Flaskr
Run the application
Create the virtual environment with python3 -m venv env
Set environment variables:
export FLASK_APP=flaskr
export FLASK_ENV=development
Initialize the database with flask init-db (after setting the vars above)
Run the app with flask run
Or, run all in one go with:
export FLASK_APP=flaskr && export FLASK_ENV=development && flask run