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[ty] Fix return type of assert_never#23389

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sharkdp merged 1 commit intomainfrom
david/assert_never-return-type
Feb 18, 2026
Merged

[ty] Fix return type of assert_never#23389
sharkdp merged 1 commit intomainfrom
david/assert_never-return-type

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@sharkdp sharkdp commented Feb 18, 2026

Summary

The return type of assert_never should be Never.

Test Plan

New Markdown tests.

@sharkdp sharkdp added ty Multi-file analysis & type inference ecosystem-analyzer labels Feb 18, 2026
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astral-sh-bot bot commented Feb 18, 2026

Typing conformance results

No changes detected ✅

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astral-sh-bot bot commented Feb 18, 2026

mypy_primer results

Changes were detected when running on open source projects 
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[int | str | bytes | ... 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 | Unknown | str | ... omitted 3 union elements]`

aiortc (https://github.com/aiortc/aiortc)
- src/aiortc/sdp.py:446:52: error[invalid-argument-type] Argument is incorrect: Expected `str`, found `None | Unknown | str`
+ src/aiortc/sdp.py:446:52: error[invalid-argument-type] Argument is incorrect: Expected `str`, found `None | str | Unknown`

pylint (https://github.com/pycqa/pylint)
- pylint/checkers/refactoring/implicit_booleaness_checker.py:219:24: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `str | Unknown`
+ pylint/checkers/refactoring/implicit_booleaness_checker.py:219:24: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `Unknown | str`
- pylint/checkers/refactoring/implicit_booleaness_checker.py:219:62: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `str | Unknown`
+ pylint/checkers/refactoring/implicit_booleaness_checker.py:219:62: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `Unknown | str`
- pylint/checkers/refactoring/implicit_booleaness_checker.py:222:27: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `str | (Unknown & ~None)`
+ pylint/checkers/refactoring/implicit_booleaness_checker.py:222:27: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `(Unknown & ~None) | str`
- pylint/checkers/refactoring/implicit_booleaness_checker.py:236:29: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `str | Unknown`
+ pylint/checkers/refactoring/implicit_booleaness_checker.py:236:29: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `Unknown | str`
- pylint/checkers/refactoring/implicit_booleaness_checker.py:239:29: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `str | Unknown`
+ pylint/checkers/refactoring/implicit_booleaness_checker.py:239:29: error[unresolved-attribute] Attribute `as_string` is not defined on `str` in union `Unknown | str`

Expression (https://github.com/cognitedata/Expression)
+ tests/test_compose.py:21:16: error[invalid-assignment] Object of type `(Never, /) -> Never` is not assignable to `(int, /) -> int`
- Found 204 diagnostics
+ Found 205 diagnostics

vision (https://github.com/pytorch/vision)
- test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `list[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1543:49: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `list[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1597:13: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1684:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Number | Sequence[Unknown]`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Sequence[int | float] | None`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`
- test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | tuple[int, int, int, int] | int | tuple[int | float, int | float]`
+ test/test_transforms_v2.py:1739:45: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `InterpolationMode | int`, found `Unknown | int | tuple[int | float, int | float] | tuple[int, int, int, int]`

cloud-init (https://github.com/canonical/cloud-init)
- tests/unittests/distros/test_user_data_normalize.py:24:31: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `dict[Unknown, Unknown]`, found `Unknown | bool | list[Unknown] | ... omitted 3 union elements`
+ tests/unittests/distros/test_user_data_normalize.py:24:31: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `dict[Unknown, Unknown]`, found `Unknown | dict[Unknown | str, Unknown | str] | str | ... omitted 3 union elements`
- tests/unittests/sources/test_gce.py:71:31: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `dict[Unknown, Unknown]`, found `Unknown | bool | list[Unknown] | ... omitted 3 union elements`
+ tests/unittests/sources/test_gce.py:71:31: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `dict[Unknown, Unknown]`, found `Unknown | dict[Unknown | str, Unknown | str] | str | ... omitted 3 union elements`

