def testEmpty(self):
        r = plivohelper.Response()
        r.append(plivohelper.GetDigits())
        r = self.strip(r)
        self.assertEquals(r, '<Response><GetDigits/></Response>')
Get all the score function subject arguments from the XML data.
dataset/ETHPy150Open plivo/plivohelper-python/tests/test_restxml.py/TestGetDigits.testEmpty--crossover with--dataset/ETHPy150Open PublicMapping/DistrictBuilder/django/publicmapping/redistricting/__init__.py/StoredConfig.filter_function_score_arguments