old_contents: from django.core.urlresolvers import reverse
  from django.conf import settings
  from django.http import HttpResponseRedirect
  
  from slugify import slugify
  
  from ..election_specific import AREA_POST_DATA
  from ..models import (
      PopItPerson, membership_covers_date
  )
  
  def get_redirect_to_post(election, post_data):
      short_post_label = AREA_POST_DATA.shorten_post_label(
          election, post_data['label']
      )
      return HttpResponseRedirect(
          reverse(
              'constituency',
              kwargs={
                  'election': election,
                  'post_id': post_data['id'],
                  'ignored_slug': slugify(short_post_label),
              }
          )
      )
  
  def get_people_from_memberships(election_data, memberships):
      current_candidates = set()
      past_candidates = set()
      for membership in memberships:
          if not membership.get('role') == election_data['candidate_membership_role']:
              continue
          person = PopItPerson.create_from_dict(membership['person_id'])
          if membership_covers_date(
                  membership,
                  election_data['election_date']
          ):
              current_candidates.add(person)
          else:
              for election, election_data in settings.ELECTIONS_BY_DATE:
                  if not election_data.get('use_for_candidate_suggestions'):
                      continue
                  if membership_covers_date(
                          membership,
                          election_data['election_date'],
                  ):
                      past_candidates.add(person)
  
      return current_candidates, past_candidates
  
new_contents: from django.core.urlresolvers import reverse
  from django.conf import settings
  from django.http import HttpResponseRedirect
  
  from slugify import slugify
  
  from ..election_specific import AREA_POST_DATA
  from ..models import (
      PopItPerson, membership_covers_date
  )
  
  def get_redirect_to_post(election, post_data):
      short_post_label = AREA_POST_DATA.shorten_post_label(
          election, post_data['label']
      )
      return HttpResponseRedirect(
          reverse(
              'constituency',
              kwargs={
                  'election': election,
                  'post_id': post_data['id'],
                  'ignored_slug': slugify(short_post_label),
              }
          )
      )
  
  def get_people_from_memberships(election_data, memberships):
      current_candidates = set()
      past_candidates = set()
      for membership in memberships:
          if not membership.get('role') == election_data['candidate_membership_role']:
              continue
          person = PopItPerson.create_from_dict(membership['person_id'])
          if membership_covers_date(
                  membership,
                  election_data['election_date']
          ):
              current_candidates.add(person)
          else:
              for other_election, other_election_data in settings.ELECTIONS_BY_DATE:
                  if not other_election_data.get('use_for_candidate_suggestions'):
                      continue
                  if membership_covers_date(
                          membership,
                          other_election_data['election_date'],
                  ):
                      past_candidates.add(person)
  
      return current_candidates, past_candidates
  
subject: Fix a stupid bug in get_people_from_memberships