def METHOD_NAME(self):
    versions = mr.list_model_versions(self.MODEL_NAME)
    assert isinstance(versions, list)
    # NOTE: the current version (2.1) is NOT included
    assert len(versions) == 2
    assert any(v.modelVersionName == "1.0" for v in versions)
    assert any(v.modelVersionName == "2.0" for v in versions)