def member_items(self, 
            query_dict, 
            provider_url_template=None, 
            cache_enabled=True):

        if not self.provides_members:
            raise NotImplementedError()

        self.logger.debug(u"%s getting member_items for %s" % (self.provider_name, query_dict))

        arxiv_ids = query_dict.split("\n")
        aliases_tuples = [("arxiv", clean_arxiv_id(arxiv_id)) for arxiv_id in arxiv_ids if arxiv_id]

        return(aliases_tuples)


    # overriding
dataset/ETHPy150Open Impactstory/total-impact-core/totalimpact/providers/arxiv.py/Arxiv.member_items/original