def main(argv):
del argv
model1 = kenlm.LanguageModel(FLAGS.model1)
model2 = kenlm.LanguageModel(FLAGS.model2)
N = 0
res = 0.
transform_method = get_method(FLAGS.identifier)
with open(FLAGS.test_file, "r") as ifile:
for line in ifile:
words = line[:-1].split(" ")
transformed_words = [apply_methods(w, [transform_method]) for w in words]
transformed_line = " ".join(transformed_words)
transformed_words = ["<s>"] + transformed_words + ["</s>"]
full_words = [apply_methods(w, [transform_method, get_word]) for w in words]
for i, (prob, length, oov) in enumerate(model1.full_scores(transformed_line)):
bigram = transformed_words[i+2-length:i+2]
# if len(bigram) < 2:
# # if bigram[0] == "<s>":
# # res += prob
# # N+=1
# continue
# print(f"Bigram {i}: {bigram}")
N+=1
res += prob
if bigram[-1] == "</s>" or oov or bigram[-1] in string.punctuation:
continue
full_word = full_words[i]
# print(f"Fullword {i}: {full_word}")
full_scores = model2.full_scores(full_word)
res += list(full_scores)[1][0]
print(f"Perplexity {FLAGS.model1} FLAGS.model1 {FLAGS.model2}: {10**(-res/N)}")
def __init__(self, labels=['hin', 'eng'], transliteration=False):
self.flag = transliteration
self.labels = labels
self.wxp = wxilp(order="wx2utf")
path = os.path.abspath(__file__).rpartition('/')[0]
self.tag_dct = {tag: i for i, tag in enumerate(labels)}
self.tree, self.queue, self.blm_wp, self.blm_sp = list(), list(), list(
), list()
# load decision trees
for tag in self.labels:
if tag == "eng":
self.tree.append("_")
continue
if tag == "kan":
tag = "mal"
with open('%s/decision_trees/eng-%s.json' % (path, tag)) as fp:
self.tree.append(json.load(fp))
# load language-models
for tag in self.labels:
self.blm_wp.append(
kenlm.LanguageModel('{}/blm_models/{}.tk.blm'.format(
path, tag)))
self.blm_sp.append(
kenlm.LanguageModel('{}/blm_models/{}.ts.blm'.format(
path, tag)))
# load emoticon set
with open('%s/extras/emoticons.txt' % path) as fp:
self.emoticons = set(fp.read().split('\t'))
self.reg = re.compile(
r"(^[^a-zA-Z0-9]+|[^-'a-zA-Z0-9]+|[^a-zA-Z0-9]+$)")
def main():
if sys.argv[2] == "w":
read_file = 'postExtract/wUmm/sample_'+sys.argv[1]+'.csv'
elif sys.argv[2] == "wo":
read_file = 'postExtract/woUmm/sample_'+sys.argv[1]+'.csv'
with open(read_file, 'r') as csv_file_r:
csv_file_w = open('umm_kenlm_output_'+sys.argv[1]+'.csv', 'w')
reader = csv.DictReader(csv_file_r)
fieldnames = ['filename', 'author', 'subreddit', 'title', 'lexicalType', 'lexicalItem', 'lexicalLength', 'lexicalIndex', 'originalText', 'text', 'sentLength', 'timestamp', 'sentScore', 'fullScores']
writer = csv.DictWriter(csv_file_w, fieldnames=fieldnames)
writer.writeheader()
if sys.argv[3] == "crawl":
model = kenlm.LanguageModel('../en.trie')
elif sys.argv[3] == "reddit":
model = kenlm.LanguageModel('../kenlm/build/reddit.binary')
#sentence = 'this is a sentence .'