prefect (https://github.com/PrefectHQ/prefect)
- src/prefect/input/run_input.py:672:20: error[invalid-return-type] Return type does not match returned value: expected `T@GetAutomaticInputHandler | AutomaticRunInput[T@GetAutomaticInputHandler]`, found `T@GetAutomaticInputHandler | AutomaticRunInput[T@GetAutomaticInputHandler] | Coroutine[Any, Any, T@GetAutomaticInputHandler | AutomaticRunInput[T@GetAutomaticInputHandler]]`
+ src/prefect/input/run_input.py:672:20: error[invalid-return-type] Return type does not match returned value: expected `T@GetAutomaticInputHandler | AutomaticRunInput[T@GetAutomaticInputHandler]`, found `Unknown | Coroutine[Any, Any, Unknown]`

scikit-build-core (https://github.com/scikit-build/scikit-build-core)
+ src/scikit_build_core/build/wheel.py:99:20: error[no-matching-overload] No overload of bound method `__init__` matches arguments
- Found 51 diagnostics
+ Found 52 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[Unknown | str]` and `Unknown | EnvVariable[set[Unknown]]`
+ 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]]`
- 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 `int | Unknown | None | ... 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`

bokeh (https://github.com/bokeh/bokeh)
- src/bokeh/layouts.py:670:21: error[invalid-argument-type] Argument to bound method `__init__` is incorrect: Expected `Iterable[L@_parse_children_arg]`, found `tuple[L@_parse_children_arg | list[L@_parse_children_arg], ...]`
+ src/bokeh/layouts.py:670:16: error[invalid-return-type] Return type does not match returned value: expected `list[L@_parse_children_arg]`, found `list[L@_parse_children_arg | list[L@_parse_children_arg]]`

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[Unknown | str | Buffer]`
+ 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:428:13: error[invalid-assignment] Object of type `frozenset[Unknown | str]` is not assignable to `tuple[str | Column, ...]`
+ ibis/selectors.py:428:13: error[invalid-assignment] Object of type `frozenset[str | Unknown]` is not assignable to `tuple[str | Column, ...]`

