virtualenv --python=python3.6 --no-site-packages env
pip install requirements.txt
python manage.py migrate
python manage.py loaddata example/fixtures/initial_data.json
python runserver
[elo80ka] (https://github.com/elo80ka/django-dynamic-formset)
[daxreyes] (https://github.com/daxreyes/django-dynamic-formset)