astral-sh/ty 0.0.1-alpha.32

on GitHub

Release Notes

Released on 2025-12-05.

LSP server

• Provide auto-import completion suggestions for modules in more situations (#21799)
• Always register the ty server as a rename provider if the LSP client doesn't support dynamic registration (#21789)
• Support auto-import of re-exported symbols in completion suggestions (#21779)
• Support renaming import aliases (#21792)

Core type checking

• Support ParamSpec (#21445)
• Improve the accuracy of the inferred Callable supertype of generic classes (#21798)
• Increase the limit on the number of elements in a non-recursively defined literal union (#21683)
• Fix panics on mutually recursive generic protocols by normalizing the bounds/constraints of cyclic type variables (#21800)

Other changes

• Minor improvements to assert_type diagnostics (#21811)
• Fix a panic in recursive + generic type aliases (#21718)
• Fix a panic when instantiating a type variable with invalid constraints (#21663)

Contributors

• @BurntSushi
• @dhruvmanila
• @MichaReiser
• @mtshiba
• @dcreager
• @carljm
• @AlexWaygood

Install ty 0.0.1-alpha.32

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ty/releases/download/0.0.1-alpha.32/ty-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ty/releases/download/0.0.1-alpha.32/ty-installer.ps1 | iex"

Download ty 0.0.1-alpha.32