v1.70.0

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• Add LSP completion for buf.gen.yaml, buf.yaml, and buf.policy.yaml files.
• Fix LSP textDocument/documentSymbol marking every symbol as deprecated.
• Add error for when a dependency is added to buf.yaml and is missing from buf.lock.
• Update the PROTOVALIDATE lint rule support checking NaN in const, in, not_in,
  gt, gte, lt and lte rules for float and double fields.
• Update the PROTOVALIDATE lint rule support to check (buf.validate.message).oneof rules
  and make sure they are well-formed and valid.

v2.7.5: Granian 2.7.5

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Patch release

Changes since 2.7.4:

• Fix a bug in IPC implementation causing crashes on shutdown (#​847 by @​askedrelic)
• Enhance proxy helpers implementation
• Bump dependencies

v0.15.15

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Released on 2026-05-28.

Preview features

• Fix Markdown closing fence handling (#​25310)
• [pyflakes] Report duplicate imports in typing.TYPE_CHECKING block (F811) (#​22560)

Bug fixes

• [pyflakes] Treat function-scope bare annotations as locals per PEP 526 (F821) (#​21540)

Performance

• Avoid redundant TokenValue drops in the lexer (#​25300)
• Reduce memory usage by dropping token-excess capacity and improve performance by approximating the initial tokens Vec size (#​25354)
• Use ThinVec in AST to shrink Stmt (#​25361)

Documentation

• Fix line-length example for --config option (#​25389)
• [flake8-comprehensions] Document RecursionError edge case in __len__ (C416) (#​25286)
• [mccabe] Improve example (C901) (#​25287)
• [pyupgrade] Clarify fix safety docs (UP007, UP045) (#​25288)
• [refurb] Document FURB192 exception change for empty sequences (#​25317)
• [ruff] Document false negative for user-defined types (RUF013) (#​25289)

Formatter

• Fix formatting of lambdas nested within f-strings (#​25398)

Server

• Return code action for codeAction/resolve requests that contain no or no valid URL (#​25365)

Other changes

• Expand semantic syntax errors for invalid walruses (#​25415)

Contributors

• @​chirizxc
• @​ntBre
• @​adityasingh2400
• @​charliermarsh
• @​fallintoplace
• @​martin-schlossarek
• @​MichaReiser
• @​Ruchir28

v1.1.1

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What's Changed

🐛 Bug Fixes

• Align multiline delimiter comments with trailing comment width by @​ya7010 in #​1924

👒 Dependencies

• fix: address Dependabot security alerts by @​ya7010 in #​1919
• fix: remove unused surf fallback from schema store by @​ya7010 in #​1920

🛠️ Other Changes

• fix: statically link Windows MSVC CRT by @​ya7010 in #​1917
• fix: resolve Dependabot security alerts by @​ya7010 in #​1918

Full Changelog: tombi-toml/tombi@v1.1.0...v1.1.1

v1.1.0

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What's Changed

Starting with this version, we will synchronize setup-tombi with version control.

🛠️ Other Changes

• test: consolidate tombi-lsp ad hoc cases by @​ya7010 in #​1914
• ci: sync setup-tombi release automation by @​ya7010 in #​1915

Full Changelog: tombi-toml/tombi@v1.0.0...v1.1.0

v0.0.40

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Released on 2026-05-27.

Bug fixes

• Accept complete enum-literal alias unions as enums (#​25341)
• Fix diagnostics in ignored folders after adding new files (#​25236)
• Show LiteralString when hovering over an inline of a literal string in an IDE (#​25373)

LSP server

• Follow aliases when attempting to map a definition in a stub file to its "real" runtime definition (#​25328)
• Treat Python notebook text documents as Python sources (#​25393)
• Fix autocompletion for elements inside incomplete list comprehensions (#​25326)

Diagnostics

• Add a subdiagnostic help message to invalid-generic-class diagnostics regarding incompatible variance (#​25385)

Core type checking

• Ignore and reject annotations on non-name targets (#​25324)
• Infer class attributes assigned by metaclass initialization (#​25342)
• Reject inconsistent generic bases in "dynamic" classes created using type(...), types.new_type(...), etc. (#​25413)
• Resolve enum names for all unions arms in Literal enum subsets (#​25379)
• Support typing.TypeForm (#​25334)
• Fix many issues in the generics solver by using constraint sets more widely to solve type variables (#​24540)

Contributors

• @​anuraaga
• @​dcreager
• @​charliermarsh
• @​MichaReiser
• @​Dev-X25874