ruff 0.14.5

on Python PyPI

Release Notes

Released on 2025-11-13.

Preview features

• [flake8-simplify] Apply SIM113 when index variable is of type int (#21395)
• [pydoclint] Fix false positive when Sphinx directives follow a "Raises" section (DOC502) (#20535)
• [pydoclint] Support NumPy-style comma-separated parameters (DOC102) (#20972)
• [refurb] Auto-fix annotated assignments (FURB101) (#21278)
• [ruff] Ignore str() when not used for simple conversion (RUF065) (#21330)

Bug fixes

• Fix syntax error false positive on alternative match patterns (#21362)
• [flake8-simplify] Fix false positive for iterable initializers with generator arguments (SIM222) (#21187)
• [pyupgrade] Fix false positive on relative imports from local .builtins module (UP029) (#21309)
• [pyupgrade] Consistently set the deprecated tag (UP035) (#21396)

Rule changes

• [refurb] Detect empty f-strings (FURB105) (#21348)

CLI

• Add option to provide a reason to --add-noqa (#21294)
• Add upstream linter URL to ruff linter --output-format=json (#21316)
• Add color to --help (#21337)

Documentation

• Add a new "Opening a PR" section to the contribution guide (#21298)
• Added the PyScripter IDE to the list of "Who is using Ruff?" (#21402)
• Update PyCharm setup instructions (#21409)
• [flake8-annotations] Add link to allow-star-arg-any option (ANN401) (#21326)

Other changes

• [configuration] Improve error message when line-length exceeds u16::MAX (#21329)

Contributors

• @njhearp
• @11happy
• @hugovk
• @Gankra
• @ntBre
• @pyscripter
• @danparizher
• @MichaReiser
• @henryiii
• @charliecloudberry

Install ruff 0.14.5

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.5/ruff-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.5/ruff-installer.ps1 | iex"

Download ruff 0.14.5