ty 0.0.5

on Python PyPI

Release Notes

Released on 2025-12-20.

Bug fixes

• Fix debug-mode server panic when a user typed a class definition by ensuring class arguments are visited in source order for semantic tokens (#22063)

LSP server

• Classify docstrings in semantic tokens during syntax highlighting (#22031)

CLI

• Add --force-exclude option (#22076)
• Only clear output between two successful checks (#22078)

Other changes

• Add support for dict(...) calls in TypedDict contexts (#22113)
• Speedup bidirectional type-checking involving large unions by avoiding narrowing on non-generic calls (#22102)
• Simplify inferred types by avoiding storing multi-inference attempts (#22062, #22103)
• Improve union builder performance (#22048)
• Only prefer declared types in non-covariant positions (#22068)
• Respect intersections in iterations (#21965)
• Sync vendored typeshed stubs (#22091). Typeshed diff
• Understand that the type of X on an enum class will be int if X is defined using enum.nonmember in the class definition (#22025)

Contributors

• @charliermarsh
• @ibraheemdev
• @RasmusNygren
• @Hugo-Polloli
• @carljm
• @Gankra
• @MichaReiser

Install ty 0.0.5

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/ty/releases/download/0.0.5/ty-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/astral-sh/ty/releases/download/0.0.5/ty-installer.ps1 | iex"

Download ty 0.0.5