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quick fix for Enum

Status: Open.

#3266 In facebook/pyrefly;

· asukaminato0721 opened on Apr 29, 2026

Pyrefly infers Iterator[Any] instead of Iterator[int] for iter([0])

typechecking

Status: Open.

Bug

#3265 In facebook/pyrefly;

· rchen152 opened on Apr 28, 2026

warn about default and default_factory

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

Status: Open.

#3264 In facebook/pyrefly;

· asukaminato0721 opened on Apr 28, 2026

field without a default may not follow dataclass field with a default not work on sqlalchemy

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

Status: Open.

#3263 In facebook/pyrefly;

· asukaminato0721 opened on Apr 28, 2026

should error on dataclasses field but has no type annotation

Status: Open.

#3262 In facebook/pyrefly;

· asukaminato0721 opened on Apr 28, 2026

bad-class-definition due to Class Method Assignments when using dataclass_transform()

googleissues from googleissues from google

typechecking

Status: Open.

#3259 In facebook/pyrefly;

· QEDady opened on Apr 28, 2026

pyrefly report treats overloaded return type as any if one of the overloads is any

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

quansight

Status: Open.

#3257 In facebook/pyrefly;

· jorenham opened on Apr 28, 2026

asyncio.to_thread always chooses the first overload.

googleissues from googleissues from google

Status: Open.

#3255 In facebook/pyrefly;

· QEDady opened on Apr 28, 2026

Error Notifications in Jupyter Notebooks

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

notebook

Status: Open.

#3254 In facebook/pyrefly;

· munechika-koyo opened on Apr 28, 2026

union get expanded in hover

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

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

Status: Open.

#3248 In facebook/pyrefly;

· asukaminato0721 opened on Apr 27, 2026

Language server does not expose read/write metadata for symbols

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

Status: Open.

#3246 In facebook/pyrefly;

· ofek opened on Apr 26, 2026

Disallow access of private members

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.

Status: Open.

#3245 In facebook/pyrefly;

· MartinBernstorff opened on Apr 26, 2026