def get(self):
batchid = self.request.get('batchid')
batch = db.get(batchid)
uobjects = []
for user in batch.users:
if User.all().filter("nickname=", user).count() > 0:
continue
#TODO query FF for the users prescriptions
n = random.randint(1,10)
friends = [ ("user%02d" % (random.randint(0,19))) for i in range(n)]
u = User( nickname = user, friends = friends)
uobjects += [ u ]
db.put(uobjects)
batch.done = True
key = db.Key( str(batch.parent_key() ))
batch.delete()
#nbatches = Batch.all().ancestor( key ).filter("done=", True).count()
nbatches = Batch.all(keys_only=True)
nbatches = nbatches.ancestor( key )
nbatches = nbatches.count()
logging.info("nbatches=%d" % nbatches)
if nbatches == 0:
job = db.get( key )
job.done = True
job.put()
t = Task(method="GET", url="/tasks/FinishJob?jobid=%s" % job.key())
t.add()
def evaluate_epoch_sage(epoch, eval_type='valid'):
# initialize
logger.info('\n{} : Epoch {}'.format(eval_type.upper(), epoch))
model.eval()
text = valid['text'] if eval_type == 'valid' else test['text']
all_costs = []
for stidx in range(0, len(text[0]), params.bptt_size):
# prepare batch
# text_batch = pad_batch(text[:, stidx: stidx + params.batch_size].tolist(), encoder), pad_start_end=False)
text_batch = text[:, stidx:stidx + params.bptt_size + 1]
b = Batch(text_batch, [], encoder['_pad_'])
# model forward
if params.sememe:
text_y_hat, _ = model(b, clf=False, lm=True)
else:
text_y_hat = model(b, clf=False, lm=True)
# loss
loss = model.compute_lm_loss(text_y_hat, b.text_y, b.text_loss_mask)
all_costs.append(loss.data.item())
logger.info('loss {}; perplexity: {}'.format(
round(np.mean(all_costs), 2),
round(np.exp(np.mean(all_costs)), 2),
))
def batch_train(self, data, train_batches, responses=None):
'''
Train Model for a Batch of Input Data
'''
idxs = range(len(train_batches))
batches = train_batches.copy()
np.random.shuffle(batches)
total_cost = 0.0 # Total Loss
total_seq = 0.0 # Sequence Loss
total_pgen = 0.0 # Pgen Loss
#pbar = tqdm(enumerate(batches),total=len(train_batches))
#for i, indecies in pbar:
for i, indecies in enumerate(batches):
idx = indecies[0]
indecies = indecies[1:]
if len(indecies) == 0:
continue
if idx == 2:
batch_entry = Batch(data,
indecies,
args,
glob,
responses,
train=True)
else:
batch_entry = Batch(data,
indecies,
args,
glob,
None,
train=True)
cost_t, seq_loss, pgen_loss = self.model.fit(batch_entry)
total_seq += seq_loss
total_pgen += pgen_loss
total_cost += cost_t
#pbar.set_description('TL:{:.2f}, SL:{:.2f}, PL:{:.2f}'.format(total_cost/(i+1),total_seq/(i+1),total_pgen/(i+1)))
print('\nTotal L:{:.2f}, Sequence L:{:.2f}, P-Gen L:{:.2f}'.format(
total_cost, total_seq, total_pgen))
return total_cost
def get(self):
path = os.path.join(os.path.dirname(__file__), 'index.html')
room = self.request.get('room')
if room is None:
self.response.out.write(template.render(path,{"body":"Need a room name"}))
#TODO: query for users from friendfeed
users = [ ('user%02d' % (i)) for i in range(20)]
job = Job(roomname=room, done=False, users = users, score = [], ready = False)
job.put()
#TODO: Tune BATCHSIZE
BATCHSIZE = 4
for i in range(0,len(users),BATCHSIZE):
b = Batch(parent=job, users=users[i:i + BATCHSIZE], done = False)
b.put()
t = Task(method="GET", url="/tasks/RunBatch?batchid=%s" % b.key());
t.add()
self.redirect("/wait?jobid=%s" % job.key())
def play(config):
vocab = Vocab(config.vocab_file, config.vocab_size)
saved_model = torch.load(config.test_from, map_location='cpu')
model = Model(config, is_eval=True)
