code: def results(self, job_id):
          
          resp = self._call(endpoint='download', data={'job_id': job_id})
          Row = namedtuple('Row', ['email', 'result_text_code'])
          for line in resp:
              row = Row(*line.decode('utf-8').split(','))
              yield VerifiedEmail.from_text_code(row.email, row.result_text_code)
docs: Yield the result of a completed bulk verification job.
          :param int job_id: ID of a job to retrieve the results for.
          :yields: The next VerifiedEmail objects.