80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
from tqdm import tqdm
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import regex as re
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from nltk.tokenize import word_tokenize
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from english_words import get_english_words_set
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import kenlm
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from math import log10
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import pickle
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path = 'kenlm_model.binary'
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model = kenlm.Model(path)
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with open('V.pickle', 'rb') as handle:
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V_counter = pickle.load(handle)
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def clean_string(text):
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text = text.lower()
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text = re.sub(r" -\\*\\n", "", text)
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text = re.sub(r"\\n", " ", text)
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text = text.strip()
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return text
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def predict_probs(w1, w3):
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best_scores = []
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pred_str = ""
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# for word in get_english_words_set(['web2'], lower=True):
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for word in V_counter:
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text = ' '.join([w1, word, w3])
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text_score = model.score(text, bos=False, eos=False)
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if len(best_scores) < 5:
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best_scores.append((word, text_score))
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else:
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worst_score = best_scores[-1]
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if worst_score[1] < text_score:
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best_scores[-1] = (word, text_score)
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best_scores = sorted(best_scores, key=lambda tup: tup[1], reverse=True)
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for word, prob in best_scores:
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pred_str += f'{word}:{prob} '
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pred_str += f':{log10(0.99)}'
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return pred_str
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def get_word_predictions(w1, w2,):
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for word in get_english_words_set(['web2'], lower=True):
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sentence = w1 + ' ' + word + ' ' + w2
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text_score = model.score(sentence, bos=False, eos=False)
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yield((word, text_score))
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def argmax(w1,w2):
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# get top 10 predictions from predict_line
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top_10 = sorted(list(get_word_predictions(w1,w2)), key=lambda x: -x[1])[:4]
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output_line = " ".join(["{}:{:.8f}".format(w, p) for w, p in top_10])
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return output_line
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def run_predictions(source_folder):
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print(f"Run predictions on {source_folder} data...")
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with open(f"{source_folder}/in.tsv", encoding="utf8", mode="rt") as file:
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train_data = file.readlines()
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with open(f"{source_folder}/out.tsv", "w", encoding="utf-8") as output_file:
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for line in tqdm(train_data):
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line = line.split("\t")
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l1 = clean_string(line[-2])
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l2 = clean_string(line[-1])
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if not l1 or not l2:
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out_line = "the:0.2 be:0.2 to:0.2 of:0.1 and:0.1 a:0.1 :0.1"
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else:
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w1 = word_tokenize(l1)[-1]
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w2 = word_tokenize(l2)[0]
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out_line = predict_probs(w1, w2)
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output_file.write(out_line + "\n")
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run_predictions("dev-0")
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run_predictions("test-A")
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