model.load_state_dict(saved_model['model'])
laser_beam = BeamSearch(model, config, 'intractive')
while True:
article = input('Input something to summarize:').lower()
article_words = word_tokenize(article)
data = {'article': article_words, 'abstract': 'for test'}
entry = Example(config, vocab, data)
normalized_input = Batch([entry] * config.beam_size)
best_hyp = laser_beam.beam_search(normalized_input)
decoded_abstract = laser_beam.get_summary(best_hyp, normalized_input)
print('Summary decoded:')
print(decoded_abstract)
def evaluate_epoch_csu(epoch, eval_type='valid'):
label = np.array([[]])
text = input('>>> ')
if text.strip() == '': return
text = np.array([[encoder.get(token, encoder['_unk_']) for token in text.strip().split()[:params.cut_down_len]]])
# initialize
# logger.info('\n{} : Epoch {}'.format(eval_type.upper(), epoch))
model.eval()
# data without shuffle
# if eval_type == 'train': text, label = train['text'], train['label']
# elif eval_type == 'valid': text, label = valid['text'], valid['label']
# else: text, label = test['text'], test['label']
valid_preds, valid_labels = [], []
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx: stidx + params.batch_size].tolist(), encoder, pad_start_end=True)
label_batch = label[stidx: stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
clf_output = model(b, clf=True, lm=False)
# evaluation
pred = clf_output.max(1)[1].data.cpu().numpy().astype(float)
valid_preds.extend(pred.tolist())
valid_labels.extend(label_batch.tolist())
valid_preds, valid_labels = np.array(valid_preds), np.array(valid_labels)
# A = (valid_preds == valid_labels).astype(float)
# acc = A.mean()
# z = 1.96 # 95%
# delta = z * np.sqrt(acc * (1 - acc) / len(A))
# conf_interval = (acc - delta, acc + delta)
# print('num instance', len(A))
# print('delta', delta)
# print('conf interval', '[%.3f , %.3f]' % (conf_interval[0], conf_interval[1]))
id2label = {v: k for k, v in params.label2id.items()}
label = id2label[int(valid_preds[0])]
print(label)
def evaluate_epoch_csu(epoch, eval_type='valid'):
# initialize
logger.info('\n{} : Epoch {}'.format(eval_type.upper(), epoch))
model.eval()
# data without shuffle
if eval_type == 'train': text, label = train['text'], train['label']
elif eval_type == 'valid': text, label = valid['text'], valid['label']
else:
if params.dataset == 'headline':
text, label = valid['text'], valid['label']
else:
text, label = test['text'], test['label']
valid_preds, valid_labels = [], []
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx:stidx + params.batch_size].tolist(),
encoder,
pad_start_end=True)
label_batch = label[stidx:stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
clf_output = model(b, clf=True, lm=False)
# evaluation
pred = clf_output.max(1)[1].data.cpu().numpy().astype(float)
valid_preds.extend(pred.tolist())
valid_labels.extend(label_batch.tolist())
valid_preds, valid_labels = np.array(valid_preds), np.array(valid_labels)
A = (valid_preds == valid_labels).astype(float)
acc = A.mean()
runid = params.inputdir.replace('exp/', '').replace('/', '-')
save_path = 'exp/adv/acc.%s.npy' % runid
print('Saved ACC to:', save_path)
np.save(save_path, A)
logger.info('{}; acc {}'.format(
epoch,
round(acc, 3),
))
def train_epoch_psvg(epoch):
# initialize
logger.info('\nTRAINING : Epoch {}'.format(epoch))
model.train()
all_costs = []
text = train['text']
for stidx in range(0, len(text[0]), params.bptt_size):
# prepare batch
text_batch = text[:, stidx: stidx + params.bptt_size + 1]