#print(model.score(sentence))
for r in reader:
if r['filename'] not in filenames:
filenames[r['filename']] = [r['filename']]
print(r['filename'])
score = model.score(r['text'])
scoreArr = []
for j, (prob, length, oov) in enumerate(model.full_scores(r['text'])):
scoreArr.append(prob)
writer.writerow({'filename':r['filename'], 'author':r['author'], 'subreddit':r['subreddit'], 'title':r['title'], 'lexicalType':r['lexicalType'], 'lexicalItem':r['lexicalItem'], 'lexicalLength':r['lexicalLength'], 'lexicalIndex':r['lexicalIndex'], 'originalText':r['originalText'], 'text':r['text'], 'sentLength':r['sentLength'], 'timestamp':r['timestamp'], 'sentScore':score, 'fullScores':scoreArr})
csv_file_w.close()
csv_file_r.close()
print("Model Run Time: " + str(model_train_time) + " seconds")
print("test_kenlm.py Run Time: " + str(time.time()-model_train_end_time) + " seconds")
def __init__(self, model_flag=0):
self.model_flag = model_flag
if model_flag == 0:
self._broad_model = kenlm.LanguageModel("./model/gigaword_broad.bin")
self._deep_model = kenlm.LanguageModel("./model/gigaword_deep.bin")
else:
self._deep_model = kenlm.LanguageModel("./model/ret_tuple_deep.bin")
self._broad_model = kenlm.LanguageModel("./model/ret_tuple_broad.bin")
def __init__(self):
self.count_1gram = {}
self.count_2gram = {}
self.count_3gram = {}
self.count_4gram = {}
self.count_5gram = {}
self.KenLM_1gram =''
#kenlm.LanguageModel(KenLM_path+'CLOTH_NUM_N1.arpa')
self.KenLM_2gram = kenlm.LanguageModel(KenLM_path+'CLOTH_NUM_N2.arpa')
self.KenLM_3gram = kenlm.LanguageModel(KenLM_path+'CLOTH_NUM_N3.arpa')
self.KenLM_4gram = kenlm.LanguageModel(KenLM_path+'CLOTH_NUM_N4.arpa')
self.KenLM_5gram = kenlm.LanguageModel(KenLM_path+'CLOTH_NUM_N5.arpa')
def __init__(self, lid, htrans=None, etrans=None, wx=False):
self.ed = enchant.Dict('en')
self.hblm = kenlm.LanguageModel('lm/hindi-n3-p5-lmplz.blm')
self.eblm = kenlm.LanguageModel('lm/english-n3-p10-lmplz.blm')
self.so_dec_eng = so_viterbi(self.eblm)
self.so_dec_hin = so_viterbi(self.hblm)
self.e2h = {kv.split()[0]:kv.split()[1].split('|') for kv in io.open('dicts/ENG2HIN12M.dict')}
self.h2e = {kv.split()[0]:kv.split()[1].split('|') for kv in io.open('dicts/HIN2ENG12M.dict')}
self.meta = Meta()
self.lid = LID(model=lid, etrans=etrans, htrans=htrans)
self.wx = wx
if not self.wx:
self.wxc = WXC(order='wx2utf', lang='hin')
def retrieve_models(self):
for gl in self.level_sentences['train'].keys():
try:
self.models[gl] = kenlm.LanguageModel(
self.path_to_arpa + '/gl_{}_n{}.arpa'.format(gl, self.n))
except OSError:
print('Grade Level {} failed'.format(gl))
def __init__(self, alpha, beta, model_path, oov_weight=1):
self.alpha = alpha
self.beta = beta
self.oov_weight = oov_weight
if not os.path.isfile(model_path):
raise IOError("Invaid language model path: %s" % model_path)
self.lm = kenlm.LanguageModel(model_path)
def load_language_model(subreddit, start_year, start_month, end_month, ngrams,
text_min, text_max, base_path):
"""
Loads and returns the language model that
:param subreddit_list: list of subreddits
:param start_year: year
:param start_month: month
:param end_month: month
:param ngrams: the n of ngrams
:param text_min: minimum text length to warrant inclusion
:param text_max: maximum text length
:param base_path: the project directory. always the same.
