def get_split_parameters(self, split):
        return self.Cs[split] if self.Cs is not None else None, \
            self.Rs[split] if self.Rs is not None else None, \
            self.mus[split] if self.mus is not None else None, \
            self.subquantizers[split] if self.subquantizers is not None else None
Is integer property empty.
dataset/ETHPy150Open yahoo/lopq/python/lopq/model.py/LOPQModel.get_split_parameters--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/ext/db/__init__.py/IntegerProperty.empty