b = Batch(text_batch, [], encoder['_pad_'])
# model forward
text_y_hat = model(b, clf=False, lm=True)
# loss
loss = model.compute_lm_loss(text_y_hat, b.text_y, b.text_loss_mask)
all_costs.append(loss.data.item())
# backward
model_opt.optimizer.zero_grad()
loss.backward()
# optimizer step
model_opt.step()
# log and reset
if len(all_costs) == params.log_interval:
logger.info('{}; loss {}; perplexity: {}; lr {}; embed_norm: {}'.format(
stidx,
round(np.mean(all_costs), 2),
round(np.exp(np.mean(all_costs)), 2),
model_opt.rate(),
model.tgt_embed[0].lut.weight.data.norm()
))
all_costs = []
# save
torch.save(model, os.path.join(params.outputdir, "model-{}.pickle".format(epoch)))
def evaluate_epoch_csu(epoch, eval_type='valid'):
# initialize
logger.info('\n{} : Epoch {}'.format(eval_type.upper(), epoch))
model.eval()
# data without shuffle
if eval_type == 'train': text, label = train['text'], train['label']
elif eval_type == 'valid': text, label = valid['text'], valid['label']
else: text, label = test['text'], test['label']
valid_preds, valid_labels = [], []
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx:stidx + params.batch_size].tolist(),
encoder,
pad_start_end=True)
label_batch = label[stidx:stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
clf_output = model(b, clf=True, lm=False)
# evaluation
pred = clf_output.max(1)[1].data.cpu().numpy().astype(float)
valid_preds.extend(pred.tolist())
valid_labels.extend(label_batch.tolist())
valid_preds, valid_labels = np.array(valid_preds), np.array(valid_labels)
acc = (valid_preds == valid_labels).astype(float)
np.save('/home/anonymous/acc.npy', acc)
acc = acc.mean()
logger.info('{}; acc {}'.format(
epoch,
round(acc, 3),
))
def train_epoch_sage(epoch):
# initialize
logger.info('\nTRAINING : Epoch {}'.format(epoch))
model.train()
all_costs = []
all_costs_sp = []
text = train['text']
for stidx in range(0, len(text[0]), params.bptt_size):
# prepare batch
# text_batch = pad_batch(text[:, stidx: stidx + params.bptt_size].tolist(), encoder, pad_start_end=False)
text_batch = text[:, stidx:stidx + params.bptt_size + 1]
text_batch2 = text_batch[:, :-1]
b = Batch(text_batch, [], encoder['_pad_'])
# model forward
if params.sememe:
text_y_hat, sememe_y_hat = model(b, clf=False, lm=True)
sememe_y = torch.FloatTensor(
word2sememe[text_batch2.reshape(-1)].reshape(
[text_batch2.shape[0], text_batch2.shape[1], -1])).cuda()
loss_lm = model.compute_lm_loss(text_y_hat, b.text_y,
b.text_loss_mask)
loss_sp = model.compute_clf_loss(sememe_y_hat,
sememe_y,
multilabel=True)
loss = loss_lm + loss_sp
all_costs.append(loss_lm.data.item())
all_costs_sp.append(loss_sp.data.item())
else:
text_y_hat = model(b, clf=False, lm=True)
# loss
loss = model.compute_lm_loss(text_y_hat, b.text_y,
b.text_loss_mask)
all_costs.append(loss.data.item())
# backward
model_opt.optimizer.zero_grad()
# model_opt.zero_grad()
loss.backward()
torch.nn.utils.clip_grad_norm_(model.parameters(), params.max_norm)
# optimizer step
model_opt.step()
# log and reset
if len(all_costs) == params.log_interval:
logger.info(
'{}; loss {}; perplexity: {}; lr {}; embed_norm: {}'.format(
stidx,
round(np.mean(all_costs), 2),
round(np.exp(np.mean(all_costs)), 2),
params.lr, #model_opt.rate(),
0 #model.tgt_embed.weight.data.norm()
))
all_costs = []
if params.sememe:
logger.info('sp loss: {}'.format(np.mean(all_costs_sp)))
# save
torch.save(model,
os.path.join(params.outputdir, "model-{}.pickle".format(epoch)))