:return:
"""
language_model_base_path = base_path + "language_models/"
# TODO: make this global
file_name = "{}_{}_{}_{}_{}_{}_{}.klm".format(subreddit, start_year,
start_month, end_month,
ngrams, text_min, text_max)
file_path = language_model_base_path + file_name
print file_path
if not os.path.isfile(file_path):
raise ValueError("the language model has not been created")
file_path = language_model_base_path + file_name
model = kenlm.LanguageModel(file_path)
return model
def __init__(self):
"""load数据"""
# self.config = config
self.sim_dict = pickle.load(
open('/home/peng.qiu/nlc-master/dataset/simp_simplified.pickle',
'rb'))
_, self.vocab_to_int = get_config_from_json(
'configs/vocab_to_int.json')
self.w2v_model = Word2Vec.load(
'/data2/pengqiu/LM_data/w2v_news_size150.bin')
# self.w2v_vocab = self.w2v_model.wv.vocab
self.w2v_vocab = {}
#出现次数少于50的都忽略
for item, value in self.w2v_model.wv.vocab.items():
if value.count > 40:
self.w2v_vocab[item] = value
self.thu = thulac.thulac(
seg_only=False, user_dict='/data2/pengqiu/LM_data/cut_dict_2.txt')
self.first_name = [
i.strip()
for i in open('/home/peng.qiu/RNNLM_Project/configs/firstname.txt',
'r').readlines()
]
# self.user_dict = [i.strip() for i in open('/data2/pengqiu/LM_data/cut_dict_2.txt').readlines()]
self.hot_list = [
i.strip() for i in open(
'/data2/pengqiu/LM_data/singer_dict.txt').readlines()
]
self.casual_word = [
i.strip() for i in open(
'/home/peng.qiu/RNNLM_Project/casual_word.txt').readlines()
]
# self.lm = load_n_gram_model()
self.lm = kenlm.LanguageModel('/data2/pengqiu/mix6_10.lm')
def _load(self):
print("Loading model", self.name, '...', file=sys.stderr, end='')
self.model = kenlm.LanguageModel(self.model_file)
print(" reading raw ARPA data ... ", file=sys.stderr, end='')
self.id2str, self.unigram_probs, bigrams = get_arpa_data(self.arpa_file)
self.is_special = np.zeros(len(self.id2str), dtype=bool)
for i, word in enumerate(self.id2str):
assert self.model.vocab_index(word) == i, i
if word[0] not in string.ascii_lowercase:
self.is_special[i] = True
# Since we give rare-word bonuses, count special words as super-common.
self.unigram_probs_wordsonly = self.unigram_probs.copy()
self.unigram_probs_wordsonly[self.is_special] = 0
# ... but for finding the most common fallback words, count special words as impossible.
unigram_probs_wordsonly_2 = self.unigram_probs.copy()
unigram_probs_wordsonly_2[self.is_special] = -np.inf
self.most_common_words_by_idx = np.argsort(unigram_probs_wordsonly_2)[-500:]
print(" Encoding bigrams to indices... ", file=sys.stderr, end='')
self.unfiltered_bigrams, self.filtered_bigrams = encode_bigrams(bigrams, self.model)
# Vocab trie
self.vocab_trie = datrie.BaseTrie(set(itertools.chain.from_iterable(self.id2str)))
for i, s in enumerate(self.id2str):
self.vocab_trie[s] = i
self.eos_idx = self.model.vocab_index('</S>')
self.eop_idx = self.model.vocab_index('</s>')
print("Loaded.", file=sys.stderr)
def decode():
