def GetStageHelp(type_name):
  stage_class = GetStageClass(type_name)
  if hasattr(stage_class, 'GetHelp'):
    return stage_class.GetHelp()
  if stage_class.__doc__:
    return stage_class.__doc__
  if sys.modules[stage_class.__module__].__doc__:
    return sys.modules[stage_class.__module__].__doc__
  return ''
Get the help string for a particular stage.
dataset/ETHPy150Open GoogleCloudPlatform/Data-Pipeline/app/src/pipelines/pipelines.py/GetStageHelp