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Code Quality

Ruff 0.8 Replaced Black, isort, and Flake8 in Our Monorepo
12 mins read

Ruff 0.8 Replaced Black, isort, and Flake8 in Our Monorepo

  • Automation
April 11, 2026 Nia OkoroTagged CPython internals, DuckDB python, Free threading, GIL removal, Ibis framework, Marimo notebooks, Mojo language, Polars dataframe, Python JIT, Rust Python

A single ruff check –fix and ruff format pair now covers what used to be three separate pre-commit hooks: Black for formatting, isort for import.

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Ruff 0.6 Replaced Black and isort in Our Monorepo Last Week
12 mins read

Ruff 0.6 Replaced Black and isort in Our Monorepo Last Week

  • Code Quality
April 11, 2026 Mateo VargasTagged CPython internals, DuckDB python, Free threading, GIL removal, Ibis framework, Marimo notebooks, Mojo language, Polars dataframe, Python JIT, Rust Python

The switch took one afternoon and one follow-up PR. A 180-package Python monorepo that had been running black , isort , and flake8 on every pre-commit.

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Recent Posts

  • Ruff 0.8 Replaced Black, isort, and Flake8 in Our Monorepo
  • Ruff 0.6 Replaced Black and isort in Our Monorepo Last Week
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  • asyncio.TaskGroup vs gather: Why Structured Concurrency Wins in Python 3.11+
  • Step-by-Step Tutorial: Writing Python Extensions in Rust With PyO3

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