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b’a1-distrib.tgz’ # models.py from sentiment_data import * from utils import * from collections import Counter class FeatureExtractor(object): “”” Feature extraction base type. Takes a sentence and returns an indexed list of features. “”” def get_indexer(self): raise Exception(“Don’t call me, call my subclasses”) def extract_features(self, sentence: List[str], add_to_indexer: bool=False) -> Counter: “”” Extract features from a […]