How to Build Hot Module Replacement in Python

Django’s dev server, uvicorn, and others support hot-loading by restarting the service. For large programs this can be time consuming. This article shows you how to track just what needs to be reloaded and minimize the refresh to only those modules.

Maps with Django: GeoDjango, Pillow & GPS

A quick-start guide to create a web map with images, using the Python-based Django web framework, leveraging its GeoDjango module, and Pillow, the Python imaging library, to extract GPS information from images.

Django: what’s new in 5.2

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Troubleshooting is a Lifestyle 😎

Systematically enhance Django troubleshooting by leveraging built-in indicators, error reporting, and extensible tools like the Debug Toolbar to isolate and resolve issues.

Avoiding Mocks: Testing LLM Applications with LangChain in Django

A practical method for testing Django-based LLM apps with LangChain uses a custom fake backend to avoid mocks, enabling flexible refactoring and thorough validation of model interactions.

Fake Django Objects With Factory Boy

The factory_boy library is a tool for managing fixtures for your tests. This article shows you how to use it with Django.

Looking at Django task runners and queues

I use django-apscheduler to run a queue of scheduled tasks. Now I also need the ability to run one-off tasks and that turned out to not be so simple.

Creating Open Graph Images in Django for Improved Social Media Sharing

Complex Django filters with Subquery

An overview on how to do complex filtering in Django with Subquery.

Django: render JavaScript import maps in templates

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Django: silence “Exception ignored in ... OutputWrapper”

Django: Fail in templates with {% url '' %}

This Django Template Tag is Killing Your Performance

Avoid performance pitfalls by replacing the length template filter with count() for QuerySet objects to prevent excessive memory and database usage.

HTTPS for Django Development Environment

Django: launch pdb when a given SQL query runs

The Practical Guide to Scaling Django

Squashing Django Migrations Easily

Safely squash Django migrations in long-running projects to optimize performance and maintain migration history integrity using django-model-info

Django: launch pdb in templates with a custom {% breakpoint %} tag

Django Performance and Optimization

“This document provides an overview of techniques and tools that can help get your Django code running more efficiently - faster, and using fewer system resources.”

Django: fix a view using a debugger with breakpoint()