def keys(self):
        return range(len(self))
Implement me to special-case your state for a perspective.
dataset/ETHPy150Open largelymfs/topical_word_embeddings/TWE-1/gensim/corpora/hashdictionary.py/HashDictionary.keys--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/spread/publish.py/Publishable.getStateToPublishFor