyenv) pi@raspberrypi:~/flask_gunicorn_temp $ python3 fgtapp.py * Running on http://0.0.0.0:5000/ (Press CTRL+C to quit) WSGI gunicorn --bind 0.0.0.0:5000 wsgi:app