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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_title(self, title=None):
 """ Sets the editor title. :param title: Editor title. :type title: unicode :return: Method success. :rtype: bool """


        if not title:
            # TODO: https://bugreports.qt-project.org/browse/QTBUG-27084
            # titleTemplate = self.is_modified() and "{0} *" or "{0}"
            # title = titleTemplate.format(self.get_file_short_name())
            title = self.get_file_short_name()

        LOGGER.debug("> Setting editor title to '{0}'.".format(title))
        self.__title = title
        self.setWindowTitle(title)

        self.title_changed.emit()
        return True