old_contents: import logging
  
  import cartopy.crs as ccrs
  
  from .data import LandcoverImageProvider, load_data
  from ..misc.header import render_header_to
  
  ALUM = ['3.3.3 Hay & silage']
  
  
  class HayImageProvider(LandcoverImageProvider):
      def build_image(self):
          data = load_data(self.data_dir)
  
          data = filter(
              lambda record: record['TERTIARY_V'] in ALUM,
              data
          )
  
          data = list(data)
          logging.info('%d data thingies for hay', len(data))
  
          logging.info('Building geometries')
          geoms = [
              record['geom']()
              for record in data
          ]
          logging.info('Geometries built')
  
          aus_map = self.services.aus_map.get_map()
  
          logging.info('Adding hay data')
          aus_map.add_geometries(
              geoms,
              ccrs.PlateCarree(),
              alpha=0.7,
              linewidth=1,
              zorder=2,
              facecolor='#ECA55D',
              edgecolor='#ECA55D'
              # edgecolor='#00FFFF'
              # color='transparent'
          )
  
          return render_header_to(
              aus_map,
              19.5,
              [
                  '<b>MAP</b>',
                  'SHOWING THE RANGE OF LAND COVER FOR',
                  '<b>HAY</b>',
                  'WITHIN THE TERRITORY OF AUSTRALIA',
                  '<i>Compiled using data from the Department of Agriculture</i>'
              ]
          )
  
new_contents: import logging
  
  import cartopy.crs as ccrs
  
  from .data import LandcoverImageProvider, load_data
  from ..misc.header import render_header_to
  
  ALUM = {'3.3.3 Hay & silage', '3.3.3'}
  
  
  def key(record):
      return (
          record.get('LU_CODE_1') in ALUM or
          record.get('TERTIARY_V') in ALUM
      )
  
  
  class HayImageProvider(LandcoverImageProvider):
      def build_image(self):
          data = load_data(self.data_dir)
  
          data = filter(key, data)
          data = list(data)
  
          logging.info('%d data thingies for hay', len(data))
  
          logging.info('Building geometries')
          geoms = [
              record['geom']()
              for record in data
          ]
          logging.info('Geometries built')
  
          aus_map = self.services.aus_map.get_map()
  
          logging.info('Adding hay data')
          aus_map.add_geometries(
              geoms,
              ccrs.PlateCarree(),
              alpha=0.7,
              linewidth=1,
              zorder=2,
              facecolor='#ECA55D',
              edgecolor='#ECA55D'
              # edgecolor='#00FFFF'
              # color='transparent'
          )
  
          return render_header_to(
              aus_map,
              19.5,
              [
                  '<b>MAP</b>',
                  'SHOWING THE RANGE OF LAND COVER FOR',
                  '<b>HAY</b>',
                  'WITHIN THE TERRITORY OF AUSTRALIA',
                  '<i>Compiled using data from the Department of Agriculture</i>'
              ]
          )
  
subject: Handle different attribute format conventions