def __repr__(self):
        return "<NamedRequirements({}{})>".format(
            self.name,
            ", filename='{}'".format(self.filename.name) if self.filename
            else "")
def test_base_class_init_raises_error(self):
        with self.assertRaisesRegex(
            NotImplementedError,
            'Subclasses of BaseVoiceoverApplication should implement '
            '__init__.'):
            suggestion_registry.BaseVoiceoverApplication()