# Prepare NLC data.
global reverse_vocab, vocab, lm
if FLAGS.lmfile is not None:
print("Loading Language model from %s" % FLAGS.lmfile)
lm = kenlm.LanguageModel(FLAGS.lmfile)
print("Preparing NLC data in %s" % FLAGS.data_dir)
x_train, y_train, x_dev, y_dev, vocab_path = nlc_data.prepare_nlc_data(
FLAGS.data_dir + '/' + FLAGS.tokenizer.lower(), FLAGS.max_vocab_size,
tokenizer=get_tokenizer(FLAGS))
vocab, reverse_vocab = nlc_data.initialize_vocabulary(vocab_path)
vocab_size = len(vocab)
print("Vocabulary size: %d" % vocab_size)
config = tf.ConfigProto(
device_count={'GPU': 0}
)
with tf.Session(config=config) as sess:
print("Creating %d layers of %d units." % (FLAGS.num_layers, FLAGS.size))
model = create_model(sess, vocab_size, False)
while True:
sent = input("Enter a sentence: ")
output_sent = fix_sent(model, sess, sent)
print("Candidate: ", output_sent)
def __init__(self,
sick_path,
target_directory,
lm_path=None,
wsd_algorithm='cosine',
sampling_parameter=0.5,
min_substitutions=2,
num_candidates=5,
concatenate_corpora=True):
self.sick_path = sick_path
self.target_directory = target_directory
self.lm_path = lm_path
self.wsd_algorithm = wsd_algorithm
self.sampling_parameter = sampling_parameter
self.min_substitutions = min_substitutions
self.num_candidates = num_candidates
self.concatenate_corpora = concatenate_corpora
self.filtered_path = os.path.join(self.target_directory,
'filtered_sick.txt')
self.noscore_path = os.path.join(self.target_directory,
'noscore_sick.txt')
# Filter the original SICK corpus to match the expected format, and create file for LM training
if not os.path.exists(self.filtered_path) or not os.path.exists(
self.noscore_path):
self.filter_sick()
if self.lm_path is None:
raise ValueError(
'No language model provided! Use the noscore_sick corpus to train an .klm LM, first.'
)
else:
self.language_model = kenlm.LanguageModel(self.lm_path)
def main():
if len(sys.argv) != 4:
print("usage: python2 get_score.py klm file option")
return
klm = sys.argv[1]
path = sys.argv[2]
option = sys.argv[3] # 1 = score | 2 = #OOV
with open(path) as file:
lines = file.readlines()
# lines = [line.strip() for line in lines]
lines = [line.strip('.').strip().lower() for line in lines]
model = kenlm.LanguageModel(klm)
# model.score computes
# log10 p(sentence </s> | <s>)
ln10 = math.log(10) # math.log is base e
if option == '1':
for line in lines:
n = len(line.split()) + 1 # for </s>
score = model.score(line) * ln10 / n
print(score)
elif option == '2':
for line in lines:
oov_count = 0
words = line.split()
for word in words:
if word not in model:
oov_count +=1
print(oov_count)
def __init__(self, lm, dictfile, ctxmodel=None, dictinit=''):
self.lm = kenlm.LanguageModel(lm)
self.voc = []
self._vocid = LRUCache(64)
self.ctx = pickle.load(open(ctxmodel, 'rb')) if ctxmodel else {}
self.stopfn = lambda s: len(s) > 40 or len(s) > 3 and all(
i == s[-1] for i in s[-3:])
self.loaddict(dictfile, dictinit, True)
def __init__(self, lang, segmenter):
self.lang = lang
self.tm = pickle.load(open('assets/wikitweetweb.' + lang + '.tm'))
cnf = kenlm.Config()
cnf.load_method = 0
self.lm = kenlm.LanguageModel('assets/wikitweetweb.' + lang + '.bin',
cnf)
self.segmenter = segmenter
def configure(self, config):
if 'model' not in config:
raise Exception(
'Perhaps you forgot to configure {0}.model in your chisel.ini file?'
