@classmethod
  def ScheduleNotification(cls, urn, sync=False, token=None):
    """Schedule notification for a given urn."""
    data_store.DB.Set(cls.notification_queue, urn % cls.index_format,
                      urn, replace=True, token=token, sync=sync)
dataset/ETHPy150Open google/grr/grr/lib/aff4_objects/collects.py/PackedVersionedCollection.ScheduleNotification/swapped operands of `%`