def tokenize(self: object, 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
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