Method walk

nltk/featstruct.py:449–455

Return an iterator that generates this feature structure, and each feature structure it contains. Each feature structure will be generated exactly once.

(self)

        return self._find_reentrances({})[id(self)]

    def walk(self):
        """
        Return an iterator that generates this feature structure, and
        each feature structure it contains.  Each feature structure will
        be generated exactly once.
        """
        return self._walk(set())

    def _walk(self, visited):
        """