Testing reports the following warning with Python 3.9.16:
tests/test_core.py::test_cannot_subscript[[1][:,:]]
<string>:1: SyntaxWarning: list indices must be integers or slices, not tuple; perhaps you missed a comma?
-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
Testing reports the following warning with Python 3.9.16: