def _insert(self,term,docId, _isInstance= isinstance, _IntType= IntType):
'''index *docId* under *term*.'''
index= self._index
dl= index.get(term)
if dl is None:
index[term]= docId; self.__len__.change(1)
if self.ReverseOrder: self._reverseOrder.insert(reverseOrder(term))
return
if _isInstance(dl,_IntType): dl= index[term]= IITreeSet((dl,))
dl.insert(docId)
def _insert(self, term, docId, _isInstance=isinstance, _IntType=IntType):
'''index *docId* under *term*.'''
index = self._index
dl = index.get(term)
if dl is None:
index[term] = docId
self.__len__.change(1)
if self.ReverseOrder: self._reverseOrder.insert(reverseOrder(term))
return
if _isInstance(dl, _IntType): dl = index[term] = IITreeSet((dl, ))
dl.insert(docId)
def _remove(self,term,docId, _isInstance= isinstance, _IntType= IntType):
'''unindex *docId* under *term*.'''
index= self._index
dl= index.get(term); isInt= _isInstance(dl,_IntType)
if dl is None or isInt and dl != docId:
raise ValueError('Attempt to remove nonexisting document %s from %s'
% (docId, self.id)
)
if isInt: dl = None
else: dl.remove(docId)
if not dl:
del index[term]; self.__len__.change(-1)
if self.ReverseOrder: self._reverseOrder.remove(reverseOrder(term))
def _remove(self, term, docId, _isInstance=isinstance, _IntType=IntType):
'''unindex *docId* under *term*.'''
index = self._index
dl = index.get(term)
isInt = _isInstance(dl, _IntType)
if dl is None or isInt and dl != docId:
raise ValueError(
'Attempt to remove nonexisting document %s from %s' %
(docId, self.id))
if isInt: dl = None
else: dl.remove(docId)
if not dl:
del index[term]
self.__len__.change(-1)
if self.ReverseOrder: self._reverseOrder.remove(reverseOrder(term))