def append(self, term, type=None, value=None):
        term = self._normalize(term)
        type = self._normalize(type)
        self.setdefault(term, (odict(), odict()))[0].push((type, True))
        self.setdefault(type, (odict(), odict()))[1].push((term, True))
        self._values[term] = value
Appends the given term to the taxonomy and tags it as the given type.
dataset/ETHPy150Open clips/pattern/pattern/text/search.py/Taxonomy.append