Deploying Flask Applications with Gunicorn

2023/08/17

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Flask is a popular web framework for building web applications in Python. It is considered a microframework because it provides only the bare essentials for web development, focusing on simplicity and extensibility. In this tutorial, the author explains how to deploy a Flask application using Gunicorn, a WSGI server. The article starts by guiding the reader through the process of creating a simple Hello World application using Flask. Then, it explains the need for a WSGI server like Gunicorn for production deployments. The author provides a detailed explanation of what WSGI is and how it allows web servers to communicate with Python web applications. Finally, the article demonstrates how to configure Gunicorn and start the server with the Flask application deployed. This tutorial is a valuable resource for developers looking to deploy Flask applications in a production environment.