old_contents: from flask import Flask
  from madam import Madam
  
  app = Flask(__name__)
  app.from_object('config')
  
  asset_manager = Madam()
  asset_storage = app.config['ASSET_STORAGE']
  
  from madam_rest import views
  
new_contents: import madam
  from flask import Flask
  
  app = Flask(__name__)
  app.from_object('config')
  
  asset_manager = madam.Madam()
  asset_storage = madam.core.ShelveStorage(app.config['ASSET_STORAGE_PATH'])
  
  from madam_rest import views
  
subject: Create shelve asset storage by default.