Following: https://blog.miguelgrinberg.com/post/the-flask-mega-tutorial-part-i-hello-world
virtualenv venv
venv/bin/pip install flask
venv/bin/pip install flask-login
venv/bin/pip install flask-openid
venv/bin/pip install flask-mail
venv/bin/pip install flask-sqlalchemy
venv/bin/pip install sqlalchemy-migrate
venv/bin/pip install flask-whooshalchemy
venv/bin/pip install flask-wtf
venv/bin/pip install flask-babel
venv/bin/pip install guess_language
venv/bin/pip install flipflop
venv/bin/pip install coverage