Search results

Create tool to help migration to --local-partial-types

feature

priority-0-high

Status: Open.

#20579 In python/mypy;

· JukkaL opened on Jan 13, 2026

Lenient TypeVarTuple checking when number of dimensions is unknown

feature

needs discussion

priority-0-high

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

Status: Open.

#18665 In python/mypy;

· JukkaL opened on Feb 12, 2025

Crash on forward references in pydantic and django plugins

crash

priority-0-high

Status: Open.

#18579 In python/mypy;

· TravisHardman opened on Jan 31, 2025

Make each assignment to define a distinct variable with independent type

feature

priority-0-high

Status: Open.

#18516 In python/mypy;

· JukkaL opened on Jan 23, 2025

Add support for TypedDict extra_items= and closed= (PEP 728)

feature

priority-0-high

topic-typed-dict

Status: Open.

#18176 In python/mypy;

· mharding-hpe opened on Nov 21, 2024

Having a function that takes <code>Optional[T]</code> as an input and returns <code>T</code> (A type var) works incorrectly if T is an union

bugmypy got something wrongmypy got something wrong

priority-0-high

topic-join-v-unionUsing join vs. using unionsUsing join vs. using unions

Status: Open.

#17383 In python/mypy;

· superosku opened on Jun 14, 2024

Error location show incorrect file.

bugmypy got something wrongmypy got something wrong

priority-0-high

topic-usability

Status: Open.

#16175 In python/mypy;

· jenstroeger opened on Sep 25, 2023

Incorrect type narrowing when unpacking union of tuple on an existing variable

bugmypy got something wrongmypy got something wrong

priority-0-high

topic-type-narrowingConditional type narrowing / binderConditional type narrowing / binder

Status: Open.

#12915 In python/mypy;

· nils-van-zuijlen opened on May 31, 2022

Use union instead of join for unifying types

bugmypy got something wrongmypy got something wrong

needs discussion

priority-0-high

topic-join-v-unionUsing join vs. using unionsUsing join vs. using unions

Status: Open.

#12056 In python/mypy;

· JelleZijlstra opened on Jan 24, 2022

Implicit type aliases not recognised with PEP 604 + import cycles

bugmypy got something wrongmypy got something wrong

priority-0-high

topic-pep-604PEP 604 (union | operator)PEP 604 (union | operator)

topic-type-aliasTypeAlias and other type alias issuesTypeAlias and other type alias issues

Status: Open.

#11887 In python/mypy;

· AlexWaygood opened on Jan 2, 2022

Implement monitoring for the mypy wheel build

feature

priority-0-high

Status: Open.

#11532 In python/mypy;

· JukkaL opened on Nov 12, 2021

(📚) What do all the symbols mean in the output of <code>reveal_type</code>

documentation

priority-0-high

Status: Open.

#11519 In python/mypy;

· KotlinIsland opened on Nov 11, 2021