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[match-case]: sequence pattern not properly supported

Status: Open.

#1806 In facebook/pyrefly;

· randolf-scholz opened on Dec 10, 2025

[lsp] Seeing signatures that contain <code>-&gt; None</code> when constructing a class is confusing

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

Status: Open.

Feature

#1805 In facebook/pyrefly;

· rchen152 opened on Dec 10, 2025

Pyrefly doesn't support setting an instance attribute to a descriptor

typechecking

Status: Open.

Bug

#1803 In facebook/pyrefly;

· rchen152 opened on Dec 10, 2025

docs: Add default severity levels for error kinds

Status: Open.

#1802 In facebook/pyrefly;

· correctmost opened on Dec 10, 2025

Type Narrowing of Final variable is lost in function

scoping-control-flowissues related to scoping and control flowissues related to scoping and control flow

typechecking

UserBugs reported by external users that should be prioritisedBugs reported by external users that should be prioritised

Status: Open.

Bug

#1800 In facebook/pyrefly;

· bvolkmer opened on Dec 9, 2025

Emit syntax error for break/continue outside of loop

typechecking

Status: Open.

Feature

#1796 In facebook/pyrefly;

· yangdanny97 opened on Dec 8, 2025

PEP 765: Disallow return/break/continue that exit a finally block

help wantedLarger than "good first issue", but still well-defined and ready for someone to pick upLarger than "good first issue", but still well-defined and ready for someone to pick up

typechecking

Status: Open.

Feature

#1795 In facebook/pyrefly;

· yangdanny97 opened on Dec 8, 2025

support sqlalchemy init=False

sqlalchemyIssues related to support for SQLAlchemy 2.0Issues related to support for SQLAlchemy 2.0

typechecking

UserBugs reported by external users that should be prioritisedBugs reported by external users that should be prioritised

Status: Open.

Feature

#1792 In facebook/pyrefly;

· asukaminato0721 opened on Dec 8, 2025

Stack overflow in AnswersSolver::force_for_narrowing

crash

Status: Open.

Bug

#1791 In facebook/pyrefly;

· correctmost opened on Dec 8, 2025

Stack overflow on pyrefly init

crash

UserBugs reported by external users that should be prioritisedBugs reported by external users that should be prioritised

Status: Open.

Bug

#1790 In facebook/pyrefly;

· juha-aiven opened on Dec 8, 2025

Support checking dataclasses.replace

typechecking

Status: Open.

Feature

#1789 In facebook/pyrefly;

· yangdanny97 opened on Dec 7, 2025

Support for model's extra instance methods in django

django

typechecking

Status: Open.

Feature

#1788 In facebook/pyrefly;

· astronuttt opened on Dec 7, 2025