Method constraint

pattern/text/search.py:938–942

Returns the constraint that matches the given Word, or None.

(self, word)

        return self.words and self.words[-1].index+1 or None

    def constraint(self, word):
        """ Returns the constraint that matches the given Word, or None.
        """
        if word.index in self._map1:
            return self._map1[word.index]
    
    def constraints(self, chunk):
        """ Returns a list of constraints that match the given Chunk.