This was based on the following tutorial from freecodecamp.org:
https://www.youtube.com/watch?v=Z1RJmh_OqeA
To install, first create and activate a virtual environment .
$ python -m venv /path/to/new/virtual/environment
$ source /path/to/new/virtual/environment/bin/activate
Then, we install the dependencies using pip
$ pip install -r requirements.txt
To run the service, execute
$ gunicorn -w 4 -b 0.0.0.0 'app:app'