pyright · Issues· 339 open

Performance problems when using very large TypedDicts

Position-only parameter mismatch has counts for expected/received swapped in too many parameters case

Pyright fails on files that are too large

Narrowing IO[str] | None with sys.stdout is still considered possibly None

Exiting with a non-zero exit code causes nano to think the linter failed to run

Pyright hangs/fails opaquely on large codebase

reportCallIssue with Python 3.15 `frozendict` when called with arguments

TypeForm rejects a union when types are nested and metaclass defines __get__

`TypeVar` with `Never` as an option and unexpected `reportArgumentType`

Regression: specialised self overloads erase container types and suppress attribute errors

Pyright does not respect `__class_getitem__` annotations.

Report serverInfo (name and version) in the initialize result

Pyright is using Incorrect Interpreter Path

Match-case on type() is not well interpreted

Order-dependent overload resolution failure due to memorised Protocol conformance check on generic class