Refine Wheatstone Bridge explanation - #14031

sorts/benchmark_sorts.py:41:58: invalid-assignment: Object of type `dict[str, ((list[int], /) -> Sequence[int]) | ([T](arr: list[T]) -> list[T]) | ([T](lst: list[T]) -> list[T]) | ([T](unsorted: list[T]) -> list[T]) | ([T](collection: list[T]) -> list[T])]` is not assignable to `dict[str, (list[int], /) -> Sequence[int]]` sorts/benchmark_sorts.py:41:8: Declared type info: element `[T](arr: list[T]) -> list[T]` of union `((list[int], /) -> Sequence[int]) | ([T](arr: list[T]) -> list[T]) | ([T](lst: list[T]) -> list[T]) | ([T](unsorted: list[T]) -> list[T]) | ([T](collection: list[T]) -> list[T])` is not assignable to `(list[int], /) -> Sequence[int]` info: └── the first parameter has an incompatible type: `list[int]` is not assignable to `list[T@cocktail_shaker_sort]` info: └── type `int` is not assignable to protocol `Comparable` info: └── protocol member `__lt__` is incompatible info: └── parameter `other` has an incompatible type: `object` is not assignable to `int`

scripts/validate_solutions.py:34:5: unresolved-attribute: Attribute `loader` is not defined on `None` in union `ModuleSpec | None`

scripts/validate_solutions.py:34:5: unresolved-attribute: Attribute `exec_module` is not defined on `None` in union `Loader | None`

scripts/validate_solutions.py:33:46: invalid-argument-type: Argument to function `module_from_spec` is incorrect: Expected `ModuleSpec`, found `ModuleSpec | None` info: element `None` of union `ModuleSpec | None` is not assignable to `ModuleSpec` stdlib/_frozen_importlib.pyi:45:5: info: Function defined here stdlib/_frozen_importlib.pyi:45:22: Parameter declared here

scripts/validate_solutions.py:19:8: unresolved-import: Cannot resolve imported module `pytest` info: Searched in the following paths during module resolution: info: 1. vendored://stdlib (stdlib typeshed stubs vendored by ty) info: 2. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib/python3.14/site-packages (site-packages) info: 3. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib64/python3.14/site-packages (site-packages) info: 4. /home/runner/work/Python/Python/.venv/lib/python3.14/site-packages (site-packages) info: 5. /home/runner/work/Python/Python/.venv/lib64/python3.14/site-packages (site-packages) info: make sure your Python environment is properly configured: https://docs.astral.sh/ty/modules/#python-environment

maths/trailing_zeroes.py:33:9: invalid-assignment: Object of type `float` is not assignable to `int` maths/trailing_zeroes.py:6:26: Declared type

maths/test_factorial.py:10:6: unresolved-import: Cannot resolve imported module `maths.factorial` info: Searched in the following paths during module resolution: info: 1. vendored://stdlib (stdlib typeshed stubs vendored by ty) info: 2. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib/python3.14/site-packages (site-packages) info: 3. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib64/python3.14/site-packages (site-packages) info: 4. /home/runner/work/Python/Python/.venv/lib/python3.14/site-packages (site-packages) info: 5. /home/runner/work/Python/Python/.venv/lib64/python3.14/site-packages (site-packages) info: make sure your Python environment is properly configured: https://docs.astral.sh/ty/modules/#python-environment

maths/test_factorial.py:8:8: unresolved-import: Cannot resolve imported module `pytest` info: Searched in the following paths during module resolution: info: 1. vendored://stdlib (stdlib typeshed stubs vendored by ty) info: 2. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib/python3.14/site-packages (site-packages) info: 3. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib64/python3.14/site-packages (site-packages) info: 4. /home/runner/work/Python/Python/.venv/lib/python3.14/site-packages (site-packages) info: 5. /home/runner/work/Python/Python/.venv/lib64/python3.14/site-packages (site-packages) info: make sure your Python environment is properly configured: https://docs.astral.sh/ty/modules/#python-environment

maths/test_abs.py:10:6: unresolved-import: Cannot resolve imported module `maths.abs` info: Searched in the following paths during module resolution: info: 1. vendored://stdlib (stdlib typeshed stubs vendored by ty) info: 2. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib/python3.14/site-packages (site-packages) info: 3. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib64/python3.14/site-packages (site-packages) info: 4. /home/runner/work/Python/Python/.venv/lib/python3.14/site-packages (site-packages) info: 5. /home/runner/work/Python/Python/.venv/lib64/python3.14/site-packages (site-packages) info: make sure your Python environment is properly configured: https://docs.astral.sh/ty/modules/#python-environment

maths/test_abs.py:8:8: unresolved-import: Cannot resolve imported module `pytest` info: Searched in the following paths during module resolution: info: 1. vendored://stdlib (stdlib typeshed stubs vendored by ty) info: 2. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib/python3.14/site-packages (site-packages) info: 3. /home/runner/work/_temp/setup-uv-cache/builds-v0/.tmpY8YdAQ/lib64/python3.14/site-packages (site-packages) info: 4. /home/runner/work/Python/Python/.venv/lib/python3.14/site-packages (site-packages) info: 5. /home/runner/work/Python/Python/.venv/lib64/python3.14/site-packages (site-packages) info: make sure your Python environment is properly configured: https://docs.astral.sh/ty/modules/#python-environment

web_programming/current_weather.py:33:8: redundant-condition: Object of type `Literal[""]` is always falsy

web_programming/current_weather.py:27:8: redundant-condition: Object of type `Literal[""]` is always falsy

matrix/matrix_operation.py:44:13: redundant-condition: Expression `_verify_matrix_sizes(matrix_a, matrix_b)` is always truthy (has type `tuple[tuple[int, int], tuple[int, int]]`)