def _feed_queue(self, first_call=False):
"""
Read the next inqueued e-mails.
:param bool first_call: Whether this is the first time this method is called (default False)
"""
if not first_call:
self._delete_messages()
self._queue = []
self._uids = []
self._current = 0
while not len(self._queue):
_, data = self._imap.search(None, 'ALL')
uids = data[0].split()
msg_pack = uids[:10] if len(uids) > 10 else uids
for num in msg_pack:
# Skip mails that previously failed
if num in self._failed_uids:
continue
_, raw_msg = self._imap.fetch(num, '(RFC822)')
self._queue.append(raw_msg[0][1])
self._uids.append(num)
if not len(self._queue):
LOGGER.debug('No email retrieved. Waiting before retrying.')
time.sleep(10)
def _create_collection(self, name):
"""
Create a single collection.
:param str name: Name of the collection to create
"""
LOGGER.info('Creating collection [%s]...', name)
self._db.create_collection(name)
def send_buffer(data_buffer, token):
data = {'system_token': token,
'send_timestamp': time.time(),
'data': data_buffer
}
req = requests.put(CONFIG.SERVER_ADDR + MEASURES_RES, json=data)
if req.ok:
LOGGER.info('Data pack sent')
def _send_mail(self, subject, body):
"""
Send a simple text e-mail. Settings are used to get the recipient.
:param str subject: Subject of the email
:param str body: Body content of the email
"""
try:
msg = MIMEText(body)
msg['Subject'] = subject
msg['From'] = settings.SCORING_EMAIL['reporting']['from']
msg['To'] = settings.SCORING_EMAIL['reporting']['to']
smtp = smtplib.SMTP_SSL(settings.SCORING_EMAIL['host'])
smtp.sendmail(msg['From'], msg['To'], msg.as_string())
smtp.quit()
except Exception as ex:
LOGGER.error('Something went wrong when sending the email: %s', ex)
def main():
"""
Spamhaus blacklisted ip extracting tool entry point.
"""
LOGGER.info("Started...")
# Read from stdin data
buf = []
for line in sys.stdin:
buf.append(line)
content = '\n'.join(buf)
LOGGER.info("Parsing html (%d bytes)", len(content))
documents = parse_html(content)
LOGGER.info("%d spamhaus entries found.", len(documents))
LOGGER.info("Updating database.")
update_db(documents)
LOGGER.info("Done.")
def run(self):
"""
Run the parser.
"""
with mongo.Mongo() as database:
current = self.next()
while current:
try:
addr = self.get_ip(current)
if not addr:
LOGGER.info('Entry skipped because no specified IP.')
current = self.next()
continue
if not utils.is_managed_ip(addr):
LOGGER.debug('Not a managed IP [%s].', addr)
current = self.next()
continue
doc_ts = int(time.mktime(self.get_date(current).timetuple()))
if doc_ts < YESTERDAY:
LOGGER.debug('This entry is too old [%s].', self.get_date(current))
current = self.next()
continue
document = {
'ip': addr,
'timestamp': doc_ts,
'weight': self.compute_weight(current),
'source': self.get_source(current),
'raw': self.get_raw(current)
}
database.push_ip_document(document)
except Exception as exc:
LOGGER.error('Unexpected error: %s [%s]', type(exc), exc.message)
LOGGER.error(traceback.format_exc())
current = self.next()
self.close()
def push_ip_document(self, input_dict):
"""
Push a new document regarding an IP or update existing document to
append new data.
:param dict input_dict: Expect a dictionnary having at least those
fields: [IP, filename, weight, source, timestamp, raw]
"""
file_doc = self._build_file_document(input_dict)
input_dict['filename'] = file_doc['filename']
if self.does_ip_exist(input_dict['ip']):
LOGGER.debug('IP [%s] already exists. Update...', input_dict['ip'])
self._ip_collection.update(
{'ip': input_dict['ip']},
{'$push': {'events': self._build_event_document(input_dict)}}
)
else:
LOGGER.debug('Brand new IP [%s]. Insert...', input_dict['ip'])
doc = self._build_full_document(input_dict)
self._ip_collection.save(doc)
self._ip_cache.append(input_dict['ip'])
self._raw_collection.save(file_doc)
def get_reader_for_mail(raw):
"""
Automatically detect the appropriate reader that will be able to
read the passed e-mail. This method is static.
:param str raw: The raw e-mail content
:rtype: Object
:return: An instance of :py:class:`parsing.mails.mailreader.AbstractMailReader`
"""
match = re.search(r'{}:\s(.*)'.format(settings.SCORING_EMAIL['partner_header']), raw)
if not match:
raise Exception('Malformed input mail :: missing header [{}]'.format(settings.SCORING_EMAIL['partner_header']))
source = match.group(1).strip()
LOGGER.debug('Mail from %s', source)
if source in ("AOL", "SignalSpam"):
return arf.ArfReader(raw, source)
elif source == "SpamCop":
return spamcop.SpamcopReader(raw)
raise Exception(
'Malformed input mail :: unknown value [{}] for header [{}]'.format(source, settings.SCORING_EMAIL['partner_header'])
)
def validate_videoQA(model, val_loader, split, task="tvqa", save_logits=False):
LOGGER.info(f"start running validation on {task} {split} split...")
model.eval()
val_loss = 0
n_ex = 0
tot_score = 0
results = {}
logits = {}
val_log = {}
st = time()
has_gt_target = True
for i, batch in enumerate(val_loader):
targets = batch['targets']
if has_gt_target and targets.min() < 0:
has_gt_target = False
LOGGER.info(
"No GT annotations provided, only generate predictions")
if 'qids' in batch:
qids = batch['qids']
del batch['qids']
scores = model(batch, task, compute_loss=False)
answers = [
i for i in scores.max(dim=-1, keepdim=False)[1].cpu().tolist()
]
for qid, answer in zip(qids, answers):
results[str(qid)] = answer
if save_logits:
scores = scores.cpu().tolist()
for qid, logit in zip(qids, scores):
logits[str(qid)] = logit
if has_gt_target:
loss = F.cross_entropy(scores,
targets.squeeze(-1),
reduction='sum')
val_loss += loss.item()
tot_score += compute_accuracies(scores, targets)
n_ex += len(qids)
if has_gt_target:
val_loss = sum(all_gather_list(val_loss))
tot_score = sum(all_gather_list(tot_score))
n_ex = sum(all_gather_list(n_ex))
tot_time = time() - st
val_loss /= n_ex
val_acc = tot_score / n_ex
val_log = {
'valid/loss': val_loss,
'valid/acc': val_acc,
'valid/ex_per_s': n_ex / tot_time
}
LOGGER.info(f"validation finished in {int(tot_time)} seconds, "
f"loss:{val_loss:.2f}, score: {val_acc*100:.2f}")
model.train()
return val_log, results, logits
def validate_mlm(model, val_loader):
LOGGER.info("start running MLM validation...")
