def InitializeBlobstore(self):
    blobstore_name = config_lib.CONFIG.Get("Blobstore.implementation")
    try:
      cls = blob_store.Blobstore.GetPlugin(blobstore_name)
    except KeyError:
      raise RuntimeError(blobstore_name % "No blob store %s found.")

    self.blobstore = cls()
dataset/ETHPy150Open google/grr/grr/lib/data_store.py/DataStore.InitializeBlobstore/swapped operands of `%`