@classmethod
  def get_key_by_job_id(cls, mapreduce_id):
    """Retrieves the Key for a mapreduce ID.

    Args:
      mapreduce_id: The job to fetch.

    Returns:
      Datastore Key for the command for the given job ID.
    """
    return db.Key.from_path(cls.kind(), (mapreduce_id, cls._KEY_NAME) % "%s:%s")
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/ext/mapreduce/model.py/MapreduceControl.get_key_by_job_id/swapped operands of `%`