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mypy's inference gets confused about unions with typevartuple

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#18407 In python/mypy;

· A5rocks opened on Jan 2, 2025

· Updated on Jan 5, 2025

mypy doesn't know about empty unpacked tuples

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#18390 In python/mypy;

· A5rocks opened on Dec 31, 2024

· Updated on Dec 31, 2024

Assertion fails in is_overlapping_types() when comparing Unpack TypeVarTuple with default type

crash

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#18105 In python/mypy;

· h4l opened on Nov 5, 2024

· Updated on Nov 5, 2024

Support for Union[*TypeVarTuple]

feature

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#16720 In python/mypy;

· pwuertz opened on Dec 31, 2023

· Updated on Oct 24, 2024

Mypy crash when unpacking typevar tuples (not TypeVarTuple)

crash

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#17755 In python/mypy;

· kdkavanagh opened on Sep 10, 2024

· Updated on Oct 3, 2024

Cannot infer type argument with TypeVarTuple and Callback protocol

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

topic-protocols

Status: Open.

#17453 In python/mypy;

· cdce8p opened on Jun 30, 2024

· Updated on Jul 2, 2024

Never inferred in complex situation with variadic callable protocol

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#16522 In python/mypy;

· TeamSpen210 opened on Nov 19, 2023

· Updated on Jun 25, 2024

Spurious "Invalid self argument ... to attribute function" error when currying TypeVarTuple

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#17184 In python/mypy;

· vbraun opened on Apr 27, 2024

· Updated on Jun 23, 2024

Unpacked TypeVarTuple as a function argument is not compatible with empty tuple as its default

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#17113 In python/mypy;

· airallergy opened on Apr 10, 2024

· Updated on Jun 23, 2024

Callables like operator.call produce arg-type error with callables that take *args: Unpack[Ts] and >= 1 keyword argument

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#16662 In python/mypy;

· gschaffner opened on Dec 14, 2023

· Updated on Jun 23, 2024

(🐞) Protocol compatibility of Unpacked TypeVarTuple is broken when signature is not a trivial *args: Any

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#16567 In python/mypy;

· KotlinIsland opened on Nov 26, 2023

· Updated on Jun 23, 2024

Cannot infer type of lambda regression with mypy 1.9

bugmypy got something wrongmypy got something wrong

topic-pep-646PEP 646 (TypeVarTuple, Unpack)PEP 646 (TypeVarTuple, Unpack)

Status: Open.

#17018 In python/mypy;

· rbuffat opened on Mar 12, 2024

· Updated on Mar 12, 2024