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

scikit-learn (https://github.com/scikit-learn/scikit-learn)
- sklearn/externals/array_api_compat/common/_linalg.py:113:15: error[unresolved-attribute] Attribute `max` is not defined on `tuple[Any, ...]` in union `tuple[Any, ...] | Any`
+ sklearn/externals/array_api_compat/common/_linalg.py:113:15: error[unresolved-attribute] Attribute `max` is not defined on `tuple[Any, ...]` in union `Any | tuple[Any, ...]`
- sklearn/externals/array_api_compat/common/_linalg.py:113:76: error[unresolved-attribute] Attribute `dtype` is not defined on `tuple[Any, ...]` in union `tuple[Any, ...] | Any`
+ sklearn/externals/array_api_compat/common/_linalg.py:113:76: error[unresolved-attribute] Attribute `dtype` is not defined on `tuple[Any, ...]` in union `Any | tuple[Any, ...]`
- sklearn/externals/array_api_compat/common/_linalg.py:117:15: error[unresolved-attribute] Attribute `max` is not defined on `tuple[Any, ...]` in union `tuple[Any, ...] | Any`
+ sklearn/externals/array_api_compat/common/_linalg.py:117:15: error[unresolved-attribute] Attribute `max` is not defined on `tuple[Any, ...]` in union `Any | tuple[Any, ...]`
- sklearn/utils/tests/test_multiclass.py:399:27: error[unresolved-attribute] Attribute `toarray` is not defined on `list[Unknown | list[Unknown | int]] & SparseABC`, `ndarray[tuple[Any, ...], dtype[Any]] & SparseABC`, `_NotAnArray & SparseABC`, `list[Unknown | int] & SparseABC`, `list[Unknown | str] & SparseABC`, `list[Unknown | list[Unknown | str]] & SparseABC`, `list[Unknown] & SparseABC`, `list[Unknown | int | float] & SparseABC`, `list[Unknown | list[Unknown]] & SparseABC`, `list[Unknown | tuple[()]] & SparseABC`, `list[Unknown | ndarray[tuple[Any, ...], dtype[Unknown]]] & SparseABC`, `list[Unknown | set[Unknown | int]] & SparseABC`, `list[Unknown | frozenset[int | Unknown]] & SparseABC`, `list[Unknown | dict[Unknown | int, Unknown | str]] & SparseABC` in union `(Unknown & SparseABC) | (list[Unknown | list[Unknown | int]] & SparseABC) | (ndarray[tuple[Any, ...], dtype[Any]] & SparseABC) | ... omitted 12 union elements`
+ sklearn/utils/tests/test_multiclass.py:399:27: error[unresolved-attribute] Attribute `toarray` is not defined on `list[Unknown | list[Unknown | int]] & SparseABC`, `ndarray[tuple[Any, ...], dtype[Any]] & SparseABC`, `_NotAnArray & SparseABC`, `list[Unknown | int] & SparseABC`, `list[Unknown | str] & SparseABC`, `list[Unknown | list[Unknown | str]] & SparseABC`, `list[Unknown] & SparseABC`, `list[Unknown | int | float] & SparseABC`, `list[Unknown | list[Unknown]] & SparseABC`, `list[Unknown | tuple[()]] & SparseABC`, `list[Unknown | ndarray[tuple[Any, ...], dtype[Unknown]]] & SparseABC`, `list[Unknown | set[Unknown | int]] & SparseABC`, `list[Unknown | frozenset[Unknown | int]] & SparseABC`, `list[Unknown | dict[Unknown | int, Unknown | str]] & SparseABC` in union `(Unknown & SparseABC) | (list[Unknown | list[Unknown | int]] & SparseABC) | (ndarray[tuple[Any, ...], dtype[Any]] & SparseABC) | ... omitted 12 union elements`