val_loss = 0
n_correct = 0
n_word = 0
st = time()
for i, batch in enumerate(val_loader):
scores = model(batch, task='mlm', compute_loss=False)
labels = batch['txt_labels']
labels = labels[labels != -1]
loss = F.cross_entropy(scores, labels, reduction='sum')
val_loss += loss.item()
n_correct += (scores.max(dim=-1)[1] == labels).sum().item()
n_word += labels.numel()
val_loss = sum(all_gather_list(val_loss))
n_correct = sum(all_gather_list(n_correct))
n_word = sum(all_gather_list(n_word))
tot_time = time() - st
val_loss /= n_word
acc = n_correct / n_word
val_log = {'loss': val_loss, 'acc': acc, 'tok_per_s': n_word / tot_time}
LOGGER.info(f"validation finished in {int(tot_time)} seconds, "
f"acc: {acc*100:.2f}")
return val_log
def export_val_predictions(self, test=False, test_idx=0, threshold=0.5):
batch_loader = self.config['val_loader'] if not test else self.config[
'test_loader'][test_idx]
test_name = batch_loader.dataset.name
LOGGER.info("Exporting %s predictions..." % (test_name))
self.model.eval()
## Step 1: Find the optimal threshold on validation set
_, _ = self.eval_model(test=test, test_idx=test_idx)
val_probs = torch.tensor(self.probs_list)
val_labels = torch.tensor(self.labels_list)
if len(self.id_list) != 0:
val_ids = torch.tensor(self.id_list)
else:
val_ids = torch.zeros_like(val_labels) - 1
val_preds = (val_probs > threshold).long()
self._export_preds(val_ids,
val_probs,
val_preds,
labels=val_labels,
file_postfix="_%s_preds.csv" % test_name)
LOGGER.info("Finished export of %s predictions" % test_name)
def create_dataloaders(datasets, is_train, opts, all_img_dbs=None):
# opts.conf_th ： 0.2
# opts.min_bb : 10
# opts.num_bb 36
if all_img_dbs is None:
all_img_dbs = ImageLmdbGroup(opts.conf_th, opts.max_bb, opts.min_bb,
opts.num_bb, opts.compressed_db)
dataloaders = {}
for dset in datasets:
if is_train:
assert len(dset['db']) == len(dset['img'])
assert len(dset['tasks']) == len(dset['mix_ratio'])
img_db = [all_img_dbs[path] for path in dset['img']]
else:
assert len(dset['db']) == len(dset['img']) == 1
img_db = all_img_dbs[dset['img'][0]]
for i, t in enumerate(dset['tasks']):
task = f'{t}_{dset["name"]}'
if is_train:
LOGGER.info(f"Loading {task} train dataset "
f"{dset['db']}, {[img.img_dir for img in img_db]}")
txt_db = [
TxtTokLmdb(path, opts.max_txt_len) for path in dset['db']
]
else:
LOGGER.info(f"Loading {task} validation dataset, "
f"{dset['db']}, {img_db.img_dir}")
txt_db = TxtTokLmdb(dset['db'][0], -1)
if task.startswith('mlm'):
dataset = build_mlm_dataset(txt_db, img_db, is_train, opts)
elif task.startswith('mrfr'):
dataset = build_mrfr_dataset(txt_db, img_db, is_train, opts)
elif task.startswith('mrc'):
dataset = build_mrc_dataset(txt_db, img_db, is_train, opts)
elif task.startswith('itm'):
dataset = build_itm_dataset(txt_db, img_db, is_train, opts)
else:
raise ValueError(f'Undefined task {task}')
LOGGER.info(f"{len(dataset[0])*hvd.size()} samples loaded")
if task.startswith('itm'):
# itm handles distributed training in dset not sampler
loader = build_dataloader_itm(*dataset, is_train, opts)
else:
loader = build_dataloader(*dataset, is_train, opts)
if is_train:
ratio = dset['mix_ratio'][i]
dataloaders[task] = (loader, ratio)
else:
dataloaders[task] = PrefetchLoader(loader)
return dataloaders, all_img_dbs
def obtain_system_token():
LOGGER.info('Trying to read token from file: %s', CONFIG.TOKEN_FILE)
token_file = open(CONFIG.TOKEN_FILE, 'r')
file_content = token_file.read().splitlines()
if len(file_content) >= 2 and file_content[0] == TOKEN_START and file_content[2] == TOKEN_END:
LOGGER.info('Reading token from file succeeded')
return file_content[1]
else:
LOGGER.warn('Reading token from file failed')
return aquire_token()
def create_dataloaders(datasets, is_train, opts, all_img_dbs=None):
all_img_dbs = ImageLmdbGroup(opts.conf_th, opts.max_bb, opts.min_bb,
opts.num_bb, opts.compressed_db)
dataloaders = {}
for dset in datasets:
if is_train:
txt_path = opts.train_txt_dbs
img_path = opts.train_img_dbs
else:
txt_path = opts.val_txt_dbs
img_path = opts.val_img_dbs
for i, t in enumerate(dset['tasks']):
task = f'{t}_{dset["name"]}'
if is_train:
LOGGER.info(f"Loading {task} train dataset "
f"{dset['db']}, {dset['img']}")
else:
LOGGER.info(f"Loading {task} validation dataset, "
f"{dset['db']}, {dset['img']}")
if task.startswith('mlm'):
dataset = build_mlm_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
elif task.startswith('mrfr'):
dataset = build_mrfr_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
elif task.startswith('mrckl'):
dataset = build_mrc_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
elif task.startswith('itm'):
dataset = build_itm_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
elif task.startswith('itkm'):
dataset = build_itkm_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
elif task.startswith('mkm'):
dataset = build_mkm_dataset(txt_path, img_path, all_img_dbs,
is_train, opts)
else:
raise ValueError(f'Undefined task {task}')
LOGGER.info(f"{len(dataset[0])*hvd.size()} samples loaded")
if task.startswith('itm'):
# itm handles distributed training in dset not sampler
loader = build_dataloader_itm(*dataset, is_train, opts)
else:
loader = build_dataloader(*dataset, is_train, opts)
if is_train:
ratio = dset['mix_ratio'][i]
dataloaders[task] = (loader, ratio)
else:
dataloaders[task] = PrefetchLoader(loader)
return dataloaders, all_img_dbs
def aquire_token():
LOGGER.info('Trying to aquire token from server')
token_file = open(CONFIG.TOKEN_FILE, 'w')
req = requests.put(CONFIG.SERVER_ADDR + TOKENS_RES, json={'system_name': CONFIG.SYSTEM_NAME})
if req.ok:
LOGGER.info('Aquiring token from server succeeded')
generated_token = req.json()['generated_token']
token_file.write('\n'.join([TOKEN_START, generated_token, TOKEN_END]))
return generated_token
else:
LOGGER.error('Failed to aquire token from server')
raise TokenNotFoundException()
def main():
args = get_args()
helper.print_script_args_and_info(args)
os.makedirs(args.embeddings_result_folder, exist_ok=True)
LOGGER.info('Loading pre-trained embedding')
LOGGER.info('Starting to process datasets')
Parallel(n_jobs=args.n_jobs)(
delayed(process_dataset)(dataset_name, args)
for dataset_name in dataset_helper.get_dataset_names_with_concept_map(
limit_datasets=args.limit_dataset))
LOGGER.info('Finished')
def purge_old_documents(self):
"""
Archive IP sub-documents older than a month ago. These documents are moved
into a dedicated archiving collection.
