code: public CandidateList getByLastname(String lastName, String electionYear) throws VoteSmartException, VoteSmartErrorException {
  		return api.query("Candidates.getByLastname", new ArgMap("lastName", lastName, "electionYear", electionYear), CandidateList.class );
  	}
docs: This method grabs a list of candidates according to a lastname match.
  
  @param lastName
  @param electionYear
  @return {@link CandidateList}: list of detailed candidate information.