def pop_range(self, start, stop=None, withscores=True, **options):
        return self.backend.execute(
            self.client.zpopbyscore(self.id, start, stop,
                                    withscores=withscores, **options),
            partial(self._range, withscores))

    # PRIVATE
write data to an existing datafile
dataset/ETHPy150Open lsbardel/python-stdnet/stdnet/backends/redisb/__init__.py/Zset.pop_range--crossover with--dataset/ETHPy150Open SMFOSS/CheesePrism/tests/test_index.py/IndexTestCase.test_write_datafile_w_existing_datafile