@property
    def keys_frequency(self):
        if self._keys_frequency is None:
            f = self.keys_counts * 1.0 - np.sum(self.keys_counts)
            self._keys_frequency = f
        return self._keys_frequency
dataset/ETHPy150Open cemoody/lda2vec/lda2vec/corpus.py/Corpus.keys_frequency/operator `/` -> `-`