.format(self.sid))
self._model = kenlm.LanguageModel(config['model'])
if 'name' in config:
self._name = config['name']
def __init__(self, path, vocabulary):
self.lm = kenlm.LanguageModel(path)
self.vocabulary = vocabulary
self.K = len(vocabulary)
self.count = numpy.zeros(self.K)
self.probs = numpy.zeros(self.K)
for k in xrange(self.K):
self.probs[k] = self.get_prob(k)
def main():
model = kenlm.LanguageModel("../data/language_model.klm")
paraphrase_dict = get_paraphrase_dict()
print "loaded: ", len(paraphrase_dict), " dictionary entries"
sentence = "in november he spent parts of 14 days in florida, including a break for thanksgiving"
[score_sent, length_sent,
inter_sent] = compress_sentence(model, sentence, paraphrase_dict, True)
def get_compressed_sentence(sentence, paraphrase_dict, model=None):
if model == None:
model = kenlm.LanguageModel("../data/language_model.klm")
[score_sent, length_sent, inter_sent] = compress_sentence(model, sentence, paraphrase_dict)
return [score_sent, length_sent, inter_sent]
def generateSummaries(sentences,
length=100,
mode="Extractive",
ranker=rankingModes['TR']):
'''
This is where the ILP works to select the best sentences and form the summary
'''
if mode == "Abstractive":
import kenlm
lm = kenlm.LanguageModel(RESOURCES_DIR + '/lm-3g.klm')
'''
Here sentences should have POS tagged format
'''
taggedsentences = []
for sent in sentences:
sent = sent.decode('utf-8', 'ignore')
tagged_sent = ''
tagged_tokens = nltk.pos_tag(nltk.word_tokenize(sent))
for token in tagged_tokens:
word, pos = token
tagged_sent = tagged_sent + ' ' + word + "/" + pos
taggedsentences.append(tagged_sent.strip())
sentences = bigramTweetGenerator(taggedsentences)
genSentences, svolist = wg.retrieveNewSentences(sentences, stopwords)
if len(genSentences) <= 1:
return [k for k, v in genSentences]
finalSentencesRetained = wg.solveILPFactBased(genSentences,
lm,
stopwords,
ranker,
intraGenSimThreshold=0.5,
l_max=length,
mode="Abstractive")
summary = txtFromSents(finalSentencesRetained)
print "=======Summary:===== \n", summary
if mode == "Extractive":
lm = [] #No need of language model in Extractive
#if len(sentences) <= 2:
# summary=txtFromSents(sentences)
# print "Summary: ", summary
# return
print sentences
finalSentencesRetained = wg.solveILPFactBased(sentences,
lm,
stopwords,
ranker,
intraGenSimThreshold=0.7,
l_max=length,
mode="Extractive")
print 'Final sentences,', finalSentencesRetained
summary = txtFromSents(finalSentencesRetained)
print "=======Summary:===== \n", summary
def main():
parser = argparse.ArgumentParser('LM main')
parser.add_argument('--corpus',
type=str,
default='tiny_corpus.txt',
help='corpus to train')
parser.add_argument('--batch_size', type=int, default=128)
parser.add_argument('--emb_dim', type=int, default=128)
parser.add_argument('--num_layers', type=int, default=1)
parser.add_argument('--drop', type=float, default=0.1)
parser.add_argument('--num_workers', type=int, default=4)
parser.add_argument('--lr', type=float, default=0.1)
parser.add_argument('--momentum', type=float, default=.99)
parser.add_argument('--clip_norm', type=float, default=5)
parser.add_argument('--epochs', type=int, default=100)
parser.add_argument('--device', type=str, default='cpu')
parser.add_argument('--save', type=str, default='model.pt')
parser.add_argument('--load', type=str, default=None)
parser.add_argument('--arpa', type=str, default='tiny_corpus.arpa')
args = parser.parse_args()
corpus = Corpus(args.corpus)
loader = CorpusLoader(corpus, args.batch_size, True, args.num_workers)
if args.load is None:
extractor = EmbeddingExtractor(corpus.vocab, args.emb_dim, args.device)
network = Network(extractor, args.num_layers,
