mkdir your-directory
cd your-directory
python3 -m venv ./venv
source ./venv/bin/activate
(venv) $ which python
mail_mama_server/venv/bin/python
(venv) $ which pip
mail_mama_server/venv/bin/pip
ls venv/lib/python3.6/site-packages/
pip3 install -r requirements.txt
In any case, now that our dependancies are installed, we are ready to run the repo. Once we are done, we can de-activate it or simply exit this shell session
deactivate