[ty] expanded/corrected comments for the Python <3.13 `Generator` special case by oconnor663 · Pull Request #23528 · astral-sh/ruff

oconnor663 · 2026-02-23T22:05:12Z

Requested by @carljm at #23386 (comment).

…cial case

astral-sh-bot · 2026-02-23T22:07:19Z

Typing conformance results

No changes detected ✅

astral-sh-bot · 2026-02-23T22:08:24Z

`mypy_primer` results

Changes were detected when running on open source projects

pip (https://github.com/pypa/pip)
- src/pip/_internal/req/req_uninstall.py:132:42: error[invalid-argument-type] Argument to function `norm_join` is incorrect: Expected `str`, found `Unknown | Sized`
+ src/pip/_internal/req/req_uninstall.py:132:42: error[invalid-argument-type] Argument to function `norm_join` is incorrect: Expected `str`, found `Sized | Unknown`
- src/pip/_internal/req/req_uninstall.py:133:40: error[invalid-argument-type] Argument to function `norm_join` is incorrect: Expected `str`, found `Unknown | Sized`
+ src/pip/_internal/req/req_uninstall.py:133:40: error[invalid-argument-type] Argument to function `norm_join` is incorrect: Expected `str`, found `Sized | Unknown`
- src/pip/_internal/req/req_uninstall.py:139:27: error[unsupported-operator] Operator `+` is not supported between objects of type `Unknown | Sized` and `LiteralString`
+ src/pip/_internal/req/req_uninstall.py:139:27: error[unsupported-operator] Operator `+` is not supported between objects of type `Sized | Unknown` and `LiteralString`

spack (https://github.com/spack/spack)
- lib/spack/spack/detection/path.py:169:33: error[invalid-argument-type] Argument to function `dedupe_paths` is incorrect: Expected `list[str]`, found `Unknown | list[bytes | Unknown | int | ... omitted 3 union elements]`
+ lib/spack/spack/detection/path.py:169:33: error[invalid-argument-type] Argument to function `dedupe_paths` is incorrect: Expected `list[str]`, found `Unknown | list[int | str | bytes | ... omitted 3 union elements]`
- lib/spack/spack/llnl/util/filesystem.py:1668:35: error[invalid-argument-type] Argument to function `exists` is incorrect: Expected `int | str | bytes | PathLike[str] | PathLike[bytes]`, found `Sized | Unknown`
+ lib/spack/spack/llnl/util/filesystem.py:1668:35: error[invalid-argument-type] Argument to function `exists` is incorrect: Expected `int | str | bytes | PathLike[str] | PathLike[bytes]`, found `Unknown | Sized`
- lib/spack/spack/llnl/util/filesystem.py:1674:25: error[invalid-argument-type] Argument to function `move` is incorrect: Expected `str | PathLike[str]`, found `Sized | Unknown`
+ lib/spack/spack/llnl/util/filesystem.py:1674:25: error[invalid-argument-type] Argument to function `move` is incorrect: Expected `str | PathLike[str]`, found `Unknown | Sized`

pylox (https://github.com/sco1/pylox)
- pylox/containers/array.py:146:9: error[invalid-assignment] Object of type `deque[None | Unknown]` is not assignable to attribute `fields` of type `dict[Unknown, Unknown]`
+ pylox/containers/array.py:146:9: error[invalid-assignment] Object of type `deque[Unknown | None]` is not assignable to attribute `fields` of type `dict[Unknown, Unknown]`

pydantic (https://github.com/pydantic/pydantic)
- pydantic/_internal/_core_metadata.py:87:54: error[invalid-assignment] Invalid assignment to key "pydantic_js_extra" with declared type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | ((dict[str, int | float | str | ... omitted 3 union elements], type[Any], /) -> None)` on TypedDict `CoreMetadata`: value of type `dict[object, object]`
+ pydantic/_internal/_core_metadata.py:87:54: error[invalid-assignment] Invalid assignment to key "pydantic_js_extra" with declared type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | ((dict[str, Divergent], type[Any], /) -> None)` on TypedDict `CoreMetadata`: value of type `dict[object, object]`
- pydantic/fields.py:949:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:949:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:989:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:989:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1032:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:1032:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1072:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:1072:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1115:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:1115:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1154:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:1154:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1194:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`
+ pydantic/fields.py:1194:5: error[invalid-parameter-default] Default value of type `PydanticUndefinedType` is not assignable to annotated parameter type `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`
- pydantic/fields.py:1573:13: error[invalid-argument-type] Argument is incorrect: Expected `dict[str, int | float | str | ... omitted 3 union elements] | ((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) | None`, found `Top[dict[Unknown, Unknown]] | (((dict[str, int | float | str | ... omitted 3 union elements], /) -> None) & ~Top[dict[Unknown, Unknown]]) | None`
+ pydantic/fields.py:1573:13: error[invalid-argument-type] Argument is incorrect: Expected `dict[str, Divergent] | ((dict[str, Divergent], /) -> None) | None`, found `Top[dict[Unknown, Unknown]] | (((dict[str, Divergent], /) -> None) & ~Top[dict[Unknown, Unknown]]) | None`

