vote_method_map = {'ABSENTEE ONESTOP': 'Early', 'IN-PERSON': 'Election Day', 'ABSENTEE BY MAIL': 'Early', 'ABSENTEE CURBSIDE': 'Early', 'TRANSFER': 'Other', 'PROVISIONAL': 'Other', 'CURBSIDE': 'Election Day', 'No Vote': 'No Vote'} df['vote_method_cat'] = df['voting_method'].map(vote_method_map)