v0.0.32

Compare Source

Released on 2026-04-20.

Bug fixes

• Fix panic when __get__ uses Concatenate self-type and wraps a __call__ (#​24692)
• Avoid panicking on overloaded Callable type context (#​24661)
• Expand class bases in per-base lint checks (#​24695, #​24699)
• Fix stack overflow for binary operator inference involving recursive types (#​24551)

LSP server

• Dim out unreachable code in IDEs (#​24580)
• Do not suggest argument completion when typing the value of a keyword argument (#​24669)
• Retrieve the docstring from the overload implementation if an @overload-decorated function has no docstring (#​23920)

Core type checking

• Allow if statements in TypedDict bodies (#​24702)
• Disallow @disjoint_base on TypedDicts and Protocols (#​24671)
• Do not consider a subclass of a @dataclass_transform-decorated class to have dataclass-like semantics if it has type in its MRO (#​24679)
• Reject using properties with Never setters or deleters (#​24510)
• Sync vendored typeshed stubs (#​24646). Typeshed diff

Diagnostics

• Show error context for assignability diagnostics (#​24309)
• Use partially qualified names when reporting diagnostics regarding bad calls to methods (#​24560)
• Reduce source code context window to zero (#​24689)
• Merge same-file annotations if there is only a single line separating them (#​24694)

Performance

• Memoize binary operator return types (#​24700)
• Gate protocol compatibility on member count (#​24684)

Contributors

• @​JelleZijlstra
• @​kc0506
• @​denyszhak
• @​carljm
• @​dcreager
• @​AlexWaygood
• @​dylwil3
• @​charliermarsh
• @​sharkdp
• @​ibraheemdev