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detect match case branch subclass

Status: Open.

#3338 In facebook/pyrefly;

· asukaminato0721 opened on May 8, 2026

panic: Key already exists with value ClassDef

crash

Status: Open.

#3337 In facebook/pyrefly;

· correctmost opened on May 8, 2026

panic: Name not found in static scope of module __unknown__

crash

Status: Open.

#3336 In facebook/pyrefly;

· correctmost opened on May 7, 2026

[FR] MongoEngine support

django

needs-discussionAn issue where it's not clear whether there is a bug or we are behaving as expected.An issue where it's not clear whether there is a bug or we are behaving as expected.

typechecking

Status: Open.

Feature

#3335 In facebook/pyrefly;

· rchen152 opened on May 7, 2026

hover on case _ show the remaining cases

language-serverIssues specific to our IDE integration rather than type checkingIssues specific to our IDE integration rather than type checking

Status: Open.

#3334 In facebook/pyrefly;

· asukaminato0721 opened on May 7, 2026

Consider allowing functools.partial as a decorator

googleissues from googleissues from google

Status: Open.

#3330 In facebook/pyrefly;

· superbobry opened on May 7, 2026

bad-specialization false positive when using partial with a generic decorator

googleissues from googleissues from google

typechecking

Status: Open.

#3329 In facebook/pyrefly;

· superbobry opened on May 7, 2026

[FR] Add "all" preset that enables all checks

configuration

Status: Open.

Feature

#3328 In facebook/pyrefly;

· rchen152 opened on May 6, 2026

method names shadow Python builtins in torch stubs

tensor-shapesAnything related to tensor shape typingAnything related to tensor shape typing

Status: Open.

Bug

#3323 In facebook/pyrefly;

· asukaminato0721 opened on May 6, 2026

mention torch stub version in doc

documentationImprovements or additions to documentationImprovements or additions to documentation

tensor-shapesAnything related to tensor shape typingAnything related to tensor shape typing

Status: Open.

Task

#3322 In facebook/pyrefly;

· asukaminato0721 opened on May 6, 2026

Redefinition of unused stack from line 1125 in tensor stub

tensor-shapesAnything related to tensor shape typingAnything related to tensor shape typing

Status: Open.

Bug

#3321 In facebook/pyrefly;

· asukaminato0721 opened on May 6, 2026

Support for runtime enforcement of required version in pyrefly.toml

configuration

Status: Open.

Feature

#3314 In facebook/pyrefly;

· rexledesma opened on May 6, 2026