"""
total_count = 0
request = {
'events.timestamp': {
'$lt': A_MONTH_AGO
}
}
LOGGER.debug("Archiving events older than %d...", A_MONTH_AGO)
for doc in self._ip_collection.find(request):
archives_bulk = []
for event in doc['events']:
# All documents having at least 1 timestamp < A_MONTH_AGO are retrieved.
# This condition removes subdocuments that do not match.
if event['timestamp'] < A_MONTH_AGO:
archives_bulk.append({
'ip': doc['ip'],
'filename': event['filename'],
'source': event['source'],
'weight': event['weight'],
'timestamp': event['timestamp']
})
result = self._archive_collection.insert(archives_bulk)
total_count = total_count + len(result)
result = self._ip_collection.update(request, {
'$pull': {
'events': {
'timestamp': {
'$lt': A_MONTH_AGO
}
}
}
}, multi=True)
LOGGER.info('%d documents archived.', total_count)
# Remove single entries
result = self._ip_collection.remove({
'events.timestamp': {
'$exists': False
}
}, multi=True)
LOGGER.info('%d single entries have been removed.', result['n'])
def purge_old_documents(self):
"""
Archive IP sub-documents older than a month ago. These documents are moved
into a dedicated archiving collection.
"""
total_count = 0
request = {'events.timestamp': {'$lt': A_MONTH_AGO}}
LOGGER.debug("Archiving events older than %d...", A_MONTH_AGO)
for doc in self._ip_collection.find(request):
archives_bulk = []
for event in doc['events']:
# All documents having at least 1 timestamp < A_MONTH_AGO are retrieved.
# This condition removes subdocuments that do not match.
if event['timestamp'] < A_MONTH_AGO:
archives_bulk.append({
'ip': doc['ip'],
'filename': event['filename'],
'source': event['source'],
'weight': event['weight'],
'timestamp': event['timestamp']
})
result = self._archive_collection.insert(archives_bulk)
total_count += len(result)
self._ip_collection.update(
request,
{'$pull': {
'events': {
'timestamp': {
'$lt': A_MONTH_AGO
}
}
}},
multi=True)
LOGGER.info('%d documents archived.', total_count)
# Remove single entries
result = self._ip_collection.remove(
{'events.timestamp': {
'$exists': False
}}, multi=True)
LOGGER.info('%d single entries have been removed.', result['n'])
def get_response(req_type="POST",
url=None,
data=None,
headers=DEFAULT_HEADER,
cookies=COOKIES):
""" http请求 """
LOGGER.info(url + " " + str(data) + " " + str(COOKIES))
try:
if req_type.upper() == "POST":
r = requests.post(url=url,
data=data,
headers=headers,
allow_redirects=True,
cookies=cookies)
elif req_type.upper() == "GET":
param_list = []
for key, value in data.items():
param_list.append(key + "=" + value)
r = requests.get(url=url + "?" + "&".join(param_list),
data={},
headers=headers,
allow_redirects=True,
cookies=cookies)
else:
raise TypeError("http method error")
except (requests.exceptions.ConnectionError, TypeError) as e:
LOGGER.error("send request fail " + str(e))
return None
if r.status_code == requests.codes.ok:
# LOGGER.info(r.text)
# 更新cookies
if len(r.cookies) != 0:
COOKIES.update(r.cookies)
for res in r.history:
if len(res.cookies) != 0:
COOKIES.update(res.cookies)
return r.text
else:
LOGGER.error("status code " + str(r.status_code))
return None
def evaluate(model, eval_loader):
LOGGER.info("start running evaluation...")
model.eval()
tot_score = 0
n_ex = 0
st = time()
predictions = []
for i, batch in enumerate(eval_loader):
(tgt_box_list, obj_boxes_list, sent_ids) = (
batch['tgt_box'], batch['obj_boxes'], batch['sent_ids'])
# scores (n, max_num_bb)
scores = model(batch, compute_loss=False)
ixs = torch.argmax(scores, 1).cpu().detach().numpy() # (n, )
# pred_boxes
for ix, obj_boxes, tgt_box, sent_id in \
zip(ixs, obj_boxes_list, tgt_box_list, sent_ids):
pred_box = obj_boxes[ix]
predictions.append({'sent_id': int(sent_id),
'pred_box': pred_box.tolist(),
'tgt_box': tgt_box.tolist()})
if eval_loader.loader.dataset.computeIoU(pred_box, tgt_box) > .5:
tot_score += 1
n_ex += 1
if i % 100 == 0 and hvd.rank() == 0:
n_results = len(predictions)
n_results *= hvd.size() # an approximation to avoid hangs
LOGGER.info(f'{n_results}/{len(eval_loader.dataset)} '
'answers predicted')
n_ex = sum(all_gather_list(n_ex))
tot_time = time()-st
tot_score = sum(all_gather_list(tot_score))
val_acc = tot_score / n_ex
val_log = {'valid/acc': val_acc, 'valid/ex_per_s': n_ex/tot_time}
model.train()
LOGGER.info(f"validation ({n_ex} sents) finished in"
f" {int(tot_time)} seconds"
f", accuracy: {val_acc*100:.2f}%")
# summarizae
results = {'acc': val_acc, 'predictions': predictions}
return val_log, results
def get_hito_data(request):
if request.method == 'POST':
# 获取一言
hitoko_url = "https://api.imjad.cn/hitokoto"
hitoko_data = {
"c": "c",
"encode": "json",
"charset": "utf-8",
"length": 50,
}
data = []
for i in range(0, 10):
hitoko_res = requests.get(hitoko_url,
hitoko_data,
verify=False)
hitoko_res_text = str(hitoko_res.text)
json_obj = json.loads(hitoko_res_text)
if json_obj:
hito_text = json_obj['hitokoto']
LOGGER.info(hito_text)
data.append(hito_text)
res = {}
if data:
res['msg'] = "获取一言完成"
res['status'] = True
LOGGER.info("获取一言完成")
else:
res['msg'] = "获取一言失败"
res['status'] = False
LOGGER.error("获取一言失败")
response_data = {
"msg": res['msg'],
"status": res['status'],
"data": data
}
return JsonResponse(response_data)
def validate(loader, generator, tokenizer, evaluator):
st = time()
generator.model.eval()
results = []
for batch in loader:
vids = batch['vid_names']
cids = batch['clip_ids']
all_ts = batch['all_ts']
outputs = generator.greedy_decode(batch)
for vid, cid, ts, out_ids in zip(vids, cids, all_ts, outputs):
output = tokenizer.convert_tokens_to_string(
tokenizer.convert_ids_to_tokens(out_ids))
results.append({'vid_name': vid, 'clip_id': cid, 'ts': ts,
'descs': [{'desc': output}]})
results = [r for rs in all_gather_list(results) for r in rs]
LOGGER.info(f'decoding finished in {int(time() - st)} seconds')
if hvd.rank() == 0:
val_log = evaluator(results)
LOGGER.info(f'Validation finished in {int(time() - st)} seconds')
LOGGER.info(f'CIDEr: {val_log["CIDEr"]}')
else:
val_log = {}
generator.model.train()
return val_log, results
parser.add_argument('--race_gender_hidden_size',
type=int,
default=0,
help='Hidden size for race and gender')
args, unparsed = parser.parse_known_args()
config = args.__dict__
wandb.config.update(config)
config['device'] = get_device()
config['n_classes'] = 2 if config['loss_func'] == 'ce' else 1
# Check all provided paths:
if not os.path.exists(config['data_path']):
raise ValueError("[!] ERROR: Dataset path does not exist")
else:
LOGGER.info("Data path checked..")
if not os.path.exists(config['model_path']):
LOGGER.warning(
"Creating checkpoint path for saved models at: {}\n".format(
config['model_path']))
os.makedirs(config['model_path'])
else:
LOGGER.info("Model save path checked..")
