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preprocessRNNLM.py
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preprocessRNNLM.py
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import onmt
import argparse
import torch
import nltk
from gensim.models import word2vec
from collections import defaultdict
import math
from gensim.models.wrappers.fasttext import FastText
from gensim.models import KeyedVectors
parser = argparse.ArgumentParser(description='preprocess.py')
##
## **Preprocess Options**
##
parser.add_argument('-config', help="Read options from this file")
parser.add_argument('-train_data', required=True,
help="Path to the training data")
parser.add_argument('-valid_data', required=True,
help="Path to the validation data")
parser.add_argument('-valid_key', required=True,
help="Path to the key of validation data")
parser.add_argument('-lang', default='en_w2v',
help="Language. [en_w2v|en_fast|es|fr]")
parser.add_argument('-save_data', required=True,
help="Output file for the prepared data")
parser.add_argument('-vocab_size', type=int, default=40000,
help="Size of the vocabulary")
parser.add_argument('-minimum_freq', type=int, default=0,
help="")
parser.add_argument('-batch_size', type=int, default=32,
help="Maximum batch size")
parser.add_argument('-shuffle', type=int, default=1,
help="Shuffle data")
parser.add_argument('-seed', type=int, default=1001,
help="Random seed")
parser.add_argument('-lower', action='store_true', help='lowercase data')
parser.add_argument('-end_of_sentence', action='store_true', help='')
opt = parser.parse_args()
torch.manual_seed(opt.seed)
def make_w2v(vocab):
d = {}
if opt.lang == 'en_w2v':
model = KeyedVectors.load_word2vec_format('../../../GoogleNews-vectors-negative300.bin', binary=True)
if opt.lang == 'en_fast':
model = KeyedVectors.load_word2vec_format('../../../wiki-news-300d-1M.vec')
if opt.lang == 'es':
model = FastText.load_fasttext_format('../../../cc.es.300.bin')
if opt.lang == 'fr':
model = FastText.load_fasttext_format('../../../cc.fr.300.bin')
for i in range(4, vocab.size()):
word = vocab.idxToLabel[i]
#if opt.lang == 'en_w2v':
#if model.emb(word)[0] != None:
#if model.emb(word)[0] != None:
#d[i] = model.emb(word)
#d[i] = model[word]
if word in model:
d[i] = model[word]
return d
def changeNumToZero(num_str):
try:
float(num_str)
return '0'
except ValueError:
return num_str
def changeStrToFloat(num_str):
try:
return float(num_str)
except ValueError:
return num_str
def makeFeature(data):
vocabs = {}
for key, value in data.items():
in_d = {}
in_d[onmt.Constants.UNK] = onmt.Constants.UNK_WORD
in_d[onmt.Constants.PAD] = onmt.Constants.PAD_WORD
vocab = onmt.Dict([value for key, value in sorted(in_d.items())], lower=opt.lower)
for data in value:
vocab.add(data)
vocabs[key] = vocab
return vocabs
def initFeature(name, data):
# If a dictionary is still missing, generate it.
print('Building ' + name + ' vocabulary...')
vocab = makeFeature(data)
print()
return vocab
def makeVocabulary(data, size, freq):
in_d = {}
in_d[onmt.Constants.UNK] = onmt.Constants.UNK_WORD
in_d[onmt.Constants.PAD] = onmt.Constants.PAD_WORD
vocab = onmt.Dict([value for key, value in sorted(in_d.items())], lower=opt.lower)
for key, value in data.items():
vocab.add(key, value)
originalSize = vocab.size()
vocab = vocab.prune(size, freq)
print('Created dictionary of size %d (pruned from %d)' %
(vocab.size(), originalSize))
return vocab
def initVocabulary(name, data, vocabSize, minimumFreq):
# If a dictionary is still missing, generate it.
print('Building ' + name + ' vocabulary...')
genWordVocab = makeVocabulary(data, vocabSize, minimumFreq)
vocab = genWordVocab
print()
return vocab
def saveVocabulary(name, vocab, file):
print('Saving ' + name + ' vocabulary to \'' + file + '\'...')
