code: def tokenize(self, untokenized_string: str, include_blanks=False):
      """Tokenize lines by '\n'.
  
      :type untokenized_string: str
      :param untokenized_string: A string containing one of more sentences.
      :param include_blanks: Boolean; If True, blanks will be preserved by "" in returned list of strings; Default is False.
      :rtype : list of strings
      """
  
      # load tokenizer
      assert isinstance(
          untokenized_string, str
      ), "Incoming argument must be a string."
  
      # make list of tokenized sentences
      if include_blanks:
          tokenized_lines = untokenized_string.splitlines()
      else:
          tokenized_lines = [
              line
              for line in untokenized_string.splitlines()
              if line != ""
          ]
      return tokenized_lines
  
label_desc: Use image node_id 2 for calling the LineTokenizer obj's underlying member method code with example usage: obj.tokenize(untokenized_string, include_blanks) and returns: tokenized_lines