if 'config' in config:
if not os.path.isfile(config['config']):
raise ValueError("[!] ERROR: config JSON path does not exist")
else:
LOGGER.info("config JSON path checked..")
if not os.path.exists(config['vis_path']):
LOGGER.warning(
"Creating checkpoint path for Tensorboard visualizations at: {}\n"
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
hps_file = f"{opts.output_dir}/log/hps.json"
model_opts = Struct(json.load(open(hps_file)))
# train_examples = None
ans2label_file = f"{opts.output_dir}/ckpt/ans2label.json"
ans2label = json.load(open(ans2label_file))
label2ans = {label: ans for ans, label in ans2label.items()}
# load DBs and image dirs
eval_img_db = DetectFeatLmdb(
opts.img_db,
model_opts.conf_th,
model_opts.max_bb,
model_opts.min_bb,
model_opts.num_bb,
opts.compressed_db,
)
eval_txt_db = TxtTokLmdb(opts.txt_db, -1)
eval_dataset = VqaEvalDataset(len(ans2label), eval_txt_db, eval_img_db)
# Prepare model
if exists(opts.checkpoint):
ckpt_file = opts.checkpoint
else:
ckpt_file = f"{opts.output_dir}/ckpt/model_step_{opts.checkpoint}.pt"
checkpoint = torch.load(ckpt_file)
model = UniterForVisualQuestionAnswering.from_pretrained(
f"{opts.output_dir}/log/model.json",
checkpoint,
img_dim=IMG_DIM,
num_answer=len(ans2label),
)
model.to(device)
if opts.fp16:
model = amp.initialize(model, enabled=True, opt_level="O2")
sampler = TokenBucketSampler(
eval_dataset.lens,
bucket_size=BUCKET_SIZE,
batch_size=opts.batch_size,
droplast=False,
)
eval_dataloader = DataLoader(
eval_dataset,
batch_sampler=sampler,
num_workers=opts.n_workers,
pin_memory=opts.pin_mem,
collate_fn=vqa_eval_collate,
)
eval_dataloader = PrefetchLoader(eval_dataloader)
val_log, results, logits = evaluate(model, eval_dataloader, label2ans,
opts.save_logits)
result_dir = f"{opts.output_dir}/results_test"
if not exists(result_dir) and rank == 0:
os.makedirs(result_dir)
all_results = list(concat(all_gather_list(results)))
if opts.save_logits:
all_logits = {}
for id2logit in all_gather_list(logits):
all_logits.update(id2logit)
if hvd.rank() == 0:
with open(f"{result_dir}/"
f"results_{opts.checkpoint}_all.json", "w") as f:
json.dump(all_results, f)
if opts.save_logits:
np.savez(f"{result_dir}/logits_{opts.checkpoint}_all.npz",
**all_logits)
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
opts.n_gpu = n_gpu
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if hvd.rank() != 0:
LOGGER.disabled = True
set_random_seed(opts.seed)
# train_examples = None
LOGGER.info(f"Loading the whole video dataset {opts.sub_txt_db}, "
f"{opts.vfeat_db}")
if opts.task != "didemo_video_only":
video_db = load_video_sub_dataset(opts.vfeat_db, opts.sub_txt_db,
opts.vfeat_interval, opts)
else:
txt_meta = load_json(join(opts.train_query_txt_db, "meta.json"))
video_db = load_video_only_dataset(opts.vfeat_db, txt_meta,
opts.vfeat_interval, opts)
# data loaders
# train
video_ids = get_video_ids(opts.train_query_txt_db)
train_q_txt_db = QueryTokLmdb(opts.train_query_txt_db, opts.max_txt_len)
train_dataloaders = build_downstream_dataloaders([opts.task],
video_db,
video_ids,
True,
opts,
shuffle=True,
q_txt_db=train_q_txt_db)
meta_loader = MetaLoader(train_dataloaders,
accum_steps=opts.gradient_accumulation_steps,
distributed=n_gpu > 1)
meta_loader = PrefetchLoader(meta_loader)
# val
video_ids = get_video_ids(opts.val_query_txt_db)
val_q_txt_db = QueryTokLmdb(opts.val_query_txt_db, -1)
val_dataloaders = build_downstream_dataloaders([opts.task],
video_db,
video_ids,
False,
opts,
q_txt_db=val_q_txt_db)
if opts.task != "didemo_video_only":
inf_dataset = VcmrFullEvalDataset
else:
inf_dataset = VcmrVideoOnlyFullEvalDataset
LOGGER.info(f"Loading Inference Dataset {opts.val_query_txt_db} (val)")
val_dset = inf_dataset(video_ids,
video_db,
val_q_txt_db,
distributed=opts.distributed_eval)
inf_loader_val = DataLoader(val_dset,
batch_size=opts.vcmr_eval_q_batch_size,
num_workers=opts.n_workers,
pin_memory=opts.pin_mem,
collate_fn=vcmr_full_eval_collate)
inf_loader_val = PrefetchLoader(inf_loader_val)
if opts.test_query_txt_db:
LOGGER.info(
f"Loading Inference Dataset {opts.test_query_txt_db} (test)")
video_ids = get_video_ids(opts.test_query_txt_db)
test_q_txt_db = QueryTokLmdb(opts.test_query_txt_db, -1)
test_dset = inf_dataset(video_ids,
video_db,
test_q_txt_db,
distributed=opts.distributed_eval)
inf_loader_test = DataLoader(test_dset,
batch_size=opts.vcmr_eval_q_batch_size,
num_workers=opts.n_workers,
pin_memory=opts.pin_mem,
collate_fn=vcmr_full_eval_collate)
inf_loader_test = PrefetchLoader(inf_loader_test)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
img_pos_embed_weight_key = "v_encoder.f_encoder.img_embeddings" +\
".position_embeddings.weight"
if img_pos_embed_weight_key in checkpoint:
max_frm_seq_len = len(checkpoint[img_pos_embed_weight_key])
else:
max_frm_seq_len = MAX_FRM_SEQ_LEN
model = HeroForVcmr.from_pretrained(
opts.model_config,
state_dict=checkpoint,
vfeat_dim=VFEAT_DIM,
max_frm_seq_len=max_frm_seq_len,
lw_neg_ctx=opts.lw_neg_ctx,
lw_neg_q=opts.lw_neg_q,
lw_st_ed=0,
ranking_loss_type=opts.ranking_loss_type,
use_hard_negative=False,
hard_pool_size=opts.hard_pool_size,
margin=opts.margin,
use_all_neg=opts.use_all_neg,
drop_svmr_prob=opts.drop_svmr_prob)
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
task2scaler = {t: i for i, t in enumerate(train_dataloaders.keys())}
model, optimizer = amp.initialize(model,
optimizer,
num_losses=len(task2scaler),
enabled=opts.fp16,
opt_level='O2')
restorer = TrainingRestorer(opts, model, optimizer)
global_step = restorer.global_step
TB_LOGGER.global_step = global_step
if hvd.rank() == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
if not exists(join(opts.output_dir, 'results')):
# store tvr predictions
os.makedirs(join(opts.output_dir, 'results'))
if opts.nms_thd != -1:
# store tvr-nms predictions
if not exists(join(opts.output_dir, 'results_nms')):
os.makedirs(join(opts.output_dir, 'results_nms'))
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
else:
pbar = NoOp()
model_saver = NoOp()
restorer = NoOp()
if global_step > 0:
pbar.update(global_step)
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
task2loss = {
task: RunningMeter(f'loss/{task}')
for task in train_dataloaders.keys()
}
for obj in (f'{opts.task}_st_ed', f'{opts.task}_neg_ctx',
f'{opts.task}_neg_q'):
task2loss[obj] = RunningMeter(f'loss/{obj}')
model.train()
n_examples = defaultdict(int)
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
if global_step == 0:
optimizer.step()
for step, (task, batch) in enumerate(meta_loader):
