def test_versions_are_the_same() -> None:
    """Test for consistent version number across all modules."""
    mods = modules.list_modules(include_parent=True)
    versions = {m.name: m.version for m in mods}
    assert len(set(versions.values())) == 1, f"Versions should be the same, instead: \n{versions}"
Test for consistent version number across all modules.
dev_tools/version_test.py