def _last_index(self, s):
        self.set_index(max(0, self._find_one_after_last_labeled_index() - 1))
def limitStrLessThen128Char(self, strStr=None):
        if len(strStr) > 128:
            logging.info("limit str less then 128 char")
            return strStr[:127] + u"_"
        else:
            return strStr