What’s New

ruff 0.15.16

0.15.16
Added
  • Implement `yield-in-context-manager-in-async-generator` (ASYNC119) for flake8-async
Changed
  • Narrow diagnostic range and exclude cases without exception handlers for PLW0717 in pylint
  • Treat `yield` before `break` from a terminal loop as terminal (RUF075) in ruff
  • Avoid fixes for ambiguous `argnames` and `argvalues` combinations (PT006) in flake8-pytest-style
  • Drop excess capacity from statement suites during parsing
Fixed
  • Avoid flagging `ruff:ignore` comments as code (ERA001) in eradicate
  • Fix ERA001/RUF100 conflict when `noqa` is on commented-out code
  • Avoid removing the `format` call when it would change behavior (F523) in pyflakes
  • Avoid syntax errors in invalid character replacements in f-strings before Python 3.12 (PLE2510, PLE2512, PLE2513, PLE2514, PLE2515) in pylint
  • Avoid converting `format` calls with more kinds of side effects (UP032) in pyupgrade
Release Notes

Released on 2026-06-04.

Preview features
  • [flake8-async] Implement yield-in-context-manager-in-async-generator (ASYNC119) (#24644)
  • [pylint] Narrow diagnostic range and exclude cases without exception handlers (PLW0717) (#25440)
  • [ruff] Treat yield before break from a terminal loop as terminal (RUF075) (#25447)
Bug fixes
  • [eradicate] Avoid flagging ruff:ignore comments as code (ERA001) (#25537)
  • [eradicate] Fix ERA001/RUF100 conflict when noqa is on commented-out code (#25414)
  • [pyflakes] Avoid removing the format call when it would change behavior (F523) (#25320)
  • [pylint] Avoid syntax errors in invalid character replacements in f-strings before Python 3.12 (PLE2510, PLE2512, PLE2513, PLE2514, PLE2515) (#25544)
  • [pyupgrade] Avoid converting format calls with more kinds of side effects (UP032) (#25484)
Rule changes
  • [flake8-pytest-style] Avoid fixes for ambiguous argnames and argvalues combinations (PT006) (#24776)
Performance
  • Drop excess capacity from statement suites during parsing (#25368)
Documentation
  • [pydocstyle] Improve discoverability of rules enabled for each convention (#24973)
  • [ruff] Restore example code for Python versions before 3.15 (RUF017) (#25439)
  • Fix typo bin/active → bin/activate in tutorial (#25473)
Other changes
  • Shrink additional parser AST collections (#25465)
Contributors
Install ruff 0.15.16
Install prebuilt binaries via shell script
curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ruff/releases/download/0.15.16/ruff-installer.sh | sh
Install prebuilt binaries via powershell script
powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ruff/releases/download/0.15.16/ruff-installer.ps1 | iex"
Download ruff 0.15.16
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ruff-aarch64-apple-darwin.tar.gzApple Silicon macOSchecksum
ruff-x86_64-apple-darwin.tar.gzIntel macOSchecksum
ruff-aarch64-pc-windows-msvc.zipARM64 Windowschecksum
ruff-i686-pc-windows-msvc.zipx86 Windowschecksum
ruff-x86_64-pc-windows-msvc.zipx64 Windowschecksum
ruff-aarch64-unknown-linux-gnu.tar.gzARM64 Linuxchecksum
ruff-i686-unknown-linux-gnu.tar.gzx86 Linuxchecksum
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ruff-riscv64gc-unknown-linux-gnu.tar.gzRISCV Linuxchecksum
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ruff-x86_64-unknown-linux-gnu.tar.gzx64 Linuxchecksum
ruff-armv7-unknown-linux-gnueabihf.tar.gzARMv7 Linuxchecksum
ruff-aarch64-unknown-linux-musl.tar.gzARM64 MUSL Linuxchecksum
ruff-i686-unknown-linux-musl.tar.gzx86 MUSL Linuxchecksum
ruff-x86_64-unknown-linux-musl.tar.gzx64 MUSL Linuxchecksum
ruff-arm-unknown-linux-musleabihf.tar.gzARMv6 MUSL Linux (Hardfloat)checksum
ruff-armv7-unknown-linux-musleabihf.tar.gzARMv7 MUSL Linuxchecksum
Verifying GitHub Artifact Attestations

The artifacts in this release have attestations generated with GitHub Artifact Attestations. These can be verified by using the GitHub CLI:

gh attestation verify <file-path of downloaded artifact> --repo astral-sh/ruff

You can also download the attestation from GitHub and verify against that directly:

gh attestation verify <file-path of downloaded artifact> --bundle <file-path of downloaded attestation>
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