Python Tooling Blog

Meta releases Pyrefly, a Rust-based Python type checker with a new inference engine designed for large codebases.

April 30, 2025

uv's speed and unified CLI reduce the need for Makefiles in Python projects that previously required them for workflow automation.

April 4, 2025

Early benchmarks of Astral's Red Knot (now ty) type checker show 100x faster cold starts than mypy, built in Rust.

April 3, 2025

Lewis Gaul examines how Astral's ruff and uv are transforming Python development workflows with speed and intelligent design.

April 2, 2025

Joshua Levy's simple-modern-uv Copier template combines uv, ruff, mypy, and pytest for new Python projects.

April 1, 2025

Setuptools 78.0.1 broke installations of packages using dash-separated keys in setup.cfg. Understand what happened and the fix.

March 24, 2025

GitHub's Dependabot now officially supports uv for automated dependency version updates and security monitoring.

March 14, 2025

Why the Python Packaging User Guide doesn't mention uv, and what that reveals about the PyPA, PEP 609, and the packaging ecosystem.

February 27, 2025

A summary of real-world production experiences with uv from a Reddit discussion, covering pros, cons, and adoption patterns.

February 26, 2025

Poetry 2.0 adopts PEP 621 standardized project metadata, aligning with the broader Python packaging ecosystem.

February 21, 2025