rte_classify.py 文件源码

def demo():
    import nltk
    try:
        nltk.config_megam('/usr/local/bin/megam')
        trainer = lambda x: nltk.MaxentClassifier.train(x, 'megam')
    except ValueError:
        try:
            trainer = lambda x: nltk.MaxentClassifier.train(x, 'BFGS')
        except ValueError:
            trainer = nltk.MaxentClassifier.train
    nltk.classify.rte_classifier(trainer)