sympy (https://github.com/sympy/sympy)
- sympy/algebras/tests/test_quaternion.py:75:10: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/algebras/tests/test_quaternion.py:75:10: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/algebras/tests/test_quaternion.py:422:33: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/codegen/tests/test_matrix_nodes.py:27:21: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/geometry/point.py:1295:25: error[unresolved-attribute] Attribute `tolist` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/geometry/point.py:1295:25: error[unresolved-attribute] Attribute `tolist` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/integrals/prde.py:89:11: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `Unknown | int`
+ sympy/integrals/prde.py:89:11: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `int | Unknown`
- sympy/integrals/prde.py:89:61: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `Unknown | int`
+ sympy/integrals/prde.py:89:61: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `int | Unknown`
- sympy/integrals/prde.py:90:10: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `Unknown | int`
+ sympy/integrals/prde.py:90:10: error[unresolved-attribute] Attribute `as_poly` is not defined on `int` in union `int | Unknown`
- sympy/integrals/tests/test_heurisch.py:389:17: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/integrals/tests/test_heurisch.py:390:26: error[not-subscriptable] Cannot subscript object of type `Expr` with no `__getitem__` method
+ sympy/matrices/decompositions.py:1321:16: error[unresolved-attribute] Attribute `diagonalize` is not defined on `Expr` in union `MatrixBase | Expr`
+ sympy/matrices/decompositions.py:1336:16: error[unresolved-attribute] Attribute `diagonalize` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/decompositions.py:1321:16: error[unresolved-attribute] Attribute `diagonalize` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/decompositions.py:1334:13: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MatrixBase`
- sympy/matrices/decompositions.py:1336:16: error[unresolved-attribute] Attribute `diagonalize` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/decompositions.py:1348:13: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MatrixBase`
- sympy/matrices/decompositions.py:1350:12: error[invalid-return-type] Return type does not match returned value: expected `tuple[Tmat@_singular_value_decomposition, Tmat@_singular_value_decomposition, Tmat@_singular_value_decomposition]`, found `tuple[Unknown | MatrixBase, MatrixBase, MatrixBase | Unknown]`
+ sympy/matrices/decompositions.py:1350:12: error[invalid-return-type] Return type does not match returned value: expected `tuple[Tmat@_singular_value_decomposition, Tmat@_singular_value_decomposition, Tmat@_singular_value_decomposition]`, found `tuple[MatrixBase | Expr | Unknown, MatrixBase, MatrixBase | Expr | Unknown]`
- sympy/matrices/eigen.py:328:22: error[invalid-argument-type] Argument to bound method `_as_type` is incorrect: Expected `MatrixBase`, found `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown`
- sympy/matrices/eigen.py:1202:37: error[unresolved-attribute] Object of type `T2'return@call_highest_priority | T1'return@call_highest_priority` has no attribute `pow`
- 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 | float | complex | Any`
- 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 | float | complex | Any`
- 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 | float | complex | Any`
- sympy/matrices/expressions/tests/test_blockmatrix.py:235:13: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/expressions/tests/test_blockmatrix.py:235:33: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/expressions/tests/test_blockmatrix.py:235:53: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/expressions/tests/test_blockmatrix.py:459:12: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/expressions/tests/test_derivatives.py:551:26: error[unsupported-operator] Operator `+` is not supported between two objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/expressions/tests/test_matadd.py:36:12: error[unsupported-operator] Operator `+` is not supported between objects of type `MatrixBase` and `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/expressions/tests/test_matmul.py:158:68: error[unresolved-attribute] Attribute `as_explicit` is not defined on `Expr` in union `MatrixBase | Expr`
+ sympy/matrices/expressions/tests/test_permutation.py:27:12: error[unresolved-attribute] Attribute `as_explicit` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/expressions/tests/test_matmul.py:158:68: error[unresolved-attribute] Attribute `as_explicit` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/expressions/tests/test_matpow.py:123:46: error[unsupported-operator] Operator `**` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Literal[2]`
- sympy/matrices/expressions/tests/test_matpow.py:124:47: error[unsupported-operator] Operator `+` is not supported between two objects of type `ImmutableDenseMatrix`
- sympy/matrices/expressions/tests/test_permutation.py:27:12: error[unresolved-attribute] Attribute `as_explicit` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/inverse.py:384:11: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MatrixBase`
- sympy/matrices/inverse.py:392:11: error[unsupported-operator] Unary operator `-` is not supported for object of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/inverse.py:393:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MatrixBase | Expr`
- sympy/matrices/inverse.py:393:22: error[unsupported-operator] Unary operator `-` is not supported for object of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/matrixbase.py:979:18: error[unsupported-operator] Operator `+` is not supported between two objects of type `Self@_eval_wilkinson`
- sympy/matrices/matrixbase.py:2955:13: error[unsupported-operator] Operator `*=` is not supported between objects of type `T2'return@call_highest_priority` and `Self@_eval_pow_by_cayley`
- sympy/matrices/matrixbase.py:2955:13: error[unsupported-operator] Operator `*=` is not supported between objects of type `T1'return@call_highest_priority` and `Self@_eval_pow_by_cayley`
