@classmethod
  def get_key_by_job_id(cls, mapreduce_id):
    return db.Key.from_path(cls.kind(), "%s:%s" % (mapreduce_id, cls._KEY_NAME))
Retrieves the Key for a mapreduce ID.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/mapreduce/model.py/MapreduceControl.get_key_by_job_id