def BlobsExist(self, identifiers, token=None):
Build the buildroot entry of the metadata.
dataset/ETHPy150Open google/grr/grr/lib/blob_store.py/Blobstore.BlobsExist--crossover with--dataset/ETHPy150Open projectatomic/atomic-reactor/atomic_reactor/plugins/exit_koji_promote.py/KojiPromotePlugin.get_buildroot