- sympy/matrices/matrixbase.py:2957:16: error[invalid-return-type] Return type does not match returned value: expected `Self@_eval_pow_by_cayley`, found `Self@_eval_pow_by_cayley | T2'return@call_highest_priority | T1'return@call_highest_priority | Unknown`
- sympy/matrices/matrixbase.py:3046:5: error[invalid-argument-type] Argument is incorrect: Expected `(T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr, T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr, /) -> T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`, found `Overload[[Self](self, other: Self) -> Self, (self, other: MatrixBase) -> MatrixBase, (self, other: Expr) -> MatrixBase]`
+ sympy/matrices/matrixbase.py:3046:5: error[invalid-argument-type] Argument is incorrect: Expected `(MatrixBase, MatrixBase | Expr, /) -> MatrixBase | Expr`, found `Overload[[Self](self, other: Self) -> Self, (self, other: MatrixBase) -> MatrixBase, (self, other: Expr) -> MatrixBase]`
- sympy/matrices/matrixbase.py:3256:16: error[invalid-return-type] Return type does not match returned value: expected `MatrixBase`, found `T2'return@call_highest_priority | T1'return@call_highest_priority`
- sympy/matrices/matrixbase.py:3256:29: error[invalid-argument-type] Argument is incorrect: Expected `T2'return@call_highest_priority | T1'return@call_highest_priority`, found `MatrixBase`
- sympy/matrices/matrixbase.py:3310:16: error[unsupported-operator] Operator `+` is not supported between two objects of type `MatrixBase`
- sympy/matrices/matrixbase.py:3314:16: error[invalid-return-type] Return type does not match returned value: expected `Tmat@__sub__`, found `MatrixBase`
- sympy/matrices/matrixbase.py:3944:39: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/matrixbase.py:3944:39: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/matrixbase.py:4386:16: error[unsupported-operator] Operator `+` is not supported between two objects of type `Self@add`
- sympy/matrices/matrixbase.py:4640:16: error[invalid-return-type] Return type does not match returned value: expected `Self@D`, found `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/matrixbase.py:4640:16: error[invalid-return-type] Return type does not match returned value: expected `Self@D`, found `MatrixBase | Expr`
- sympy/matrices/matrixbase.py:4748:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/matrixbase.py:4748:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/matrixbase.py:4922:13: error[unsupported-operator] Operator `*=` is not supported between objects of type `T2'return@call_highest_priority` and `Self@analytic_func`
- sympy/matrices/matrixbase.py:4922:13: error[unsupported-operator] Operator `*=` is not supported between objects of type `T1'return@call_highest_priority` and `Self@analytic_func`
- sympy/matrices/matrixbase.py:4923:16: error[invalid-return-type] Return type does not match returned value: expected `Self@analytic_func`, found `Self@analytic_func | T2'return@call_highest_priority | T1'return@call_highest_priority | Unknown`
- sympy/matrices/matrixbase.py:5073:28: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Self@log`
- sympy/matrices/matrixbase.py:5076:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Self@log`
+ sympy/matrices/matrixbase.py:5073:28: error[invalid-argument-type] Argument is incorrect: Expected `Self@log`, found `MatrixBase | Expr | Unknown`
+ sympy/matrices/matrixbase.py:5078:16: error[invalid-return-type] Return type does not match returned value: expected `Self@log`, found `MatrixBase | Expr | Unknown`
- sympy/matrices/repmatrix.py:321:17: error[unsupported-operator] Operator `-` is not supported between two objects of type `Self@_eval_is_symmetric`
- sympy/matrices/solvers.py:637:27: error[invalid-argument-type] Argument to bound method `vstack` is incorrect: Argument type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown` does not satisfy upper bound `MatrixBase` of type variable `Self`
- sympy/matrices/solvers.py:637:27: error[invalid-argument-type] Argument to bound method `vstack` is incorrect: Expected `Tmat@_gauss_jordan_solve`, found `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown`
- sympy/matrices/solvers.py:741:12: error[invalid-return-type] Return type does not match returned value: expected `Tmat@_pinv_solve`, found `T2'return@call_highest_priority | T1'return@call_highest_priority`
- sympy/matrices/solvers.py:976:16: error[unresolved-attribute] Attribute `solve` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/solvers.py:976:16: error[unresolved-attribute] Attribute `solve` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/solvers.py:976:30: error[invalid-argument-type] Argument to bound method `solve` is incorrect: Argument type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` does not satisfy upper bound `MatrixBase` of type variable `Self`
+ sympy/matrices/solvers.py:976:30: error[invalid-argument-type] Argument to bound method `solve` is incorrect: Argument type `MatrixBase | Expr` does not satisfy upper bound `MatrixBase` of type variable `Self`
- sympy/matrices/solvers.py:976:30: error[invalid-argument-type] Argument to bound method `solve` is incorrect: Expected `MatrixBase`, found `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/solvers.py:976:30: error[invalid-argument-type] Argument to bound method `solve` is incorrect: Expected `MatrixBase`, found `MatrixBase | Expr`
- sympy/matrices/sparse.py:417:16: error[unresolved-attribute] Attribute `inv` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/sparse.py:417:16: error[unresolved-attribute] Attribute `inv` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_commonmatrix.py:1249:31: error[unsupported-operator] Operator `+` is not supported between objects of type `MutableDenseMatrix` and `ImmutableDenseNDimArray`
