0.16.1

## Release Notes

Released on 2026-07-30.

### Preview features

- Add an option to opt out of human-readable names ([#27160](https://github.com/astral-sh/ruff/pull/27160))
- \[`flake8-pytest-style`\] Make fixes safe by default and unsafe only when comments are present (`PT018`) ([#27201](https://github.com/astral-sh/ruff/pull/27201))
- \[`pyupgrade`\] Skip fix when a defaulted `TypeVar` precedes a non-defaulted one (`UP040`, `UP046`, `UP047`) ([#27133](https://github.com/astral-sh/ruff/pull/27133))
- \[`ruff`\] Fix false positive with unpacked arguments (`RUF065`) ([#26959](https://github.com/astral-sh/ruff/pull/26959))

### Bug fixes

- Bump `gen-lsp-types` to gracefully handle unknown enumeration values in LSP messages ([#27230](https://github.com/astral-sh/ruff/pull/27230))
- \[`flake8-bugbear`\] Mark `range` as immutable (`B008`) ([#27247](https://github.com/astral-sh/ruff/pull/27247))
- \[`flake8-comprehensions`\] NFKC-normalize keyword names in `C408` fix ([#26813](https://github.com/astral-sh/ruff/pull/26813))
- \[`flake8-return`\] Fix false positive when variable is read in `finally` clause (`RET504`) ([#25441](https://github.com/astral-sh/ruff/pull/25441))
- \[`pydocstyle`\] Skip section detection inside RST directive bodies (`D214`, `D405`, `D413`) ([#23635](https://github.com/astral-sh/ruff/pull/23635))
- \[`refurb`\] Parenthesize `yield` arguments in the `FURB192` fix ([#27192](https://github.com/astral-sh/ruff/pull/27192))

### Rule changes

- \[`flake8-pytest-style`\] Mark `PT022` fixes as unsafe ([#26440](https://github.com/astral-sh/ruff/pull/26440))
- \[`refurb`\] Mark fixes that remove unknown separators as unsafe (`FURB105`) ([#27200](https://github.com/astral-sh/ruff/pull/27200))

### Server

- Fix indexing of excluded nested Ruff workspaces ([#27303](https://github.com/astral-sh/ruff/pull/27303))
- Lint TOML files in the LSP ([#26862](https://github.com/astral-sh/ruff/pull/26862))

### Documentation

- Cover `pycon` Markdown formatting ([#27153](https://github.com/astral-sh/ruff/pull/27153))
- \[`flake8-bandit`\] Document `TYPE_CHECKING` exception (`S101`) ([#27004](https://github.com/astral-sh/ruff/pull/27004))
- \[`flake8-import-conventions`\] Document that `extend-aliases` can override default aliases ([#27191](https://github.com/astral-sh/ruff/pull/27191))
- \[`pylint`\] Add missing fix safety gotchas for `non-augmented-assignment` (`PLR6104`) ([#27250](https://github.com/astral-sh/ruff/pull/27250))

### Other changes

- Reduce syntax error noise by swallowing dedents like indents ([#27170](https://github.com/astral-sh/ruff/pull/27170))
- Vendor latest annotate-snippets ([#27033](https://github.com/astral-sh/ruff/pull/27033))

### Contributors

- [@bxff](https://github.com/bxff)
- [@anishgirianish](https://github.com/anishgirianish)
- [@Avasam](https://github.com/Avasam)
- [@epage](https://github.com/epage)
- [@LHMQ878](https://github.com/LHMQ878)
- [@MichaReiser](https://github.com/MichaReiser)
- [@ntBre](https://github.com/ntBre)
- [@HarshalPatel1972](https://github.com/HarshalPatel1972)
- [@mjpieters](https://github.com/mjpieters)
- [@joshuavetos](https://github.com/joshuavetos)
- [@jesco-absolute](https://github.com/jesco-absolut)
- [@vidigoat](https://github.com/vidigoat)
- [@baltasarblanco](https://github.com/baltasarblanco)
- [@ribru17](https://github.com/ribru17)
- [@oh-summy](https://github.com/oh-summy)
- [@Jayashanker-Padishala](https://github.com/Jayashanker-Padishala)