meson (https://github.com/mesonbuild/meson)
- mesonbuild/dependencies/cuda.py:137:76: error[invalid-argument-type] Argument to function `version_compare_many` is incorrect: Expected `str`, found `str | None | Unknown`
+ mesonbuild/dependencies/cuda.py:137:76: error[invalid-argument-type] Argument to function `version_compare_many` is incorrect: Expected `str`, found `Unknown | str | None`

prefect (https://github.com/PrefectHQ/prefect)
- src/prefect/deployments/runner.py:1017:70: error[unresolved-attribute] Attribute `__name__` is not defined on `((...) -> Any) & ((*args: object, **kwargs: object) -> object)` in union `Unknown | (((...) -> Any) & ((*args: object, **kwargs: object) -> object))`
+ src/prefect/deployments/runner.py:1017:70: error[unresolved-attribute] Attribute `__name__` is not defined on `(...) -> Any` in union `Unknown | ((...) -> Any)`
+ src/prefect/flow_engine.py:1004:32: error[invalid-await] `Unknown | R@FlowRunEngine | Coroutine[Any, Any, R@FlowRunEngine]` is not awaitable
+ src/prefect/flow_engine.py:1610:24: error[invalid-await] `Unknown | R@AsyncFlowRunEngine | Coroutine[Any, Any, R@AsyncFlowRunEngine]` is not awaitable
- src/prefect/flows.py:286:34: error[unresolved-attribute] Object of type `((**P@Flow) -> R@Flow) & ((*args: object, **kwargs: object) -> object)` has no attribute `__name__`
+ src/prefect/flows.py:286:34: error[unresolved-attribute] Object of type `(**P@Flow) -> R@Flow` has no attribute `__name__`
- src/prefect/flows.py:404:68: error[unresolved-attribute] Object of type `((**P@Flow) -> R@Flow) & ((*args: object, **kwargs: object) -> object)` has no attribute `__name__`
+ src/prefect/flows.py:404:68: error[unresolved-attribute] Object of type `(**P@Flow) -> R@Flow` has no attribute `__name__`
- Found 5926 diagnostics
+ Found 5928 diagnostics

dd-trace-py (https://github.com/DataDog/dd-trace-py)
- ddtrace/debugging/_redaction.py:16:5: error[unsupported-operator] Operator `|` is not supported between objects of type `frozenset[str | Unknown]` and `Unknown | EnvVariable[set[Unknown]]`
+ ddtrace/debugging/_redaction.py:16:5: error[unsupported-operator] Operator `|` is not supported between objects of type `frozenset[Unknown | str]` and `Unknown | EnvVariable[set[Unknown]]`
- scripts/freshvenvs.py:343:69: error[invalid-argument-type] Argument to function `_versions_fully_cover_bounds` is incorrect: Expected `list[str]`, found `list[Unknown | Version] & ~AlwaysFalsy`
+ scripts/freshvenvs.py:343:69: error[invalid-argument-type] Argument to function `_versions_fully_cover_bounds` is incorrect: Expected `list[str]`, found `list[Version | Unknown] & ~AlwaysFalsy`
- tests/tracer/test_span.py:193:29: error[invalid-argument-type] Argument to bound method `set_metric` is incorrect: Expected `int | float`, found `Unknown | None | dict[Unknown, Unknown] | ... omitted 6 union elements`
+ tests/tracer/test_span.py:193:29: error[invalid-argument-type] Argument to bound method `set_metric` is incorrect: Expected `int | float`, found `int | float | complex | ... omitted 6 union elements`

ibis (https://github.com/ibis-project/ibis)
- ibis/selectors.py:333:16: error[invalid-return-type] Return type does not match returned value: expected `frozenset[str]`, found `frozenset[str | Buffer | Unknown]`
+ ibis/selectors.py:333:16: error[invalid-return-type] Return type does not match returned value: expected `frozenset[str]`, found `frozenset[str | Unknown | Buffer]`