def train_epoch_csu(epoch):
# initialize
logger.info('\nTRAINING : Epoch {}'.format(epoch))
model.train()
all_costs, all_accs = [], []
# shuffle the data
permutation = np.random.permutation(len(train['text']))
text = train['text'][permutation]
label = train['label'][permutation]
print('TRAIN DATA', len(text))
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx:stidx + params.batch_size].tolist(),
encoder,
pad_start_end=True)
text_batch2 = text_batch[:, :-1]
label_batch = label[stidx:stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
if params.lm_coef == 0.: clf_output = model(b, clf=True, lm=False)
else:
if params.sememe:
clf_output, (text_y_hat, sememe_y_hat) = model(b,
clf=True,
lm=True)
else:
clf_output, text_y_hat = model(b, clf=True, lm=True)
# evaluation
pred = clf_output.max(1)[1].data.cpu().numpy().astype(float)
acc = (pred == label_batch).astype(float).mean()
loss = model.compute_clf_loss(clf_output, b.label)
if params.lm_coef != 0.0:
lm_loss = model.compute_lm_loss(text_y_hat, b.text_y,
b.text_loss_mask)
loss += params.lm_coef * lm_loss
if params.sememe:
sememe_y = torch.FloatTensor(
word2sememe[text_batch2.reshape(-1)].reshape(
[text_batch2.shape[0], text_batch2.shape[1],
-1])).cuda()
sp_loss = model.compute_clf_loss(sememe_y_hat,
sememe_y,
multilabel=True)
loss += params.lm_coef * sp_loss
all_costs.append(loss.data.item())
all_accs.append(acc)
# backward
model_opt.optimizer.zero_grad()
loss.backward()
torch.nn.utils.clip_grad_norm_(model.parameters(), params.max_norm)
# optimizer step
model_opt.step()
# log and reset
if len(all_costs) == params.log_interval:
logger.info('{}; loss {}; acc {}; lr {}; embed_norm {}'.format(
stidx,
round(np.mean(all_costs), 2),
round(np.mean(all_accs), 3),
params.lr, #model_opt.rate(),
model.tgt_embed[0].lut.weight.data.norm()))
all_costs, all_accs = [], []
# save
torch.save(model,
os.path.join(params.outputdir, "model-{}.pickle".format(epoch)))
def evaluate_epoch_csu(epoch, eval_type='valid'):
# initialize
logger.info('\n{} : Epoch {}'.format(eval_type.upper(), epoch))
model.eval()
# data without shuffle
if eval_type == 'train': text, label = train['text'], train['label']
elif eval_type == 'valid': text, label = valid['text'], valid['label']
else: text, label = test['text'], test['label']
valid_scores, valid_preds, valid_labels = [], [], []
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx: stidx + params.batch_size].tolist(), encoder, pad_start_end=True)
label_batch = label[stidx: stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
clf_output = model(b, clf=True, lm=False)
# evaluation
score = torch.sigmoid(clf_output).data.cpu().numpy()
pred = (score > 0.5).astype(float)
valid_scores.extend(score.tolist())
valid_preds.extend(pred.tolist())
valid_labels.extend(label_batch.tolist())
valid_scores, valid_preds, valid_labels = np.array(valid_scores), np.array(valid_preds), np.array(valid_labels)
np.save('{}/scores-{}.npy'.format(params.outputdir, epoch), valid_scores)
if params.hierachical:
parents = json.load(open('data/parents.json'))
id2label = json.load(open('data/labels.json'))
label2id = dict([(j, i) for i, j in enumerate(id2label)])
for i in range(valid_preds.shape[0]):
last_pred_i = valid_preds[i].copy()
while True:
for j in range(valid_preds.shape[1]):
did = id2label[j]
flag = True
now = did
while now in parents:
now = parents[now]
if now not in label2id: break
if valid_preds[i, label2id[now]] == 0:
flag = False
break
if not flag:
valid_preds[i, j] = 0.