if len(opts.hard_negtiave_start_step) > 0:
for i, hn_step in enumerate(opts.hard_negtiave_start_step):
if global_step >= hn_step and hn_step != -1:
model.set_hard_negative(True, opts.hard_pool_size[i],
opts.hard_neg_weights[i])
if opts.train_span_start_step != -1 and\
global_step >= opts.train_span_start_step:
model.set_train_st_ed(opts.lw_st_ed)
n_examples[task] += opts.train_batch_size
loss = model(batch, task=task, compute_loss=True)
loss_st_ed, loss_neg_ctx, loss_neg_q = loss
loss = loss_st_ed + loss_neg_ctx + loss_neg_q
for n, ls, w in (('st_ed', loss_st_ed, opts.lw_st_ed),
('neg_ctx', loss_neg_ctx, opts.lw_neg_ctx),
('neg_q', loss_neg_q, opts.lw_neg_q)):
ls = ls.item()
if w:
ls /= w
task2loss[f'{task}_{n}'](ls)
loss = loss.mean()
task2loss[task](loss.item())
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss,
optimizer,
delay_unscale=delay_unscale,
loss_id=task2scaler[task]) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
TB_LOGGER.log_scaler_dict({
temp_loss.name: temp_loss.val
for temp_loss in task2loss.values()
if temp_loss.val is not None
})
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info('-------------------------------------------')
LOGGER.info(f'Step {global_step}:')
for t in train_dataloaders.keys():
tot_ex = sum(all_gather_list(n_examples[t]))
ex_per_sec = int(tot_ex / (time() - start))
LOGGER.info(f'{t}: {tot_ex} examples trained at '
f'{ex_per_sec} ex/s')
TB_LOGGER.add_scalar(f'perf/{t}_ex_per_s', ex_per_sec,
global_step)
if global_step % opts.valid_steps == 0:
LOGGER.info('===========================================')
LOGGER.info(f"Step {global_step}: start running validation")
validate(model, val_dataloaders, opts)
if hvd.rank() == 0 or opts.distributed_eval:
log, results = validate_full_vcmr(model,
inf_loader_val,
'val',
opts,
model_opts=opts)
save_json(
results, f'{opts.output_dir}/results/'
f'val_results_{global_step}_rank{hvd.rank()}.json')
TB_LOGGER.log_scaler_dict(log)
if opts.test_query_txt_db:
log, results = validate_full_vcmr(model,
inf_loader_test,
'test',
opts,
model_opts=opts)
save_json(
results, f'{opts.output_dir}/results/'
f'test_results_{global_step}_rank{hvd.rank()}.json'
)
TB_LOGGER.log_scaler_dict(log)
LOGGER.info('===========================================')
model_saver.save(model, global_step)
# step restorer in the end to prevent missing validation checkpoint
restorer.step()
if global_step >= opts.num_train_steps:
break
LOGGER.info('===========================================')
if global_step % opts.valid_steps != 0:
if hvd.rank() == 0 or opts.distributed_eval:
log, results = validate_full_vcmr(model,
inf_loader_val,
'val',
opts,
model_opts=opts)
save_json(
results, f'{opts.output_dir}/results/'
f'val_results_{global_step}'
f'_rank{hvd.rank()}_final.json')
TB_LOGGER.log_scaler_dict(log)
if opts.test_query_txt_db:
log, results = validate_full_vcmr(model,
inf_loader_test,
'test',
opts,
model_opts=opts)
save_json(
results, f'{opts.output_dir}/results/'
f'test_results_{global_step}_rank{hvd.rank()}.json')
TB_LOGGER.log_scaler_dict(log)
model_saver.save(model, f'{global_step}_final')
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(
device, n_gpu, hvd.rank(), opts.fp16))
device = torch.device("cuda:1")
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
if hvd.rank() == 0:
TB_LOGGER.create(join(opts.output_dir, 'log'))
os.makedirs(join(opts.output_dir, 'ckpt'))
save_training_meta(opts)
# TB_LOGGER.create(join(opts.output_dir, 'log'))
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
# store ITM predictions
os.makedirs(join(opts.output_dir, 'results_val'))
os.makedirs(join(opts.output_dir, 'results_test'))
os.makedirs(join(opts.output_dir, 'results_train'))
else:
LOGGER.disabled = True
model_saver = NoOp()
# load DBs and image dirs
all_img_dbs = ImageLmdbGroup(opts.conf_th, opts.max_bb, opts.min_bb,
opts.num_bb, opts.compressed_db)
# train
train_dataset = MemeAIDataset(json_path = '/home/data/meme_json/train.json',
npz_folder = '/home/data/faster_cnn_feature/',
mode = 'train')
train_loader = DataLoader(train_dataset,
batch_size = opts.train_batch_size,
shuffle = True,
num_workers = opts.n_workers,
collate_fn=collate_fn)
train_loader = PrefetchLoader(train_loader)
# val
val_dataset = MemeAIDataset(json_path = '/home/data/meme_json/dev.json',
npz_folder = '/home/data/faster_cnn_feature/',
mode = 'val')
val_loader = DataLoader(val_dataset,
batch_size = opts.inf_minibatch_size,
shuffle = False,
num_workers = opts.n_workers,
collate_fn=collate_fn)
val_loader = PrefetchLoader(val_loader)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
model = Meme.from_pretrained(
opts.model_config, state_dict=checkpoint,
img_dim=IMG_DIM)
model.init_output() # pretrain ITM head is different from ranking head
model.to(device)
# make sure every process has same model parameters in the beginning
# broadcast_tensors([p.data for p in model.parameters()], 0)
# set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
model, optimizer = amp.initialize(model, optimizer,
enabled=opts.fp16, opt_level='O2')
global_step = 0
# LOGGER.info(f"***** Running training on {n_gpu} GPUs *****")
# LOGGER.info(" Num examples = %d", len(train_dataset) * hvd.size())
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
running_loss = RunningMeter('loss')
model.train()
n_examples = 0
n_epoch = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
# while True:
for epoch in range(opts.epoch):
print('epoch {}/ {}'.format(epoch, opts.epoch))
pbar = tqdm(total=len(train_loader))
model.train()
preds = None
gt = None
for step, batch in enumerate(train_loader):
x = batch[0]
y = batch[1]
n_examples += x['input_ids'].size(0)
pred = model(x)
if preds is None:
preds = torch.sigmoid(pred)
gt = y
else:
preds = torch.cat((preds, torch.sigmoid(pred)), dim = 0)
gt = torch.cat((gt, y), dim = 0)
loss = F.binary_cross_entropy(torch.sigmoid(pred), y)
delay_unscale = (step+1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer, delay_unscale=delay_unscale
) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None]
all_reduce_and_rescale_tensors(grads, float(1))
running_loss(loss.item())
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
# NOTE: not gathered across GPUs for efficiency
TB_LOGGER.add_scalar('loss', running_loss.val, global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
# NOTE: not gathered across GPUs for efficiency
TB_LOGGER.add_scalar('loss', running_loss.val, global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
with torch.no_grad():
