functions: a complete guide

Using pyinstrument to profile Air apps

A little notebook for learning linear algebra with Python

Why Today's Python Developers Are Embracing Type Hints

Поговорим о типизированном Python — что это такое, почему он стал важен для разработчиков Python и как начать использовать его для написания более качественного и надёжного кода.

Use trimmed in Django blocktranslate

How Django’s blocktranslate tag can introduce unwanted whitespace into translation strings and shows how using the trimmed option solves the problem.

Build Agentic Video RAG with Strands Agents

Is Fortran better than Python for teaching basics of numerical linear algebra?

Unlocking Performance in Python's Free-Threaded Future: GC Optimizations

A description of the performance optimizations made to the free-threaded garbage collector for Python 3.14.

Tracing JITs in the real world

Django: Introducing django-watchfiles, for more efficient runserver autoreloading

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Playwright & pytest techniques that bring me joy

A collection of real-world techniques for Playwright and pytest. As a project grows to do more with HTMX and Alpine in the markup, there’s less unit and integration test coverage and a greater need for end to end tests.

Playwright vs Pydoll

A deep-dive look at these two popular packages, comparing Pydoll's claims around speed and ergonomics vs Playright.

Adopting LLMs in a startup

Wise words and practical lessons from gradually increasing usage of LLM tools into production.

Basics of Equality Saturation

Equality saturation — это техника для построения оптимизирующих компиляторов с использованием e-графов. Создаем оптимизатор для подмножества линейной алгебры с помощью egglog. Начнём с оптимизации простых арифметических выражений с целыми числами. 

Rye Tables vs Python/Pandas: A Different Way to Wrangle Data

Python 3.14 Preview: REPL Autocompletion and Highlighting

Benchmarking MicroPython

This post compares the performance of running Python on several microcontroller boards.

Production-Grade Python Logging Made Easier With Loguru

While Python’s standard logging module is powerful, navigating its system of handlers, formatters, and filters can often feel like more work than it should be. This article describes how to achieve the same (and better) results with a fraction of the complexity using Loguru.

Feature Flags in Depth

Feature flags are a way to enable or disable blocks of code without needing to re-deploy your software. This post shows you several different approaches to feature flags.

What Does -> Mean in Python Function Definitions?

Wondering what the arrow notation means in Python? Discover how -> is used in type hints, functions, and more with simple explanations and examples.