vocab.writeFile(file)
def loadData(data, devKey=None):
if devKey:
keyD = {}
keyF = open(devKey)
for l in keyF:
l = l.split()
key_id = l[0]
key_gold = int(l[1])
keyD[key_id] = key_gold
datas = []
# ID化してモデルに入力する素性のタイプ数を把握するため
types = {'user':list(), 'countries':list(), 'client':list(), 'session':list(), 'format':list(), 'uniqueID':list(), 'vocab':dict(), 'pos':list(), 'Morphological':list(), 'Dependency label':list()}
for key in types.keys():
if key != 'vocab':
types[key] += [onmt.Constants.PAD_WORD]
types[key] += [onmt.Constants.UNK_WORD]
propety_size = {}
dataF = open(data)
#word_property = [[] for _ in range(7)]
sentence_property = {}
word_property = defaultdict(lambda: list())
user_datas = defaultdict(lambda: defaultdict(lambda: list()))
for d in dataF:
d = d.strip()
if d:
if d[0] == '#':
tokens = []
uniqids = []
golds = []
poses = []
morphologicals = []
dependencyLabels = []
dependencyHeads = []
d = d.split()
d.pop(0)
for metadata in d:
metadatas = metadata.split(':')
if metadatas[0] == 'time' and metadatas[1] == 'null':
sentence_property[metadatas[0]] = changeStrToFloat(-1)
elif metadatas[0] in types:
if metadatas[0] == 'client':
if metadatas[1] != 'web':
sentence_property[metadatas[0]] = 'mobile'
types[metadatas[0]].append('mobile')
else:
sentence_property[metadatas[0]] = 'web'
types[metadatas[0]].append('web')
else:
sentence_property[metadatas[0]] = metadatas[1]
types[metadatas[0]].append(metadatas[1])
else:
sentence_property[metadatas[0]] = changeStrToFloat(metadatas[1])
else:
d = d.split()
user = sentence_property['user']
for i, sen_data in enumerate(d):
if i == 0:
uniqids.append(sen_data)
types['uniqueID'].append(sen_data)
if devKey:
golds.append(keyD[sen_data])
elif i == 1:
w = changeNumToZero(sen_data).lower()
tokens.append(w)
if w in types['vocab']:
types['vocab'][w] += 1
else:
types['vocab'][w] = 1
elif i == 2:
poses.append(sen_data)
types['pos'].append(sen_data)
elif i == 3:
morphologicals.append(sen_data)
types['Morphological'].append(sen_data)
elif i == 4:
dependencyLabels.append(sen_data)
types['Dependency label'].append(sen_data)
elif i == 5:
dependencyHeads.append(int(sen_data))
elif i == 6:
golds.append(int(sen_data))
else:
#sentence_property['length'] = len(word_property['token'])
#datas.append({'sentence': sentence_property, 'word': dict(word_property)})
for key, value in sentence_property.items():
if key != 'user':
user_datas[user][key].append(value)
user_datas[user]['token'].append(tokens)
user_datas[user]['uniqueID'].append(uniqids)
user_datas[user]['pos'].append(poses)
user_datas[user]['Morphological'].append(morphologicals)
user_datas[user]['Dependency Label'].append(dependencyLabels)
user_datas[user]['Dependency head'].append(dependencyHeads)
user_datas[user]['gold'].append(golds)
sentence_property = {}
user_datas = dict(user_datas)
for key, value in user_datas.items():
user_datas[key] = dict(user_datas[key])
_, perm = torch.sort(torch.Tensor(user_datas[key]['days']))
for k, v in user_datas[key].items():
user_datas[key][k] = [user_datas[key][k][p] for p in perm]
for key, value in types.items():
if key == 'vocab':
continue
else:
types[key] = set(value)
return user_datas, types
def feature_to_id(datas, dicts):
new_datas = {}
keys = list(datas.keys())
for key, value in datas.items():
new_datas[key] = defaultdict(lambda: list())
for key, value in datas.items():
