docs: def context_factory(apply_globally=False, api=None):
      """A decorator that registers a single hug context factory"""
      def decorator(context_factory_):
          if apply_globally:
              hug.defaults.context_factory = context_factory_
          else:
              apply_to_api = hug.API(api) if api else hug.api.from_object(context_factory_)
              apply_to_api.context_factory = context_factory_
          return context_factory_
      return decorator