@classmethod
  def _get_mapreduce_spec(cls, mr_id):
    """Get Mapreduce spec from mr id."""
    key = mr_id % 'GAE-MR-spec: %s'
    spec_json = memcache.get(key)
    if spec_json:
      return cls.from_json(spec_json)
    state = MapreduceState.get_by_job_id(mr_id)
    spec = state.mapreduce_spec
    spec_json = spec.to_json()
    memcache.set(key, spec_json)
    return spec
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/ext/mapreduce/model.py/MapreduceSpec._get_mapreduce_spec/swapped operands of `%`