code: def gather_and_vote(self, voting_method, validate=False, winners=1,
                          **kwargs):
          
          self.gather_candidates()
          if validate:
              self.validate_candidates()
          self.gather_votes()
          r = self.compute_results(voting_method, self.votes, winners=winners,
                                   **kwargs)
          return r
docs: Convenience function to gathering candidates and votes and
          performing voting using them.
  
          Additional ``**kwargs`` are passed down to voting method.
  
          :param voting_method:
              The voting method to use, see
              :meth:`~creamas.vote.VoteOrganizer.compute_results` for details.
          :param bool validate: Validate gathered candidates before voting.
          :param int winners: The number of vote winners
  
          :returns: Winner(s) of the vote.