Ruff Files

Release Notes

Released on 2025-11-28.

Preview features

• [flake8-bandit] Handle string literal bindings in suspicious-url-open-usage (S310) (#21469)
• [pylint] Fix PLR1708 false positives on nested functions (#21177)
• [pylint] Fix suppression for empty dict without tuple key annotation (PLE1141) (#21290)
• [ruff] Add rule RUF066 to detect unnecessary class properties (#21535)
• [ruff] Catch more dummy variable uses (RUF052) (#19799)

Bug fixes

• [server] Set severity for non-rule diagnostics (#21559)
• [flake8-implicit-str-concat] Avoid invalid fix in (ISC003) (#21517)
• [parser] Fix panic when parsing IPython escape command expressions (#21480)

CLI

• Show partial fixability indicator in statistics output (#21513)

Contributors

• @mikeleppane
• @senekor
• @ShaharNaveh
• @JumboBear
• @prakhar1144
• @tsvikas
• @danparizher
• @chirizxc
• @AlexWaygood
• @MichaReiser

Install ruff 0.14.7

Install prebuilt binaries via shell script

:::sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ruff/releases/download/0.14.7/ruff-installer.sh | sh

Install prebuilt binaries via powershell script

:::sh
powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ruff/releases/download/0.14.7/ruff-installer.ps1 | iex"

Download ruff 0.14.7