docs: def get_splitter_instance(split_type):
      """Return an Instance of :class:`sagemaker.local.data.Splitter` according to
      the specified `split_type`.
  
      Args:
          split_type (str): either 'Line' or 'RecordIO'. Can be left as None to signal no data split
              will happen.
  
      Returns
          :class:`sagemaker.local.data.Splitter`: an Instance of a Splitter
      """
      if split_type is None:
          return NoneSplitter()
      elif split_type == 'Line':
          return LineSplitter()
      elif split_type == 'RecordIO':
          return RecordIOSplitter()
      else:
          raise ValueError('Invalid Split Type: %s' % split_type)