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Cannot combine special types in alternative TypedDict syntax

bugmypy got something wrongmypy got something wrong

crash

topic-typed-dict

Status: Open.

#20401 In python/mypy;

· alicederyn opened on Dec 11, 2025

Assertion failure crash with shadowed functools module: assert isinstance(singledispatch_obj, Instance)

crash

priority-2-low

Status: Open.

#20339 In python/mypy;

· correctmost opened on Dec 1, 2025

Bypass class attribute lookup for PEP 695 typevars

crash

Status: Open (in progress).

python/mypynumber 20292

#20292 In python/mypy;

· A5rocks opened on Nov 23, 2025

Assertion failure crash: assert isinstance(node.node, TypeVarLikeExpr)

crash

topic-pep-695Issues related to PEP 695 syntaxIssues related to PEP 695 syntax

Status: Open.

#20283 In python/mypy;

· correctmost opened on Nov 21, 2025

dmypy 'KeyError' on recheck

crash

topic-daemondmypydmypy

Status: Open.

#20279 In python/mypy;

· njgrisafi opened on Nov 20, 2025

Prevent cache load race condition

crash

Status: Open (in progress).

python/mypynumber 20205

#20205 In python/mypy;

· sterliakov opened on Nov 7, 2025

Daemon crashes with a decorator returning <code>Generic/Protocol</code>, decorated method returning <code>Self</code>, and an undefined symbol

crash

topic-daemondmypydmypy

topic-fine-grained-incremental

Status: Open.

#20132 In python/mypy;

· bzoracler opened on Oct 28, 2025

Stubtest crashes if an <code>@overload</code> is decorated

crash

topic-stubtest

Status: Open.

#20064 In python/mypy;

· jorenham opened on Oct 14, 2025

Mypy crashes on async tuple to tuple assignment

crash

Status: Open.

#19920 In python/mypy;

· gooverdian opened on Sep 24, 2025

Mypy daemon crash related to decorator

crash

topic-daemondmypydmypy

Status: Open.

#19819 In python/mypy;

· JukkaL opened on Sep 10, 2025

stubtest crashes on class decorator in overloaded function

crash

topic-overloads

topic-stubtest

Status: Open.

#19689 In python/mypy;

· brianschubert opened on Aug 19, 2025

Mypyc gcc compilation fails with specific duplicate variable definition

crash

topic-mypycmypyc bugsmypyc bugs

Status: Open.

#19557 In python/mypy;

· CoolCat467 opened on Aug 1, 2025