- sympy/matrices/tests/test_decompositions.py:23:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:23:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:32:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:32:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:42:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:42:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:51:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:51:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:57:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:57:12: error[unresolved-attribute] Attribute `permute_rows` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:77:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:84:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:90:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:103:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:110:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:123:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:131:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:131:12: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:288:10: error[unresolved-attribute] Attribute `applyfunc` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:288:10: error[unresolved-attribute] Attribute `applyfunc` is not defined on `Expr` in union `MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:393:16: error[no-matching-overload] No overload of function `simplify` matches arguments
+ sympy/matrices/tests/test_decompositions.py:394:16: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:290:13: error[unsupported-operator] Operator `-` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:345:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:348:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:355:23: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:393:25: error[unsupported-operator] Operator `*` is not supported between objects of type `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Unknown | MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:394:25: error[unsupported-operator] Operator `*` is not supported between objects of type `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Unknown | MutableDenseMatrix`
- sympy/matrices/tests/test_decompositions.py:395:16: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:395:16: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:396:16: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_decompositions.py:396:16: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_decompositions.py:439:22: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:439:13: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:451:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:451:12: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:464:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:464:12: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:475:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:475:12: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_decompositions.py:488:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_decompositions.py:488:12: error[no-matching-overload] No overload of function `simplify` matches arguments
+ sympy/matrices/tests/test_eigen.py:477:12: error[no-matching-overload] No overload of function `simplify` matches arguments
+ sympy/matrices/tests/test_eigen.py:492:12: error[unresolved-attribute] Attribute `applyfunc` is not defined on `Expr` in union `MatrixBase | Expr | Unknown`
- sympy/matrices/tests/test_eigen.py:257:16: error[unresolved-attribute] Attribute `n` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
- sympy/matrices/tests/test_eigen.py:306:14: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `ImmutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:307:14: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:322:15: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `ImmutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:323:15: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:364:14: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `ImmutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:365:14: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:380:15: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `ImmutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:381:15: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:405:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:477:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:492:13: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_eigen.py:793:19: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_immutable.py:105:23: error[unsupported-operator] Operator `+` is not supported between two objects of type `ImmutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:121:12: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:123:32: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:141:12: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:201:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:201:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:202:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:202:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:203:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:203:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:204:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:204:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:205:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:205:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:206:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:206:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:213:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:213:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:214:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:214:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:215:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:215:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:216:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:216:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:217:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:217:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:218:16: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:218:16: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrices.py:221:40: error[invalid-argument-type] Argument to bound method `multiply_elementwise` is incorrect: Expected `MatrixBase`, found `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:221:40: error[invalid-argument-type] Argument to bound method `multiply_elementwise` is incorrect: Expected `MatrixBase`, found `MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:394:16: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
