def test_to_python(self): person_es_data = { 'age': 1, 'name': u'2020-01-01T06:00:00', 'uuid': u'foo', } person_es_data2 = person_es_data.copy() S_eg = S() S_original = SBase() eg_person = S_eg.to_python(person_es_data) original_person = S_original.to_python(person_es_data2) # check that both methods operate in place self.assertIs(person_es_data, eg_person) self.assertIs(original_person, person_es_data2) # check equality aside from datetime conversion self.assertIsInstance(eg_person.pop('name'), basestring) self.assertIsInstance(original_person.pop('name'), datetime) self.assertEqual(eg_person, original_person)