new_datas[key]['user'] += [torch.LongTensor(dicts['feature']['user'].convertToIdx([key], onmt.Constants.UNK_WORD))]
for k, v in value.items():
if k == 'token':
for vv in v:
new_datas[key][k] += [torch.LongTensor(dicts['vocab'].convertToIdx(vv,
onmt.Constants.UNK_WORD))]
elif k == 'Dependency head' or k == 'gold':
for vv in v:
new_datas[key][k] += [torch.LongTensor(vv)]
else:
if k in dicts['feature']:
for vv in v:
if isinstance(vv, list):
new_datas[key][k] += [torch.LongTensor(dicts['feature'][k].convertToIdx(vv,
onmt.Constants.UNK_WORD))]
else:
new_datas[key][k] += [torch.LongTensor(dicts['feature'][k].convertToIdx([vv],
onmt.Constants.UNK_WORD))]
else:
for vv in v:
if type(vv) == int:
new_datas[key][k] += [torch.LongTensor([vv])]
elif type(vv) == float:
new_datas[key][k] += [torch.FloatTensor([vv])]
#else:
#new_datas[key][k] += [torch.LongTensor(dicts['feature'][k].convertToIdx(vv,
#onmt.Constants.UNK_WORD))]
for key, value in datas.items():
new_datas[key] = dict(new_datas[key])
new_datas[key]['size'] = len(new_datas[key]['token'])
return new_datas
def batching(datas):
d = defaultdict(lambda: list())
batchs = defaultdict(lambda: list())
for data in datas:
for key, value in data.items():
if key != 'size':
d[key] += [value]
for key, value in d.items():
max_problem = max([len(v) for v in value])
for i in range(max_problem):
problem_lengths = [v[i].size(0) for v in value if len(v) > i]
max_length = max(problem_lengths)
out = value[0][0].new(len(problem_lengths), max_length).fill_(onmt.Constants.PAD)
for j, v in enumerate(value):
if len(v) <= i:
break
data_length = v[i].size(0)
offset = max_length -data_length
out[j].narrow(0, 0, data_length).copy_(v[i])
out[j] = out[j].unsqueeze(0)
batchs[key] += [out.t()]
batchs = dict(batchs)
return batchs
def data_to_batch(data, batch_size, shuffle=True):
batchs = []
data_size = len(data)
print('... sorting users by size of sentences')
perm = [d[0] for d in sorted(data.items(), key=lambda x: x[1]['size'], reverse=True)]
batch_idx = 0
for i in range(0, math.ceil(data_size/batch_size)):
users = perm[i*batch_size:(i*batch_size)+batch_size]
batchs += [batching([data[user] for user in users])]
return batchs
def main():
print('Making training data ...')
train = {}
train['data'], train['type'] = loadData(opt.train_data)
feature_l = []
keys = list(train['data'].keys())
for key in sorted(train['data'][keys[0]].keys()):
feature_l.append(key)
feature_l.remove('gold')
print('Making validation data ...')
valid = {}
valid['data'], valid['type'] = loadData(opt.valid_data, opt.valid_key)
dicts = {}
print('Making vocab ...')
dicts['vocab'] = initVocabulary("vocab", train['type']['vocab'], opt.vocab_size, opt.minimum_freq)
print('Making feature\'s vocab ...')
dicts['feature'] = initFeature("feature", train['type'])
print('Data to id')
train['data'] = feature_to_id(train['data'], dicts)
valid['data'] = feature_to_id(valid['data'], dicts)
print('batch')
train['data'] = data_to_batch(train['data'], opt.batch_size)
valid['data'] = data_to_batch(valid['data'], opt.batch_size, shuffle=False)
print('Extracting embeddings ...')
dicts['w2v'] = make_w2v(dicts['vocab'])
saveVocabulary("vocab", dicts["vocab"], opt.save_data + ".vocab.dict")
print('Saving data to \'' + opt.save_data + '.train.pt\'...')
save_data = {'dicts': dicts,
'features': feature_l,
'train': train,
'valid': valid,
'opt': opt}
torch.save(save_data, opt.save_data + '.train.pt')
if __name__ == "__main__":
main()