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1,990 this month · 171 companies

ty 0.0.91

Update2 days agoUnverifiedAdded Oct 23, 2026

Release Notes Released on 2026-10-22. Bug fixes Improve generics solving when an intersection is passed into a generic call to prefer solving the call to a more precise type when it is safe to do so Fix recursive type materialization Infer return intersections from correlated call specializations Preserve Self when checking universal protocols Fix stack...

Topics: Developer tools, Performance

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ty 0.0.90

Release Notes Released on 2026-10-20. Bug fixes Allow subclasses to restore hashability Avoid crashes when negating recursive aliases Avoid stack overflow for recursive descriptor setter checks Defer constructor type variable defaults Preserve bound receivers for strict signature checks Preserve read types for dynamic attributes Reject runtime_checkable on...

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ty 0.0.89

Release Notes Released on 2026-10-16. Core type checking Added support for return type inference for unannotated functions and methods . Return type inference is currently disabled by default.

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ty 0.0.88

Release Notes Released on 2026-10-15. Bug fixes Avoid panics and hangs involving recursive type aliases and intersections Fix false invalid-mutable-override errors when overriding object attributes Fix attribute assignment and deletion checks through bounded or constrained type variables Detect instance layout conflicts hidden by additional base classes Fix...

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ty 0.0.87

Release Notes Released on 2026-10-13. LSP server Clamp notebook cell positions to the end of the cell Fix deadlock when requests arrive before workspace configuration Fix notebook cell lookups after cells with cell magics Fix panic on completions past the end of a notebook's last cell Diagnostic improvements Add opt-in mismatched-sentinel-name rule...

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ty 0.0.86

Release Notes Released on 2026-10-09. The executables in our macOS and Windows release archives and ty wheels are now code-signed. macOS executables are signed with an Apple Developer ID certificate and notarized by Apple. Windows executables have timestamped Authenticode signatures from Azure Artifact Signing.

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ty 0.0.85

Release Notes Released on 2026-10-06. Preview features Refresh uv project metadata when uv files change Bug fixes Avoid recursive lambda class decorator panics Compare observable notebook state for equality Detect recursive alias cycles through intersections Fix anchoring of include and exclude patterns after the project's root changed Fix stack overflow...

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ty 0.0.84

Release Notes Released on 2026-09-24. This release addresses GHSA-vxvm-j4xq-q7m4 , a use-after-free vulnerability during incremental type checking that can result in arbitrary code execution when analyzing a specially crafted Python project. Users who run ty on untrusted code should upgrade to 0.0.84 or newer.

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ty 0.0.83

Release Notes Released on 2026-09-21. Bug fixes Fix hangs from repeated partial application ( #28754 ) Preserve PEP 695 bindings across nested classes ( #28723 ) LSP server Include required imports in every inlay hint ( #28724 ) Preserve fast name filtering for normalized Unicode source ( #28701 ) Refresh diagnostics after workspace configuration changes (...

Also shipped on Oct 22, 2026

Astral in October 2026