pandas (https://github.com/pandas-dev/pandas)
- pandas/core/methods/describe.py:215:21: error[not-iterable] Object of type `Sized | Unknown` may not be iterable
+ pandas/core/methods/describe.py:215:21: error[not-iterable] Object of type `Unknown | Sized` may not be iterable

static-frame (https://github.com/static-frame/static-frame)
- static_frame/test/unit/test_frame_iter.py:1389:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1389:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1397:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1397:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1408:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1408:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1411:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1411:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1431:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1431:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1439:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1439:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1481:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1481:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1489:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1489:13: error[unresolved-attribute] Attribute `to_pairs` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1549:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1549:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1550:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1550:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1553:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1553:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1554:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1554:26: error[unresolved-attribute] Attribute `tolist` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`
- static_frame/test/unit/test_frame_iter.py:1684:29: error[unresolved-attribute] Attribute `shape` is not defined on `tuple[Any, Any]` in union `tuple[Any, Any] | Any`
+ static_frame/test/unit/test_frame_iter.py:1684:29: error[unresolved-attribute] Attribute `shape` is not defined on `tuple[Any, Any]` in union `Any | tuple[Any, Any]`

jax (https://github.com/google/jax)
- jax/_src/pallas/hlo_interpreter.py:433:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `DynamicGridDim | Unknown | int`
+ jax/_src/pallas/hlo_interpreter.py:433:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `Unknown | int | DynamicGridDim`
- jax/_src/pallas/mosaic/interpret/interpret_pallas_call.py:1900:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `DynamicGridDim | Unknown | int`
+ jax/_src/pallas/mosaic/interpret/interpret_pallas_call.py:1900:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `Unknown | int | DynamicGridDim`
- jax/_src/pallas/pallas_call.py:864:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `DynamicGridDim | Unknown | int`
+ jax/_src/pallas/pallas_call.py:864:37: error[invalid-argument-type] Argument is incorrect: Expected `int`, found `Unknown | int | DynamicGridDim`

