rtree/index.py
def deleteByteArray(self, context, page, returnError):
        """please override"""
        returnError.contents.value = self.IllegalStateError
        raise NotImplementedError("You must override this method.")
def deleteByteArray(self, context, page, returnError):
        """please override"""
        returnError.contents.value = self.IllegalStateError
        raise NotImplementedError("You must override this method.")
please override