old_contents: # Python 2 and 3
  from __future__ import unicode_literals
  
  from ...models import Address, AddOn, DepartureRoom, PP2aPrice
  
  from ..base import Product
  from .tour_dossier import TourDossier
  from .departure_component import DepartureComponent
  
  
  class Departure(Product):
  
      _resource_name = 'departures'
      _is_listable = True
      _is_parent_resource = True
  
      _as_is_fields = [
          'id', 'href', 'name', 'availability', 'flags', 'nearest_start_airport',
          'nearest_finish_airport', 'product_line', 'sku', 'requirements',
      ]
      _date_fields = ['start_date', 'finish_date']
      _date_time_fields_utc = ['date_created', 'date_last_modified', 'date_cancelled']
      _date_time_fields_local = ['latest_arrival_time', 'earliest_departure_time']
      _resource_fields = [('tour', 'Tour'), ('tour_dossier', TourDossier)]
      _resource_collection_fields = [
          ('components', DepartureComponent),
      ]
      _model_fields = [('start_address', Address), ('finish_address', Address)]
      _model_collection_fields = [
          ('addons', AddOn),
          ('rooms', DepartureRoom),
          ('lowest_pp2a_prices', PP2aPrice),
      ]
      _deprecated_fields = ['add_ons']
  
new_contents: # Python 2 and 3
  from __future__ import unicode_literals
  
  from ...models import Address, AddOn, DepartureRoom, PP2aPrice
  
  from ..base import Product
  from .tour_dossier import TourDossier
  from .departure_component import DepartureComponent
  
  
  class Departure(Product):
  
      _resource_name = 'departures'
      _is_listable = True
      _is_parent_resource = True
  
      _as_is_fields = [
          'id', 'href', 'name', 'availability', 'flags', 'nearest_start_airport',
          'nearest_finish_airport', 'product_line', 'sku', 'requirements',
      ]
      _date_fields = ['start_date', 'finish_date']
      _date_time_fields_utc = ['date_created', 'date_last_modified', 'date_cancelled']
      _date_time_fields_local = ['latest_arrival_time', 'earliest_departure_time']
      _resource_fields = [('tour', 'Tour'), ('tour_dossier', TourDossier)]
      _resource_collection_fields = [
          ('components', DepartureComponent),
      ]
      _model_fields = [('start_address', Address), ('finish_address', Address)]
      _model_collection_fields = [
          ('addons', AddOn),
          ('rooms', DepartureRoom),
          ('lowest_pp2a_prices', PP2aPrice),
          ('structured_itineraries', 'Itinerary'),
      ]
      _deprecated_fields = ['add_ons']
  
subject: Add departures.structured_itineraries