Bookmarks (467)

Tiny Great Languages: Assembly This is the first post in a multi-part series that uses Python to build tiny interpreters for other languages. SERGE ZAITSEV

Opposite of Cloud Native Is…? Michael (from Talk Python fame) introduces the concept of “stack-native” as the opposite of “cloud-native”, and how it applies to Python web apps. Building applications with just enough full-stack building blocks to run reliably with minimal complexity, rather than relying on a multitude of cloud services. MICHAEL KENNEDY

How to Reset a pandas DataFrame Index In this tutorial, you’ll learn how to reset a pandas DataFrame index using various techniques. You’ll also learn why you might want to do this and understand the problems you can avoid by optimizing the index structure. REAL PYTHON

Do Your Data Science Teams Struggle to Share Their Work With Their Colleagues Securely Posit Connect lets data teams publish, host, & manage Python work. It provides a secure, scalable platform for sharing data insights with those who need them, including models, Jupyter notebooks, Streamlit & Shiny apps, Plotly dashboards, and more. POSIT sponsor

Python Closures: Common Use Cases and Examples In this tutorial, you’ll learn about Python closures. A closure is a function-like object with an extended scope. You can use closures to create decorators, factory functions, stateful functions, and more. REAL PYTHON

In Defense of Simple Architectures You can go surprisingly far with a simple software architecture, in fact simplicity can make it easier to scale. This post talks about some real world cases of just that. DAN LUU

Vehicle Routing Using OpenStreetMap This project shows you how to implement the Vehicle Routing Problem (VRP) using OpenStreetMap data and Google’s OR-Tools library to find efficient routes. MEDIUM.COM/P • Shared by Albert Ferré

Guide to Python Project Management and Packaging This is a deep dive article on Python project management and packaging. It covers the pyproject.toml file, modules, dependencies, locking, and more. REINFORCED KNOWLEDGE

I Waited 10B Cycles and All I Got Was This Loading Screen This opinion piece discusses the fact that our faster hardware still can’t keep up with our bloated software and why that is the case. PRANAV NUTALAPTI

Thoughts on Django’s Core This post by a Django core developer talks about the last twenty years of the library and why it has had such staying power. CARLTON GIBSON

map and filter With List Comprehensions This quick-hit post shows you how to use the map() and filter() functions in conjunction with list comprehensions. JUHA-MATTI SANTALA

Don’t Return Named Tuples in New APIs This post talks about when and when not to use a named tuple in your API and why you might make that choice. BRETT CANNON

Introduction to Web Scraping With Python In this video course, you’ll learn all about web scraping in Python. You’ll see how to parse data from websites and interact with HTML forms using tools such as Beautiful Soup and MechanicalSoup. REAL PYTHON course

State of Python 3.13 Performance: Free-Threading This article does a comparison between code in single threaded, threaded, and multi-process versions under Python 3.12, 3.13, and 3.13 free-threaded with the GIL on and off. ARTHUR PASTEL

Scrape Any Website Without Getting Blocked The only web scraper API that extracts data at scale with a 98.7% average success rate while automatically handling all anti-bot systems. ZenRows is a complete web scraping toolkit with premium proxies, anti-CAPTCHA, headless browsers, and more. Try for free now → ZENROWS sponsor

Move to Sigstore Complicates Linux Distros Currently, CPython signs its artifacts with both PGP and Sigstore. Removing the PGP signature has been proposed, but that has implications: Sigstore is still new enough that many Linux distributions don’t support it yet. JOE BROCKMEIER

Python’s Magic Methods in Classes In this video course, you’ll learn what magic methods are in Python, how they work, and how to use them in your custom classes to support powerful features in your object-oriented code. REAL PYTHON course

[Webinar] How to Build Secure, Ethical, and Scalable AI Operations As GenAI and LLMs rapidly evolve, the impact of data leaks and unsafe AI outputs makes it critical to secure your AI infrastructure. Learn how MLOps and ML Platform teams can use the newly launched Guardrails Pro to secure AI operations — enabling faster, safer adoption of LLMs at scale → GUARDRAILS sponsor

Make It Ephemeral: Software Should Decay and Lose Data In the real world, things decay over time. In the digital world things get kept forever, and sometimes that shouldn’t be so. Designing for deletion is hard. ARMIN RONACHER

Python 3.13, t-Strings, Dep Groups… Bite code! does their monthly Python news wrap-up. Check out stories on 3.13, proposed template strings, dependency groups in pyproject.toml, and more. BITE CODE!

Identifying Products From Images This project uses computer vision solution to automate doing inventory of products in retail, using YOLOv8 and image embeddings for precise detection. ALBERT FERRÉ • Shared by Albert Ferré

Write More Pythonic Code With Context Managers Context managers enable you to create “template” code with initialization and clean up to make the code that uses them easier to read and understand. JUHA-MATTI SANTALA

Django Girls 10th Birthday! This post celebrating ten years of Django Girls talks about how it got started, what they’re hoping to do, and how you can get involved. DJANGO GIRLS

pytest Selection Arguments for Failing Tests This quick TIL post talks about five useful pytest options that let you control what tests to run with respect to failing tests. RODRIGO GIRÃO SERRÃO

Asyncio gather() Return Values This post shows you how to return values from coroutines that have been concurrently executed using asyncio.gather(). JASON BROWNLEE

Running a Million Empty Tests To better understand just where the performance cost of running tests comes from, Anders ran a million empty tests. This post talks about what he did and the final results. ANDERS HOVMOLLER