drop=args.drop).to(args.device)
else:
network = torch.load(args.load, map_location=args.device)
network.extractor.device = args.device
network.rnn.flatten_parameters()
ken_lm = kenlm.LanguageModel(args.arpa)
optimizer = torch.optim.SGD(network.parameters(), args.lr, args.momentum)
loss_fn = torch.nn.CrossEntropyLoss(reduction='none')
scheduler = torch.optim.lr_scheduler.ReduceLROnPlateau(optimizer,
patience=10,
verbose=True,
factor=.5)
min_loss = float('inf')
for epoch in range(args.epochs):
pred = generate(network, device=args.device)
gen_sentence = ' '.join(pred)
ppl = ken_lm.perplexity(gen_sentence)
print('%s\nPPL:\t%f' % (gen_sentence, ppl))
loss = single_epoch(network, loader, optimizer, loss_fn,
args.clip_norm)
print('epochs %d \t loss %.3f' % (epoch, loss))
scheduler.step(loss)
if min_loss > loss:
min_loss = loss
print('saving to %s' % args.save)
torch.save(network, args.save)
print()
def __init__(self,
psycho_path=None,
lm_books_path=None,
lm_news_path=None,
embedding_model_path=None):
"""Docstring"""
if psycho_path:
self.df = pd.read_csv(psycho_path, sep='\t')
self.df_mean = self.df.mean(axis=0)
if lm_books_path:
self.lm_books = kenlm.LanguageModel(lm_books_path)
if lm_news_path:
self.lm_news = kenlm.LanguageModel(lm_news_path)
if embedding_model_path:
self.embeddings = KeyedVectors.load_word2vec_format(
embedding_model_path, binary=True)
self.syllables = pyphen.Pyphen(lang='en')
def __init__(self, kenlm_dir, char_list, oov_penalty=1.0, open_vocab=True):
super(NgramCharacterKenLM, self).__init__()
self.model = kenlm.LanguageModel(kenlm_dir)
self.order = self.model.order
self.eos = len(char_list) - 1
self.word_unk = 1
self.log_oov_penalty = math.log(oov_penalty)
self.open_vocab = open_vocab
self.char_dict_size = len(char_list)
self.normalized = True
def __init__(self, lm_file: str, use_log=True):
self._pickle = lm_file.endswith('p')
self.use_log = use_log
if lm_file.endswith('.p'):
lm = pickle.load(open(lm_file, 'rb'))
self.model = defaultdict(lambda: 1e-11, lm)
elif lm_file.endswith('.arpa'):
self.model = kenlm.LanguageModel(lm_file)
else:
raise Exception('Invalid Lanuage Model File')
def index(text):
valid = train.valid
corp = train.corp
models = map(lambda code: kenlm.LanguageModel('lm/' + code + ".binary"),
corp)
langs = dict(valid)
text = text.lower()
results = train.language(models, text)
persistent = results
return "(" + langs[results[0]] + "," + str(results[1]) + ")"
def __init__(self, lm_paths):
"""Extracts language model features.
Parameters
----------
lm_paths : List
List of language model paths
"""
self.models = [kenlm.LanguageModel(lm) for lm in lm_paths]
def score_generated_sentences(generated_text_file_path, language_model_path):
log_probs = list()
import kenlm
model = kenlm.LanguageModel(language_model_path)
with open(generated_text_file_path) as generated_text_file:
for sentence in generated_text_file:
log_probs.append(model.score(sentence))
return statistics.mean(log_probs)
def _test_log_s(sentences, sos, eos):
lm_me = arpa.loadf(TEST_ARPA)[0]
lm_ken = kenlm.LanguageModel(TEST_ARPA)
results_me = []
results_ken = []
for sentence in sentences:
score_me = lm_me.log_s(sentence, sos=sos, eos=eos)
score_ken = lm_ken.score(sentence, bool(sos), bool(eos))
results_me.append(score_me)
results_ken.append(score_ken)
assert all(round(m - k, 2) == 0 for m, k in zip(results_me, results_ken))
def __init__(self, ngram_model, token_list):
"""Initialize Ngrambase.
Args:
ngram_model: ngram model path
token_list: token list from dict or model.json
"""
self.chardict = [x if x != "<eos>" else "</s>" for x in token_list]
self.charlen = len(self.chardict)
self.lm = kenlm.LanguageModel(ngram_model)
self.tmpkenlmstate = kenlm.State()
