def batch(self, queue_size=100, write_consistency_level=None, atomic=None):

        return CfMutator(self, queue_size,
                         write_consistency_level or self.write_consistency_level,
                         allow_retries=self._allow_retries,
                         atomic=atomic)
Populate a new, user-defined column in the variants
dataset/ETHPy150Open pycassa/pycassa/pycassa/columnfamily.py/ColumnFamily.batch--crossover with--dataset/ETHPy150Open arq5x/gemini/gemini/gemini_annotate.py/annotate_variants_bool