+ sympy/matrices/tests/test_matrices.py:1739:12: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_matrices.py:1581:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1587:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1594:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1599:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1607:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1616:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:1739:21: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2179:22: error[unsupported-operator] Operator `+` is not supported between two objects of type `Unknown | MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2207:26: error[unsupported-operator] Operator `+` is not supported between two objects of type `Unknown | MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2557:12: error[unsupported-operator] Operator `*` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2680:25: error[unsupported-operator] Operator `*` is not supported between objects of type `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Unknown | MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2681:25: error[unsupported-operator] Operator `*` is not supported between objects of type `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr` and `Unknown | MutableDenseMatrix`
+ sympy/matrices/tests/test_matrices.py:2680:16: error[no-matching-overload] No overload of function `simplify` matches arguments
+ sympy/matrices/tests/test_matrices.py:2681:16: error[no-matching-overload] No overload of function `simplify` matches arguments
- sympy/matrices/tests/test_matrices.py:2682:16: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:2682:16: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:2683:16: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:2683:16: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:2728:16: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:2728:16: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:2746:25: error[unresolved-attribute] Attribute `H` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `Unknown | T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:2746:25: error[unresolved-attribute] Attribute `H` is not defined on `Expr` in union `Unknown | MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:2908:21: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2921:13: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2936:13: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2937:13: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:2948:14: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:3055:33: error[unresolved-attribute] Attribute `analytic_func` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:3055:33: error[unresolved-attribute] Attribute `analytic_func` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:3071:60: error[unresolved-attribute] Attribute `exp` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority`, `Expr` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Expr`
+ sympy/matrices/tests/test_matrices.py:3071:60: error[unresolved-attribute] Attribute `exp` is not defined on `Expr` in union `MatrixBase | Expr`
- sympy/matrices/tests/test_matrices.py:3471:21: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrices.py:3477:12: error[unresolved-attribute] Attribute `rank` is not defined on `T2'return@call_highest_priority`, `T1'return@call_highest_priority` in union `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown`
- sympy/matrices/tests/test_matrices.py:3478:13: error[unsupported-operator] Operator `**` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown` and `Literal[2]`
- sympy/matrices/tests/test_matrices.py:3479:13: error[unsupported-operator] Operator `**` is not supported between objects of type `T2'return@call_highest_priority | T1'return@call_highest_priority | MatrixBase | Unknown` and `Literal[3]`
- sympy/matrices/tests/test_matrixbase.py:491:12: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:493:32: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:544:12: error[unsupported-operator] Operator `-` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:823:31: error[unsupported-operator] Operator `+` is not supported between objects of type `MutableDenseMatrix` and `ImmutableDenseNDimArray`
- sympy/matrices/tests/test_matrixbase.py:876:12: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:878:32: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:900:12: error[unsupported-operator] Operator `+` is not supported between two objects of type `MutableDenseMatrix`
- sympy/matrices/tests/test_matrixbase.py:963:12: error[not-subscriptable] Cannot subscript object of type `T2'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/tests/test_matrixbase.py:963:12: error[not-subscriptable] Cannot subscript object of type `T1'return@call_highest_priority` with no `__getitem__` method
- sympy/matrices/test

... (truncated 325 lines) ...

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astral-sh-bot bot commented Feb 18, 2026

Memory usage report

Memory usage unchanged ✅

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astral-sh-bot bot commented Feb 18, 2026

ecosystem-analyzer results

Lint rule Added Removed Changed
invalid-assignment 0 0 1
Total 0 0 1

Full report with detailed diff (timing results)

@sharkdp sharkdp merged commit e4ab161 into main Feb 18, 2026
52 checks passed
@sharkdp sharkdp deleted the david/assert_never-return-type branch February 18, 2026 09:24
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@AlexWaygood AlexWaygood AlexWaygood approved these changes

@carljm carljm Awaiting requested review from carljm carljm is a code owner

@dcreager dcreager Awaiting requested review from dcreager dcreager is a code owner

@ibraheemdev ibraheemdev Awaiting requested review from ibraheemdev ibraheemdev is a code owner

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