sympy (https://github.com/sympy/sympy)
- sympy/geometry/tests/test_util.py:128:55: error[invalid-argument-type] Argument to function `subsets` is incorrect: Expected `Sequence[Unknown]`, found `set[Point2D | Unknown]`
+ sympy/geometry/tests/test_util.py:128:55: error[invalid-argument-type] Argument to function `subsets` is incorrect: Expected `Sequence[Unknown]`, found `set[Unknown | Point2D]`
- sympy/matrices/expressions/hadamard.py:81:22: error[invalid-argument-type] Argument to function `validate_matadd_integer` is incorrect: Expected `MatrixExpr`, found `Any | Basic | int | float | complex`
+ sympy/matrices/expressions/hadamard.py:81:22: error[invalid-argument-type] Argument to function `validate_matadd_integer` is incorrect: Expected `MatrixExpr`, found `Basic | int | Any | float | complex`
- sympy/matrices/expressions/kronecker.py:109:16: error[unresolved-attribute] Attribute `is_Identity` is not defined on `Basic`, `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/matrices/expressions/kronecker.py:109:16: error[unresolved-attribute] Attribute `is_Identity` is not defined on `Basic`, `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/matrices/expressions/kronecker.py:110:33: error[unresolved-attribute] Attribute `rows` is not defined on `Basic`, `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/matrices/expressions/kronecker.py:110:33: error[unresolved-attribute] Attribute `rows` is not defined on `Basic`, `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/polys/fields.py:101:24: error[unresolved-attribute] Attribute `as_numer_denom` is not defined on `Basic`, `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/polys/fields.py:101:24: error[unresolved-attribute] Attribute `as_numer_denom` is not defined on `Basic`, `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:472:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:472:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:474:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:474:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:476:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:476:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:478:63: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:478:63: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:480:63: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:480:63: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:482:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:482:61: error[invalid-argument-type] Argument to bound method `poly_ring` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:492:62: error[invalid-argument-type] Argument to bound method `frac_field` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:492:62: error[invalid-argument-type] Argument to bound method `frac_field` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/polys/polyoptions.py:494:62: error[invalid-argument-type] Argument to bound method `frac_field` is incorrect: Expected `str | Expr`, found `Any | Basic | int | float | complex`
+ sympy/polys/polyoptions.py:494:62: error[invalid-argument-type] Argument to bound method `frac_field` is incorrect: Expected `str | Expr`, found `Basic | int | Any | float | complex`
- sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Any | Basic | int | float | complex`
+ sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Basic | int | Any | float | complex`
- sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Any | Basic | int | float | complex`
+ sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Basic | int | Any | float | complex`
- sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Any | Basic | int | float | complex`
+ sympy/series/order.py:269:52: error[invalid-argument-type] Argument to bound method `as_independent` is incorrect: Expected `Basic | type[Basic]`, found `Basic | int | Any | float | complex`
- sympy/series/order.py:287:45: error[unsupported-operator] Unary operator `-` is not supported for object of type `Any | Basic | int | float | complex`
+ sympy/series/order.py:287:45: error[unsupported-operator] Unary operator `-` is not supported for object of type `Basic | int | Any | float | complex`
- sympy/series/order.py:288:48: error[unsupported-operator] Operator `**` is not supported between objects of type `Any | Basic | int | float | complex` and `Basic`
+ sympy/series/order.py:288:48: error[unsupported-operator] Operator `**` is not supported between objects of type `Basic | int | Any | float | complex` and `Basic`
- sympy/series/order.py:291:49: error[unsupported-operator] Unary operator `-` is not supported for object of type `Any | Basic | int | float | complex`
+ sympy/series/order.py:291:49: error[unsupported-operator] Unary operator `-` is not supported for object of type `Basic | int | Any | float | complex`
- sympy/series/order.py:297:53: error[unsupported-operator] Unary operator `-` is not supported for object of type `Any | Basic | int | float | complex`
+ sympy/series/order.py:297:53: error[unsupported-operator] Unary operator `-` is not supported for object of type `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1046:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1046:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1047:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1047:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1048:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1048:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1087:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1087:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1088:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1088:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1089:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1089:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1175:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1175:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1176:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1176:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1177:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1177:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1178:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1178:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1179:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1179:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1213:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1213:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1214:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1214:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1215:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1215:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1216:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1216:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1217:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1217:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1265:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1265:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1266:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1266:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1267:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1267:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1268:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1268:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1269:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1269:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1313:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1313:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1314:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1314:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1315:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1315:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1316:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1316:19: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[Unknown]`, found `Basic | int | Any | float | complex`
- sympy/simplify/hyperexpand.py:1317:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Any | Basic | int | float | complex`
+ sympy/simplify/hyperexpand.py:1317:21: error[invalid-argument-type] Argument to bound method `pop` is incorrect: Expected `SupportsIndex`, found `Basic | int | Any | float | complex`
- sympy/simplify/simplify.py:357:10: error[unsupported-operator] Operator `/` is not supported between two objects of type `Any | Basic | int | float | complex`
+ sympy/simplify/simplify.py:357:10: error[unsupported-operator] Operator `/` is not supported between two objects of type `Basic | int | Any | float | complex`
- sympy/solvers/recurr.py:417:9: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/solvers/recurr.py:417:9: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/solvers/recurr.py:417:9: error[unresolved-attribute] Attribute `expand` is not defined on `Basic` in union `Any | Basic`
+ sympy/solvers/recurr.py:417:9: error[unresolved-attribute] Attribute `expand` is not defined on `Basic` in union `Basic | Any`
- sympy/solvers/recurr.py:421:24: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/solvers/recurr.py:421:24: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/solvers/recurr.py:436:24: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/solvers/recurr.py:436:24: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/solvers/recurr.py:589:23: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/solvers/recurr.py:589:23: error[unresolved-attribute] Attribute `subs` is not defined on `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/tensor/indexed.py:161:79: error[unresolved-attribute] Attribute `is_number` is not defined on `int`, `float`, `complex` in union `Any | Basic | int | float | complex`
+ sympy/tensor/indexed.py:161:79: error[unresolved-attribute] Attribute `is_number` is not defined on `int`, `float`, `complex` in union `Basic | int | Any | float | complex`
- sympy/tensor/indexed.py:169:39: error[invalid-argument-type] Argument to function `__new__` is incorrect: Expected `Basic`, found `Any | Basic | int | float | complex`
+ sympy/tensor/indexed.py:169:39: error[invalid-argument-type] Argument to function `__new__` is incorrect: Expected `Basic`, found `Basic | int | Any | float | complex`

scikit-learn (https://github.com/scikit-learn/scikit-learn)
- sklearn/datasets/_lfw.py:469:60: error[invalid-argument-type] Argument to class `str` is incorrect: Expected `bytes | bytearray`, found `Unknown | str`
+ sklearn/datasets/_lfw.py:469:60: error[invalid-argument-type] Argument to class `str` is incorrect: Expected `bytes | bytearray`, found `str | Unknown`