preds = preds.cpu().numpy().reshape(len(preds), )
gt = gt.cpu().numpy()
roc = roc_auc_score(gt, preds)
acc = accuracy_score(gt, np.around(preds))
train_log = {'train/roc': roc, 'train/acc': acc}
TB_LOGGER.log_scaler_dict({f"train/{k}": v for k, v in train_log.items()})
# monitor training throughput
val_log = validate(model, val_loader)
TB_LOGGER.log_scaler_dict({f"valid/{k}": v for k, v in val_log.items()})
LOGGER.info(train_log)
LOGGER.info(val_log)
model_saver.save(model, global_step)
pbar.close()
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(
device, n_gpu, hvd.rank(), opts.fp16))
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
if rank == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(args.output_dir, 'ckpt'))
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
all_dbs = [db for datasets in [opts.train_datasets, opts.val_datasets]
for dset in datasets for db in dset['db']]
tokenizer = json.load(open(f'{all_dbs[0]}/meta.json'))['bert']
assert all(tokenizer == json.load(open(f'{db}/meta.json'))['bert']
for db in all_dbs)
# build data loaders
train_dataloaders, all_img_dbs = create_dataloaders(
opts.train_datasets, True, opts)
val_dataloaders, _ = create_dataloaders(
opts.val_datasets, False, opts, all_img_dbs)
meta_loader = MetaLoader(train_dataloaders,
accum_steps=opts.gradient_accumulation_steps,
distributed=n_gpu > 1)
meta_loader = PrefetchLoader(meta_loader)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
model = UniterForPretraining.from_pretrained(
opts.model_config, checkpoint,
img_dim=IMG_DIM, img_label_dim=IMG_LABEL_DIM)
model.to(device)
model.train()
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
task2scaler = {t: i for i, t in enumerate(train_dataloaders.keys())}
model, optimizer = amp.initialize(model, optimizer,
num_losses=len(task2scaler),
enabled=opts.fp16, opt_level='O2')
global_step = 0
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
# to compute training statistics
task2loss = {task: RunningMeter(f'loss/{task}')
for task in train_dataloaders.keys()}
# ITM w/ OT
if opts.itm_ot_lambda > 0:
for task in train_dataloaders.keys():
if task.startswith('itm'):
task2loss[f'{task}_xe'] = RunningMeter(f'loss/{task}_xe')
task2loss[f'{task}_ot'] = RunningMeter(f'loss/{task}_ot')
task2loss[f'{task}_ot_pos'] = RunningMeter(
f'loss/{task}_ot_pos')
task2loss[f'{task}_ot_neg'] = RunningMeter(
f'loss/{task}_ot_neg')
n_examples = defaultdict(int)
n_in_units = defaultdict(int)
n_loss_units = defaultdict(int)
grad_norm = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
for step, (name, batch) in enumerate(meta_loader):
# forward pass
n_examples[name] += batch['input_ids'].size(0)
n_in_units[name] += (batch['attn_masks'] == 1).sum().item()
task = name.split('_')[0]
loss = model(batch, task=task, compute_loss=True)
if task.startswith('itm'):
# OT
itm_loss, ot_loss = loss
n_loss_units[name] += itm_loss.size(0)
itm_loss = itm_loss.mean()
if ot_loss is not None:
ot_pos, ot_neg = ot_loss
ot_loss = (ot_pos.sum() - ot_neg.sum()
) / (ot_pos.size(0) + ot_neg.size(0))
# NOTE: be ware of empty tensor
ot_pos = ot_pos.mean().item()
if not math.isnan(ot_pos):
task2loss[f'{name}_ot_pos'](ot_pos)
ot_neg = ot_neg.mean().item()
if not math.isnan(ot_neg):
task2loss[f'{name}_ot_neg'](ot_neg)
loss = itm_loss + opts.itm_ot_lambda * ot_loss
task2loss[f'{name}_xe'](itm_loss.item())
task2loss[f'{name}_ot'](ot_loss.item())
else:
loss = itm_loss
else:
n_loss_units[name] += loss.size(0)
loss = loss.mean() # loss is not normalized in model
# backward pass
delay_unscale = (step+1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer, delay_unscale=delay_unscale,
loss_id=task2scaler[name]) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None]
all_reduce_and_rescale_tensors(grads, float(1))
task2loss[name](loss.item())
# optimizer update and logging
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
# NOTE: not gathered across GPUs for efficiency
TB_LOGGER.log_scaler_dict({ll.name: ll.val
for ll in task2loss.values()
if ll.val is not None})
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info(f'==============Step {global_step}===============')
for t in train_dataloaders.keys():
assert all(tt == t for tt in all_gather_list(t))
tot_ex = sum(all_gather_list(n_examples[t]))
ex_per_sec = int(tot_ex / (time()-start))
tot_in = sum(all_gather_list(n_in_units[t]))
in_per_sec = int(tot_in / (time()-start))
tot_l = sum(all_gather_list(n_loss_units[t]))
l_per_sec = int(tot_l / (time()-start))
LOGGER.info(f'{t}: {tot_ex} examples trained at '
f'{ex_per_sec} ex/s')
TB_LOGGER.add_scalar(f'perf/{t}_ex_per_s', ex_per_sec,
global_step)
TB_LOGGER.add_scalar(f'perf/{t}_in_per_s', in_per_sec,
global_step)
TB_LOGGER.add_scalar(f'perf/{t}_loss_per_s', l_per_sec,
global_step)
LOGGER.info('===============================================')
if global_step % opts.valid_steps == 0:
LOGGER.info(f'Step {global_step}: start validation')
validate(model, val_dataloaders)
model_saver.save(model, global_step)
if global_step >= opts.num_train_steps:
break
if global_step % opts.valid_steps != 0:
LOGGER.info(f'Step {global_step}: start validation')
validate(model, val_dataloaders)
model_saver.save(model, global_step)
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
if hvd.rank() == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
os.makedirs(join(opts.output_dir, 'ckpt'), exist_ok=True)
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
# store ITM predictions
os.makedirs(join(opts.output_dir, 'results_val'), exist_ok=True)
os.makedirs(join(opts.output_dir, 'results_test'), exist_ok=True)
os.makedirs(join(opts.output_dir, 'results_train'), exist_ok=True)
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
# train_examples = None
LOGGER.info(f"Loading Train Dataset {opts.train_txt_dbs}, "
f"{opts.train_img_dbs}")
# check multiple DBs
assert len(opts.train_txt_dbs) == len(opts.train_img_dbs), \
"train txt_db and img_db have different length"
# load DBs and image dirs
all_img_dbs = ImageLmdbGroup(opts.conf_th, opts.max_bb, opts.min_bb,
opts.num_bb, opts.compressed_db)
# train
LOGGER.info(f"Loading Train Dataset "
f"{opts.train_txt_dbs}, {opts.train_img_dbs}")
train_datasets = []
for txt_path, img_path in zip(opts.train_txt_dbs, opts.train_img_dbs):
if "itm_coco_zh" not in txt_path:
img_db = all_img_dbs[img_path]
txt_db = TxtTokLmdb(txt_path, opts.max_txt_len)
if opts.hard_neg_size > 0:
train_datasets.append(
ItmRankDatasetHardNeg(txt_db, img_db, opts.negative_size,
opts.hard_neg_size))
else:
train_datasets.append(