## Install ruff 0.16.1

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-installer.sh | sh
```

### Install prebuilt binaries via powershell script

```sh
powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-installer.ps1 | iex"
```

## Download ruff 0.16.1

|  File  | Platform | Checksum |
|--------|----------|----------|
| [ruff-aarch64-apple-darwin.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-apple-darwin.tar.gz) | Apple Silicon macOS | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-apple-darwin.tar.gz.sha256) |
| [ruff-x86_64-apple-darwin.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-apple-darwin.tar.gz) | Intel macOS | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-apple-darwin.tar.gz.sha256) |
| [ruff-aarch64-pc-windows-msvc.zip](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-pc-windows-msvc.zip) | ARM64 Windows | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-pc-windows-msvc.zip.sha256) |
| [ruff-i686-pc-windows-msvc.zip](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-pc-windows-msvc.zip) | x86 Windows | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-pc-windows-msvc.zip.sha256) |
| [ruff-x86_64-pc-windows-msvc.zip](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-pc-windows-msvc.zip) | x64 Windows | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-pc-windows-msvc.zip.sha256) |
| [ruff-aarch64-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-unknown-linux-gnu.tar.gz) | ARM64 Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-i686-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-unknown-linux-gnu.tar.gz) | x86 Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-powerpc64-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-powerpc64-unknown-linux-gnu.tar.gz) | PPC64 Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-powerpc64-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-powerpc64le-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-powerpc64le-unknown-linux-gnu.tar.gz) | PPC64LE Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-powerpc64le-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-riscv64gc-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-riscv64gc-unknown-linux-gnu.tar.gz) | RISCV Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-riscv64gc-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-s390x-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-s390x-unknown-linux-gnu.tar.gz) | S390x Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-s390x-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-x86_64-unknown-linux-gnu.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-unknown-linux-gnu.tar.gz) | x64 Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-unknown-linux-gnu.tar.gz.sha256) |
| [ruff-armv7-unknown-linux-gnueabihf.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-armv7-unknown-linux-gnueabihf.tar.gz) | ARMv7 Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-armv7-unknown-linux-gnueabihf.tar.gz.sha256) |
| [ruff-aarch64-unknown-linux-musl.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-unknown-linux-musl.tar.gz) | ARM64 MUSL Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-aarch64-unknown-linux-musl.tar.gz.sha256) |
| [ruff-i686-unknown-linux-musl.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-unknown-linux-musl.tar.gz) | x86 MUSL Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-i686-unknown-linux-musl.tar.gz.sha256) |
| [ruff-x86_64-unknown-linux-musl.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-unknown-linux-musl.tar.gz) | x64 MUSL Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-x86_64-unknown-linux-musl.tar.gz.sha256) |
| [ruff-arm-unknown-linux-musleabihf.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-arm-unknown-linux-musleabihf.tar.gz) | ARMv6 MUSL Linux (Hardfloat) | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-arm-unknown-linux-musleabihf.tar.gz.sha256) |
| [ruff-armv7-unknown-linux-musleabihf.tar.gz](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-armv7-unknown-linux-musleabihf.tar.gz) | ARMv7 MUSL Linux | [checksum](https://releases.astral.sh/github/ruff/releases/download/0.16.1/ruff-armv7-unknown-linux-musleabihf.tar.gz.sha256) |

## 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](https://cli.github.com/manual/gh_attestation_verify):
```sh
gh attestation verify <file-path of downloaded artifact> --repo astral-sh/ruff
```

You can also download the attestation from [GitHub](https://github.com/astral-sh/ruff/attestations) and verify against that directly:
```sh
gh attestation verify <file-path of downloaded artifact> --bundle <file-path of downloaded attestation>
```