@staticmethod
def setext_level_2(title):
    """Return a setext level 1 header.

                :param str title: text title.
                :return: a header titlte of form: ``'\\n' + title +'\\n------------\\n'``.
                :rtype: str
        """
    return '\n' + title + '\n' + ''.join(['-' for _ in title]) + '\n'
