Search results

divergence in behavior between mypy and mypyc in https://github.com/python/mypy/pull/19637

Status: Open.

#1130 In mypyc/mypyc;

· wyattscarpenter opened on Aug 14, 2025

Turning off strict optional using a comment should fail the build

bug

crashFailing compile-time asserts, unhandled exceptions, or generated C code that's blowing up.Failing compile-time asserts, unhandled exceptions, or generated C code that's blowing up.

priority-0-high

Status: Open.

#1129 In mypyc/mypyc;

· JukkaL opened on Aug 14, 2025

Strategy for distributing mypyc native library

meta

priority-0-high

Status: Open.

#1128 In mypyc/mypyc;

· ilevkivskyi opened on Aug 13, 2025

Object finalization isn't handled correctly

Status: Open.

#1127 In mypyc/mypyc;

· ZeroIntensity opened on Aug 10, 2025

Error always at the end " Error while finding module specification for '<fname>.cp313-win_amd64.pyd'"

Status: Open.

#1126 In mypyc/mypyc;

· fenchu opened on Aug 8, 2025

Enum construction could be faster

priority-0-high

speed

Status: Open.

#1125 In mypyc/mypyc;

· A5rocks opened on Aug 5, 2025

How can I use field on dataclasses or pydantic.BaseModel?

Status: Open.

#1123 In mypyc/mypyc;

· josephnowak opened on Aug 1, 2025

Dataclasses incorrectly include ClassVar annotated attributes as fields

Status: Open.

#1122 In mypyc/mypyc;

· sg495 opened on Jul 25, 2025

Make calls of native enum methods faster

priority-0-high

speed

Status: Open.

#1121 In mypyc/mypyc;

· JukkaL opened on Jul 18, 2025

argspec for mypyc compiled functions return a list type where a normal python function would return a tuple

bug

python compatMypyc doesn't match CPython or documented semantics.Mypyc doesn't match CPython or documented semantics.

Status: Open.

#1119 In mypyc/mypyc;

· BobTheBuidler opened on Jul 12, 2025

Ternary pow fallback to <code>__rpow__</code> is now a thing on Python 3.14

python compatMypyc doesn't match CPython or documented semantics.Mypyc doesn't match CPython or documented semantics.

Status: Open.

#1117 In mypyc/mypyc;

· ichard26 opened on Jul 8, 2025

await inside finally swallows exceptions

area-irbuildIR building, transforming, and representation.IR building, transforming, and representation.

bug

Status: Open.

#1114 In mypyc/mypyc;

· Chainfire opened on Jun 28, 2025