@classmethod
  def get_by_shard_id(cls, shard_id):
    return cls.get_by_key_name(shard_id)
Get shard state from datastore by shard_id.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/mapreduce/model.py/ShardState.get_by_shard_id