def METHOD_NAME(extra_normalizer):
    """
    Adding the __sentry_repr__ magic method check in the serializer
    shouldn't mess with how mock works. This broke some stuff when we added
    sentry_repr without the dunders.
    """
    mock = pytest.importorskip("unittest.mock")
    m = mock.Mock()
    extra_normalizer(m)
    assert len(m.mock_calls) == 0