def test_fallback_language(self):
        x = SimpleModel()
        x.set_current_language(self.conf_fallback)
        x.tr_title = "TITLE_FALLBACK"

        x.set_current_language(self.other_lang1)
        x.tr_title = 'TITLE_XX'
        x.save()

        with translation.override(self.other_lang2):
            x = SimpleModel.objects.get(pk=x.pk)
            self.assertEqual(x.tr_title, 'TITLE_FALLBACK')
Test whether the fallback language will be returned.
dataset/ETHPy150Open edoburu/django-parler/parler/tests/test_model_attributes.py/ModelAttributeTests.test_fallback_language