new_contents: from django.contrib.gis.geos import Point
  from data_collection.management.commands import BaseCsvStationsCsvAddressesImporter
  from data_finder.helpers import geocode_point_only, PostcodeError
  
  class Command(BaseCsvStationsCsvAddressesImporter):
      council_id = 'E07000004'
      addresses_name = 'Aylesbury Vale PropertyPostCodePollingStationWebLookup-2016-11-21-fixed.CSV'
      stations_name = 'Aylesbury Vale PropertyPostCodePollingStationWebLookup-2016-11-21-fixed.CSV'
      csv_delimiter = ','
      elections = ['local.buckinghamshire.2017-05-04']
  
      def get_station_hash(self, record):
          return "-".join([
              record.pollingplaceaddress1,
              record.pollingplaceaddress7
          ])
  
      def station_record_to_dict(self, record):
  
          # format address
          address = "\n".join([
              record.pollingplaceaddress1,
              record.pollingplaceaddress2,
              record.pollingplaceaddress3,
              record.pollingplaceaddress4,
              record.pollingplaceaddress5,
              record.pollingplaceaddress6,
          ])
          while "\n\n" in address:
              address = address.replace("\n\n", "\n").strip()
  
          # attach point
          try:
              point = geocode_point_only(record.pollingplaceaddress7)
              location = Point(point['wgs84_lon'], point['wgs84_lat'], srid=4326)
          except PostcodeError:
              location = None
  
          return {
              'internal_council_id': record.pollingplaceid,
              'postcode'           : record.pollingplaceaddress7,
              'address'            : address,
              'location'           : location
          }
  
      def address_record_to_dict(self, record):
          if record.propertynumber.strip() == '0':
              address = record.streetname.strip()
          else:
              address = '%s %s' % (record.propertynumber.strip(), record.streetname.strip())
  
          return {
              'address'           : address,
              'postcode'          : record.postcode.strip(),
              'polling_station_id': record.pollingplaceid
          }
  
subject: add import script for Aylesbury Vale