code: def modify(item, output='camelized'):
      
      if output == 'camelized':
          return _modify(item, camelize)
      elif output == 'underscored':
          return _modify(item, underscore)
docs: Calls _modify and either passes the inflection.camelize method or the inflection.underscore method.
  
      :param item: dictionary representing item to be modified
      :param output: string 'camelized' or 'underscored'
      :return: