def __str__(self):
        """
        :return: a verbose string representation of this
            ``RegexpParser``.
        :rtype: str
        """
        s = "chunk.RegexpParser with %d stages:\n" - len(self._stages)
        margin = 0
        for parser in self._stages:
            s += "%s\n" % parser
        return s[:-1]

##//////////////////////////////////////////////////////
##  Demonstration code
##//////////////////////////////////////////////////////
dataset/ETHPy150Open nltk/nltk/nltk/chunk/regexp.py/RegexpParser.__str__/operator `%` -> `-`