ItmRankDataset(txt_db, img_db, opts.negative_size))
else:
img_train_db = all_img_dbs[img_path[0]]
img_val_db = all_img_dbs[img_path[1]]
txt_db = TxtTokLmdb(txt_path, opts.max_txt_len)
if opts.hard_neg_size > 0:
train_datasets.append(
ItmRankDatasetHardNeg(txt_db, img_db, opts.negative_size,
opts.hard_neg_size))
else:
train_datasets.append(
ItmRankDataset_COCO_CN(txt_db, img_train_db, img_val_db,
opts.negative_size))
train_dataset = ConcatDataset(train_datasets)
# hard negative
# hn_datasets = []
# for txt_path, img_path in zip(opts.train_txt_dbs, opts.train_img_dbs):
# img_db = all_img_dbs[img_path]
# txt_db = TxtTokLmdb(txt_path, opts.max_txt_len)
# hn_datasets.append(ItmHardNegDataset(txt_db, img_db,
# opts.inf_minibatch_size))
# hn_dataset = ConcatDataset(hn_datasets)
# hn_dataloader = build_dataloader(hn_dataset, itm_hn_collate, False, opts)
# hard_neg_dir = f'{opts.output_dir}/results_train/'
# val
LOGGER.info(f"Loading Val Dataset {opts.val_txt_db}, {opts.val_img_db}")
val_img_db = all_img_dbs[opts.val_img_db[0]]
val_txt_db = TxtTokLmdb(opts.val_txt_db[0], -1)
val_dataset = ItmValDataset(val_txt_db, val_img_db,
opts.inf_minibatch_size)
val_dataloader = build_dataloader(val_dataset, itm_val_collate, False,
opts)
# eval
LOGGER.info(f"Loading val, test Dataset for full evaluation: "
f"{opts.val_txt_db}, {opts.val_img_db}"
f"{opts.test_txt_db}, {opts.test_img_db}")
eval_dataset_val = ItmEvalDataset(val_txt_db, val_img_db,
opts.inf_minibatch_size)
eval_loader_val = build_dataloader(eval_dataset_val, itm_eval_collate,
False, opts)
eval_loader_list = []
assert len(opts.test_img_db) == len(opts.test_txt_db)
for test_img_db_path, test_txt_db_path in zip(opts.test_img_db,
opts.test_txt_db):
if "itm_coco_zh" not in test_txt_db_path:
test_img_db = all_img_dbs[test_img_db_path]
test_txt_db = TxtTokLmdb(test_txt_db_path, -1)
eval_dataset_test = ItmEvalDataset(test_txt_db, test_img_db,
opts.inf_minibatch_size)
else:
test_img_train_db = all_img_dbs[test_img_db_path[0]]
test_img_val_db = all_img_dbs[test_img_db_path[1]]
test_txt_db = TxtTokLmdb(test_txt_db_path, -1)
eval_dataset_test = ItmEvalDataset_COCO_CN(test_txt_db,
test_img_train_db,
test_img_val_db,
opts.inf_minibatch_size)
eval_loader_test = build_dataloader(eval_dataset_test,
itm_eval_collate, False, opts)
eval_loader_list.append(eval_loader_test)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
#Rename the key if specified
if opts.rename_checkpoints:
rename_checkpoint(checkpoint)
model = VLXLMRForImageTextRetrieval.from_pretrained(
opts.model_config,
state_dict=checkpoint,
load_embedding_only=opts.load_embedding_only,
load_layer=opts.load_layer,
img_dim=IMG_DIM,
margin=opts.margin)
model.init_output() # pretrain ITM head is different from ranking head
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
if opts.separate_lr:
optimizer = build_xlmr_optimizer(model, opts)
else:
optimizer = build_optimizer(model, opts)
model, optimizer = amp.initialize(model,
optimizer,
enabled=opts.fp16,
opt_level='O2')
#global_step = 0
LOGGER.info(f"***** Running training on {n_gpu} GPUs *****")
LOGGER.info(" Num examples = %d", len(train_dataset) * hvd.size())
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
running_loss = RunningMeter('loss')
model.train()
if opts.steps_per_hard_neg != -1:
compute_hard_neg(model, hn_dataloader, train_dataset,
opts.hard_neg_pool_size, hard_neg_dir)
#Initialize the TrainingRestorer
restorer = TrainingRestorer(opts, model, optimizer)
global_step = restorer.global_step
TB_LOGGER._global_step = global_step
if hvd.rank() != 0:
restorer = NoOp() #Added for Restoring the Checkpoints
if global_step > 0:
pbar.update(global_step)
n_examples = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
while True:
train_dataloader = build_dataloader(train_dataset,
xlmr_itm_rank_collate, True, opts)
for step, batch in enumerate(train_dataloader):
#print(batch['input_ids'])
n_examples += batch['input_ids'].size(0)
loss = model(batch, compute_loss=True)
loss = loss.mean()
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer,
delay_unscale=delay_unscale) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
running_loss(loss.item())
# print("run the loss")
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
if opts.separate_lr:
#added by Mingyang
xlmr_lr_this_step = get_xlmr_lr_sched(global_step, opts)
for i, param_group in enumerate(optimizer.param_groups):
if i < 2:
param_group['lr'] = xlmr_lr_this_step
else:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('xlmr_lr', xlmr_lr_this_step,
global_step)
else:
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
losses = all_gather_list(running_loss)
running_loss = RunningMeter(
'loss',
sum(l.val for l in losses) / len(losses))
TB_LOGGER.add_scalar('loss', running_loss.val, global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info(f'============Step {global_step}=============')
tot_ex = sum(all_gather_list(n_examples))
ex_per_sec = int(tot_ex / (time() - start))
LOGGER.info(f'{tot_ex} examples trained at '
f'{ex_per_sec} ex/s')
TB_LOGGER.add_scalar('perf/ex_per_s', ex_per_sec,
global_step)
LOGGER.info(f'===========================================')
if global_step % opts.valid_steps == 0 and global_step > 0:
# if global_step > 7000:
if opts.full_val:
val_log = evaluate(model, eval_loader_val)
TB_LOGGER.log_scaler_dict(
{f"valid/{k}": v
for k, v in val_log.items()})
#Log the information
# LOGGER.info(
# f"========================= {split} ===========================\n"
# f"image retrieval R1: {eval_log['img_r1']*100:.2f},\n"
# f"image retrieval R5: {eval_log['img_r5']*100:.2f},\n"
# f"image retrieval R10: {eval_log['img_r10']*100:.2f}\n"
# f"text retrieval R1: {eval_log['txt_r1']*100:.2f},\n"
# f"text retrieval R5: {eval_log['txt_r5']*100:.2f},\n"
# f"text retrieval R10: {eval_log['txt_r10']*100:.2f}")
# LOGGER.info("=========================================================")
else:
val_log = validate(model, val_dataloader)
TB_LOGGER.log_scaler_dict(val_log)
model_saver.save(model, global_step)
restorer.step()
if (opts.steps_per_hard_neg != -1
and global_step % opts.steps_per_hard_neg == 0):
# sample hard negatives for training
compute_hard_neg(model, hn_dataloader, train_dataset,
opts.hard_neg_pool_size, hard_neg_dir)
# break to reconstruct loader
# for potential multi-worker issue (not sure)
break
if global_step >= opts.num_train_steps:
break
if global_step >= opts.num_train_steps:
break
# NOTE can no longer count epochs
pbar.close()