if (valid_preds[i] == last_pred_i).all(): break
last_pred_i = valid_preds[i].copy()
em = metrics.accuracy_score(valid_labels, valid_preds)
p, r, f1, s = metrics.precision_recall_fscore_support(valid_labels, valid_preds, average='weighted')
logger.info('{}; em {}; p {}; r {}; f1 {}'.format(
epoch,
round(em, 3),
round(p, 3),
round(r, 3),
round(f1, 3)
))
def train_epoch_csu(epoch):
# initialize
logger.info('\nTRAINING : Epoch {}'.format(epoch))
model.train()
all_costs, all_em, all_p, all_r, all_f1 = [], [], [], [], []
# shuffle the data
permutation = np.random.permutation(len(train['text']))
text = train['text'][permutation]
label = train['label'][permutation]
for stidx in range(0, len(text), params.batch_size):
# prepare batch
text_batch = pad_batch(text[stidx: stidx + params.batch_size].tolist(), encoder, pad_start_end=True)
label_batch = label[stidx: stidx + params.batch_size]
b = Batch(text_batch, label_batch, encoder['_pad_'])
# model forward
if params.lm_coef == 0.: clf_output = model(b, clf=True, lm=False)
else: clf_output, text_y_hat = model(b, clf=True, lm=True)
# evaluation
pred = (torch.sigmoid(clf_output) > 0.5).data.cpu().numpy().astype(float)
em = metrics.accuracy_score(label_batch, pred)
p, r, f1, s = metrics.precision_recall_fscore_support(label_batch, pred, average='weighted')
all_em.append(em)
all_p.append(p)
all_r.append(r)
all_f1.append(f1)
if params.hierachical: loss = model.compute_hierachical_loss(clf_output, b.label)
else: loss = model.compute_clf_loss(clf_output, b.label)
if params.lm_coef != 0.0:
lm_loss = model.compute_lm_loss(text_y_hat, b.text_y, b.text_loss_mask)
loss += params.lm_coef * lm_loss
all_costs.append(loss.data.item())
# backward
model_opt.optimizer.zero_grad()
loss.backward()
# optimizer step
model_opt.step()
# log and reset
if len(all_costs) == params.log_interval:
logger.info('{}; loss {}; em {}; p {}; r {}; f1 {}; lr {}; embed_norm {}'.format(
stidx,
round(np.mean(all_costs), 2),
round(np.mean(all_em), 3),
round(np.mean(all_p), 3),
round(np.mean(all_r), 3),
round(np.mean(all_f1), 3),
model_opt.rate(),
model.tgt_embed[0].lut.weight.data.norm()
))
all_costs, all_em, all_p, all_r, all_f1 = [], [], [], [], []
# save
torch.save(model, os.path.join(params.outputdir, "model-{}.pickle".format(epoch)))
def batch_train_api(self,
data,
batches,
rl_data,
train=True,
output=False,
epoch_str="",
use_gold=False):
'''
Train Model for a Batch of Input Data
'''
file = None
if output and args.rl and args.rl_mode != 'GT':
dirName = 'logs/api/' + self.run_id
if not os.path.exists(dirName):
os.mkdir(dirName)
file = open(dirName + '/' + epoch_str + '.log', 'w+')
#if train: np.random.shuffle(batches)
total_cost = 0.0
total_reward = 0.0
total_entries_sum = 0.0
valid_entries_sum = 0.0
perfect_match_entries_sum = 0.0
db_results_map = {}
#pbar = tqdm(enumerate(batches),total=len(batches))
#for i, indecies in pbar:
for i, indecies in enumerate(batches):
idx = indecies[0]
indecies = indecies[1:]
batch_entry = Batch(data, indecies, args, glob, train=train)
# dont run api_predict if we have to just append Ground Truth
if args.rl_mode == "GT":
actions = None
pred_action_lengths = None
else:
if args.beam:
#if train:
parent_ids, predict_ids = self.model.api_predict(
batch_entry)
actions = calculate_beam_result(parent_ids, predict_ids,
args.max_api_length)
pred_action_lengths = None
#for batch_index, action_set in enumerate(actions):
# print()
# self.surface_form(batch_entry, parent_ids[batch_index], predict_ids[batch_index], action_set, batch_index)
# sys.exit()
#else:
# preds, pred_action_lengths = self.model.api_predict_no_bs(batch_entry)
# actions = pad_to_answer_size(list(preds), args.max_api_length, True)
else:
preds, pred_action_lengths = self.model.api_predict(
batch_entry)
actions = pad_to_answer_size(list(preds),
args.max_api_length, True)
#print(actions)
db_results, batched_actions_and_rewards, high_probable_rewards, total_entries, valid_entries, perfect_match_entries = \
calculate_reward(glob, actions, pred_action_lengths, batch_entry, rl_data, self.db_engine, self.model, args, data, out_file=file, mode=args.rl_mode, epoch_str=epoch_str, use_gold=use_gold)
total_entries_sum += total_entries
valid_entries_sum += valid_entries
perfect_match_entries_sum += perfect_match_entries
total_reward += high_probable_rewards
# dont run api_fit if are in Ground Truth mode
if train and args.rl_mode != "GT":
for actions_and_rewards in batched_actions_and_rewards:
total_cost += self.model.api_fit(batch_entry,
actions_and_rewards)
for id, response in zip(batch_entry.dialog_ids, db_results):
db_results_map[id] = response
valid_query_ratio = float(valid_entries_sum) / float(total_entries_sum)
perfect_query_ratio = float(perfect_match_entries_sum) / float(
total_entries_sum)
if output and args.rl and args.rl_mode != 'GT':
file.close()
return total_reward, perfect_query_ratio, valid_query_ratio, db_results_map
def batch_predict(self,
data,
batches,
rl_data,
output=False,
epoch_str=""):
'''
Get Predictions for Input Data batchwise
'''
batches_pre = batches[0]
batches_api = batches[1]
batches_post = batches[2]
#if args.rl and self.model.phase >= 1:
# total_reward, perfect_query_ratio, valid_query_ratio = self.batch_train_api(data, batches_api, rl_data, train=False, output=output, epoch_str=epoch_str)
if args.rl and self.model.phase >= 2:
predictions = []
dialog_ids = []
turn_ids = []
entities = []
oov_words = []
golds = []
stories = []
readable_answers = []
post_index = len(batches_pre)
batches = batches_pre + batches_post
#pbar = tqdm(enumerate(batches),total=len(batches))
#for i, indecies in pbar:
for i, indecies in enumerate(batches):
idx = indecies[0]
indecies = indecies[1:]
if len(indecies) == 0:
continue
# Get predictions
if i < post_index:
data_batch = Batch(data, indecies, args, glob, None)
elif self.model.phase < 2:
break
else:
data_batch = Batch(data, indecies, args, glob,
data.responses)
if args.simple_beam:
parent_ids, predict_ids = self.model.predict(data_batch)
else:
preds = self.model.predict(data_batch)
# Store prediction outputs
if args.simple_beam:
actions = calculate_beam_result(
parent_ids, predict_ids,
glob['candidate_sentence_size'])
for action in actions:
predictions.append(action[0])
else:
predictions += pad_to_answer_size(
list(preds), glob['candidate_sentence_size'])
dialog_ids += data_batch.dialog_ids
readable_answers += data_batch.readable_answers
#print('readable_answers', readable_answers)
turn_ids += data_batch.turn_ids
entities += data_batch.entities
oov_words += data_batch.oov_words
golds += data_batch.answers
stories += data_batch.readable_stories
# Evaluate metrics
acc = evaluate(args,
glob,
predictions,
golds,
stories,
entities,
dialog_ids,
turn_ids,
readable_answers,
oov_words,
self.db_engine,
out=output,
run_id=self.run_id,
epoch_str=epoch_str)
else:
acc = {}
acc['bleu'] = 0.0
acc['acc'] = 0.0
acc['dialog'] = 0.0
acc['f1'] = ((0.0, 0.0, 0.0), (0.0, 0.0, 0.0), (0.0, 0.0, 0.0))
acc['comp'] = 0.0
# not-used
# acc['api'] = (perfect_query_ratio if args.rl and self.model.phase >= 1 else 0.0)
return acc