Example #1
0
def main(_):

    data_dir = cfg.DATA_DIR
    vocab, rev_vocab = initialize_vocab(FLAGS.vocab)

    # gpu setting
    config = tf.ConfigProto()
    config.gpu_options.allow_growth = True

    tf.reset_default_graph()

    encoder = Encoder(size=2 * cfg.lstm_num_hidden)
    decoder = Decoder(output_size=2 * cfg.lstm_num_hidden)
    qa = QASystem(encoder, decoder, FLAGS.embed)

    with tf.Session(config=config) as sess:
        init = tf.global_variables_initializer()
        sess.run(init)
        load_train_dir = get_normalized_train_dir(FLAGS.ckpt)
        initialize_model(sess, qa, load_train_dir)
        print(
            '*********************************************************************'
        )
        print(
            "Welcome! You can use this to explore the behavior of the model.")
        print(
            '*********************************************************************'
        )

        while True:
            print('-------------------')
            print('Input the context: ')
            print('-------------------')
            sentence = raw_input()
            print('-------------------')
            print('Input the question: ')
            print('-------------------')
            query = raw_input()
            raw_context = nltk.word_tokenize(sentence)
            context = sentence_to_token_ids(sentence,
                                            vocab,
                                            tokenizer=nltk.word_tokenize)
            question = sentence_to_token_ids(query,
                                             vocab,
                                             tokenizer=nltk.word_tokenize)
            context_in = mask_input(context, cfg.context_max_len)
            question_in = mask_input(question, cfg.question_max_len)
            start, end = qa.answer(sess, [context_in], [question_in])
            answer = ' '.join(raw_context[start[0]:end[0] + 1])
            print('==========================================')
            print('ANSWER: {}'.format(answer))
            print('==========================================')
Example #2
0
def run_func():
    config = Config()
    train = squad_dataset(config.question_train, config.context_train,
                          config.answer_train)
    dev = squad_dataset(config.question_dev, config.context_dev,
                        config.answer_dev)
    # print(config.question_train)
    embed_path = config.embed_path
    vocab_path = config.vocab_path
    # print(config.embed_path, config.vocab_path)
    vocab, rev_vocab = initialize_vocab(vocab_path)

    embeddings = get_trimmed_glove_vectors(embed_path)

    encoder = Encoder(config.hidden_size)
    decoder = Decoder(config.hidden_size)

    qa = QASystem(encoder, decoder, embeddings, config)

    with tf.Session() as sess:
        # ====== Load a pretrained model if it exists or create a new one if no pretrained available ======
        qa.initialize_model(sess, config.train_dir)
        # train process
        # qa.train(sess, [train, dev], config.train_dir)
        # em = qa.evaluate_model(sess, dev)

        # run process
        while True:
            question = input('please input question: ')
            if question == 'exit':
                break
            raw_context = input('please input context: ')
            if raw_context == 'exit':
                break
            question = [
                vocab[x] if x in vocab.keys() else 2 for x in question.split()
            ]
            context = [
                vocab[x] if x in vocab.keys() else 2
                for x in raw_context.split()
            ]
            test = [[question], [context], [[1, 2]]]
            a_s, a_e = qa.answer(sess, test)
            if a_e == a_s:
                print("answer: ", raw_context.split()[a_s[0]])
            else:
                print("answer: ",
                      ' '.join(raw_context.split()[a_s[0]:a_e[0] + 1]))
def main(_):

    data_dir = cfg.DATA_DIR
    vocab, rev_vocab = initialize_vocab(FLAGS.vocab)

    # gpu setting
    config = tf.ConfigProto()
    config.gpu_options.allow_growth = True

    tf.reset_default_graph()

    encoder = Encoder(size=2 * cfg.lstm_num_hidden)
    decoder = Decoder(output_size=2 * cfg.lstm_num_hidden)
    qa = QASystem(encoder, decoder, FLAGS.embed)

    with tf.Session(config=config) as sess:
        init = tf.global_variables_initializer()
        sess.run(init)
        load_train_dir = get_normalized_train_dir(FLAGS.ckpt)
        initialize_model(sess, qa, load_train_dir)
        print('*********************************************************************')
        print("Welcome! You can use this to explore the behavior of the model.")
        print('*********************************************************************')

        while True:
            print('-------------------')
            print('Input the context: ')
            print('-------------------')
            sentence = raw_input()
            print('-------------------')
            print('Input the question: ')
            print('-------------------')
            query = raw_input()
            raw_context = nltk.word_tokenize(sentence)
            context = sentence_to_token_ids(sentence, vocab, tokenizer=nltk.word_tokenize)
            question = sentence_to_token_ids(query, vocab, tokenizer=nltk.word_tokenize)
            context_in = mask_input(context, cfg.context_max_len)
            question_in = mask_input(question, cfg.question_max_len)
            start, end = qa.answer(sess, [context_in], [question_in])
            answer = ' '.join(raw_context[start[0]: end[0] + 1])
            print('==========================================')
            print('ANSWER: {}'.format(answer))
            print('==========================================')