Application example (single container) ====================================== Create virtual env: .. code-block:: bash python3 -m venv venv . venv/bin/activate Install requirements: .. code-block:: bash pip install -r requirements.txt Run: .. code-block:: bash python -m example user@example.com secret photo.jpg You should see: .. code-block:: bash [2020-10-06 15:32:33,195] [DEBUG] [example.services.UserService]: User user@example.com has been found in database [2020-10-06 15:32:33,195] [DEBUG] [example.services.AuthService]: User user@example.com has been successfully authenticated [2020-10-06 15:32:33,195] [DEBUG] [example.services.PhotoService]: Photo photo.jpg has been successfully uploaded by user user@example.com