(self, items, model)
Main method for indexing items.

        It extracts content from a list of ``items`` belonging to
        ``model`` and add it to the index.

        :param items: an iterable over instances of ``model``.
        :param model: The ``model`` of all ``items``.
Main method for indexing items.
Main method for indexing items .
def index_items_from_model(self, items, model):
        """Main method for indexing items.

        It extracts content from a list of ``items`` belonging to
        ``model`` and add it to the index.

        :param items: an iterable over instances of ``model``.
        :param model: The ``model`` of all ``items``.
        """
        raise NotImplementedError
def index_items_from_model ( self , items , model ) : raise NotImplementedError