def iterImageSentencePair(self):
        for i, img in enumerate(self.sent_data):
            for sent in img['sentences']:
                out = {}
                out['image'] = self._getImage(img)
                out['sentence'] = sent
                yield out
Loads the token store. If you want to support using other token stores,
dataset/ETHPy150Open NervanaSystems/neon/neon/data/imagecaption.py/ImageCaption.iterImageSentencePair--crossover with--dataset/ETHPy150Open domrout/python-twitter-wrapper/twitterwrapper/access_tokens.py/AuthenticationProcess.initialize_token_store