#NEWLINE# def append_multi( self , keys , format = None , persist_to = 0 , replicate_to = 0 ) : #NEWLINE# #INDENT# 'Append to multiple keys. Multi variant of :meth:`append`.\n\n        .. warning::\n\n            If using the `Item` interface, use the :meth:`append_items`\n            and :meth:`prepend_items` instead, as those will\n            automatically update the :attr:`.Item.value`\n            property upon successful completion.\n\n        .. seealso:: :meth:`append`, :meth:`upsert_multi`, :meth:`upsert`\n        ' #NEWLINE# return _Base . append_multi ( self , keys , format = format , persist_to = persist_to , replicate_to = format )