This is a walkthrough explaining how to Dockerize and deploy on Heroku a Python application using MongoDB Atlas.

Why 1–2–3? Focus on simple essential aspects, clear code samples and relevant references.

The Application

It all starts with source code of course, let’s create a Python app on top of the Flask framework.

The application provides few REST endpoints and a DAO layer to access the database.

#docker-registry #heroku #python #docker #mongodb-atlas