rotki (https://github.com/rotki/rotki)
- rotkehlchen/tests/unit/test_makerdao.py:170:9: error[invalid-argument-type] Argument is incorrect: Expected `defaultdict[Asset, defaultdict[str, Balance]]`, found `defaultdict[Asset | Unknown, defaultdict[str, Balance] | Balance | Unknown | dict[Unknown | str, Unknown | Balance]]`
+ rotkehlchen/tests/unit/test_makerdao.py:170:9: error[invalid-argument-type] Argument is incorrect: Expected `defaultdict[Asset, defaultdict[str, Balance]]`, found `defaultdict[Asset | Unknown, defaultdict[str, Balance] | Balance | dict[Unknown | str, Unknown | Balance] | Unknown]`
- rotkehlchen/tests/unit/test_makerdao.py:171:9: error[invalid-argument-type] Argument is incorrect: Expected `defaultdict[Asset, defaultdict[str, Balance]]`, found `defaultdict[Asset | Unknown, defaultdict[str, Balance] | Balance | Unknown | dict[Unknown | str, Unknown | Balance]]`
+ rotkehlchen/tests/unit/test_makerdao.py:171:9: error[invalid-argument-type] Argument is incorrect: Expected `defaultdict[Asset, defaultdict[str, Balance]]`, found `defaultdict[Asset | Unknown, defaultdict[str, Balance] | Balance | dict[Unknown | str, Unknown | Balance] | Unknown]`

pandas-stubs (https://github.com/pandas-dev/pandas-stubs)
- tests/indexes/test_categoricalindex.py:14:9: error[type-assertion-failure] Type `CategoricalIndex[str | Unknown]` does not match asserted type `CategoricalIndex[str]`
+ tests/indexes/test_categoricalindex.py:14:9: error[type-assertion-failure] Type `CategoricalIndex[Unknown | str]` does not match asserted type `CategoricalIndex[str]`
- tests/indexes/test_categoricalindex.py:29:11: error[type-assertion-failure] Type `CategoricalIndex[str | Unknown]` does not match asserted type `CategoricalIndex[str]`
+ tests/indexes/test_categoricalindex.py:29:11: error[type-assertion-failure] Type `CategoricalIndex[Unknown | str]` does not match asserted type `CategoricalIndex[str]`
- tests/indexes/test_categoricalindex.py:31:9: error[type-assertion-failure] Type `CategoricalIndex[str | Unknown]` does not match asserted type `CategoricalIndex[str]`
+ tests/indexes/test_categoricalindex.py:31:9: error[type-assertion-failure] Type `CategoricalIndex[Unknown | str]` does not match asserted type `CategoricalIndex[str]`
+ tests/series/test_series.py:2439:9: error[type-assertion-failure] Type `Unknown` does not match asserted type `Series[Timestamp]`
- Found 4691 diagnostics
+ Found 4692 diagnostics

colour (https://github.com/colour-science/colour)
+ colour/utilities/verbose.py:1071:69: error[invalid-argument-type] Argument to function `getattr` is incorrect: Expected `str`, found `(Unknown & ~None) | <class 'str'> | bool`
- colour/utilities/verbose.py:1071:69: error[invalid-argument-type] Argument to function `getattr` is incorrect: Expected `str`, found `bool | (Unknown & ~None) | <class 'str'>`

astral-sh-bot · 2026-02-23T22:08:36Z

Memory usage report

Memory usage unchanged ✅

carljm

Very clear, thank you!

crates/ty_python_semantic/resources/mdtest/protocols.md

Co-authored-by: Carl Meyer <[email protected]>

[ty] expanded/corrected comments for the Python <3.13 Generator spe…

8047d7a

…cial case

oconnor663 assigned carljm Feb 23, 2026

oconnor663 requested review from AlexWaygood, carljm, dcreager, ibraheemdev and sharkdp as code owners February 23, 2026 22:05

oconnor663 mentioned this pull request Feb 23, 2026

[ty]: special-case comparisons of Generator prior to Python 3.13 #23386

Merged

AlexWaygood added testing Related to testing Ruff itself ty Multi-file analysis & type inference labels Feb 23, 2026

carljm approved these changes Feb 23, 2026

View reviewed changes

crates/ty_python_semantic/resources/mdtest/protocols.md Outdated Show resolved Hide resolved

woopsie poopsie

523703c

Co-authored-by: Carl Meyer <[email protected]>

oconnor663 enabled auto-merge (squash) February 23, 2026 23:45

oconnor663 merged commit 7e041f2 into main Feb 23, 2026
49 checks passed

oconnor663 deleted the jack/generator_followup branch February 23, 2026 23:49

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[ty] expanded/corrected comments for the Python <3.13 `Generator` special case#23528

[ty] expanded/corrected comments for the Python <3.13 `Generator` special case#23528
oconnor663 merged 2 commits intomainfrom
jack/generator_followup

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