# final validation
# val_log = validate(model, val_dataloader)
# TB_LOGGER.log_scaler_dict(val_log)
model_saver.save(model, f'{global_step}_final')
for i, loader in enumerate(eval_loader_list):
split = "test_{}".format(i)
eval_log = evaluate(model, loader)
TB_LOGGER.log_scaler_dict(
{f"eval/{split}_{k}": v
for k, v in eval_log.items()})
if hvd.rank() != 0:
continue
LOGGER.info(
f"========================= {split} ===========================\n"
f"image retrieval R1: {eval_log['img_r1']*100:.2f},\n"
f"image retrieval R5: {eval_log['img_r5']*100:.2f},\n"
f"image retrieval R10: {eval_log['img_r10']*100:.2f}\n"
f"text retrieval R1: {eval_log['txt_r1']*100:.2f},\n"
f"text retrieval R5: {eval_log['txt_r5']*100:.2f},\n"
f"text retrieval R10: {eval_log['txt_r10']*100:.2f}")
LOGGER.info("=========================================================")
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if hvd.rank() != 0:
LOGGER.disabled = True
hps_file = f'{opts.output_dir}/log/hps.json'
model_opts = Struct(json.load(open(hps_file)))
model_config = f'{opts.output_dir}/log/model_config.json'
# load DBs and image dirs
video_ids = get_video_ids(opts.query_txt_db)
video_db = load_video_sub_dataset(opts.vfeat_db, opts.sub_txt_db,
model_opts.vfeat_interval, model_opts)
assert opts.split in opts.query_txt_db
q_txt_db = QaQueryTokLmdb(opts.query_txt_db, -1)
eval_dataset = ViolinEvalDataset(video_ids,
video_db,
q_txt_db,
sampled_by_q=model_opts.sampled_by_q)
collate_fn = violin_eval_collate
# Prepare model
if exists(opts.checkpoint):
ckpt_file = opts.checkpoint
else:
ckpt_file = f'{opts.output_dir}/ckpt/model_step_{opts.checkpoint}.pt'
checkpoint = torch.load(ckpt_file)
img_pos_embed_weight_key = "v_encoder.f_encoder.img_embeddings" +\
".position_embeddings.weight"
assert img_pos_embed_weight_key in checkpoint
max_frm_seq_len = len(checkpoint[img_pos_embed_weight_key])
model = HeroForViolin.from_pretrained(model_config,
state_dict=checkpoint,
vfeat_dim=VFEAT_DIM,
max_frm_seq_len=max_frm_seq_len)
model.to(device)
if opts.fp16:
model = amp.initialize(model, enabled=opts.fp16, opt_level='O2')
eval_dataloader = DataLoader(eval_dataset,
batch_size=opts.batch_size,
num_workers=opts.n_workers,
pin_memory=opts.pin_mem,
collate_fn=collate_fn)
eval_dataloader = PrefetchLoader(eval_dataloader)
_, results, logits = validate_violin(model, eval_dataloader, opts.split,
opts.save_logits)
result_dir = f'{opts.output_dir}/results_{opts.split}'
if opts.save_logits:
result_dir += '_w_logit'
if not exists(result_dir) and hvd.rank() == 0:
os.makedirs(result_dir)
all_results = {}
for id2res in all_gather_list(results):
all_results.update(id2res)
if opts.save_logits:
all_logits = {}
for id2logit in all_gather_list(logits):
all_logits.update(id2logit)
if hvd.rank() == 0:
save_json(all_results,
f'{result_dir}/results_{opts.checkpoint}_all.json')
LOGGER.info('All results written......')
if opts.save_logits:
save_pickle(all_logits,
f'{result_dir}/logits_{opts.checkpoint}_all.pkl')
LOGGER.info('All logits written......')
def __register_impl(self, base, class_obj):
self._registered_implementations[base.__name__] = class_obj
LOGGER.debug("Custom implementation [%s] registered.", class_obj)
def get_hard_negs(model, loader, hard_negative_num=20):
LOGGER.info("start running hard negative extraction")
st = time()
if hvd.rank() == 0:
pbar = tqdm(total=len(loader))
else:
pbar = NoOp()
model.eval()
txt2hardimgs = {}
img_to_score_txts = defaultdict(list)
for batch in loader:
scores = model(batch, compute_loss=False).squeeze(-1)
txt = batch['gt_txt_id']
imgs = batch['neg_img_ids']
# record hard images
hard_indices = scores.topk(hard_negative_num, sorted=False)[1].tolist()
txt2hardimgs[txt] = [imgs[i] for i in hard_indices]
# record img2txts
for i, img in enumerate(imgs):
img_to_score_txts[img].append((scores[i].item(), txt))
pbar.update(1)
pbar.close()
LOGGER.info("start computing hard texts from images...")
n_less_neg = 0
tot_text = 0
img2hardtxts = {}
# need to gather hard texts from all GPUs
all_img_ids = [
i for dset in loader.dataset.datasets for i in dset.all_img_ids
]
all_img_ids = any_broadcast(all_img_ids, 0)
for img in all_img_ids:
score_txts = img_to_score_txts[img]
scores, txts = map(
list,
unzip(pair for pairs in all_gather_list(score_txts)
for pair in pairs))
if hvd.rank() != 0:
# only rank 0 needs to compute
continue
tot_text += len(txts)
if len(txts) < hard_negative_num:
# not enough negatives
hard_indices = range(len(txts))
n_less_neg += 1
else:
hard_indices = torch.tensor(scores).topk(hard_negative_num,
sorted=False)[1].tolist()
img2hardtxts[img] = [txts[i] for i in hard_indices]
n_less_neg = sum(all_gather_list(n_less_neg))
if n_less_neg:
LOGGER.info(f"Warning: {n_less_neg} images did not "
f"sample enough negatives")
LOGGER.info(f"hard negative extraction finished "
f"in {int(time() - st)} seconds "
f"({tot_text//len(img_to_score_txts)} texts per images)")
model.train()
return txt2hardimgs, img2hardtxts
def end_training(self):
# Termination message
print("\n" + "-" * 100)
if self.terminate_training:
LOGGER.info(
"Training terminated early because the Validation {} did not improve for {} epochs"
.format(self.config['optimize_for'], self.config['patience']))
else:
LOGGER.info(
"Maximum epochs of {} reached. Finished training !!".format(
self.config['max_epoch']))
print_test_stats(self.best_val_metrics, test=False)
print("-" * 50 + "\n\t\tEvaluating on test set\n" + "-" * 50)
if not self.config["no_model_checkpoints"]:
if os.path.isfile(self.model_file):
self.load_model()
self.model.to(self.device)
else:
raise ValueError(
"No Saved model state_dict found for the chosen model...!!! \nAborting evaluation on test set..."
.format(self.config['model_name']))
self.export_val_predictions(
) # Runs evaluation, no need to run it again here
val_probs = torch.tensor(self.probs_list)
val_labels = torch.tensor(self.labels_list)
threshold = 0.5 # the default threshelod for binary classification
# Uncomment below line if you have implemented this optional feature
# threshold = find_optimal_threshold(val_probs, val_labels, metric="accuracy")
best_val_metrics = standard_metrics(val_probs,
val_labels,
threshold=threshold,
add_aucroc=False)
LOGGER.info(
"Optimal threshold on validation dataset: %.4f (accuracy=%4.2f%%)"
% (threshold, 100.0 * best_val_metrics["accuracy"]))
# Testing is in the standard form not possible, as we do not have any labels (gives an error in standard_metrics)
# Instead, we should write out the predictions in the form of the leaderboard
self.test_metrics = dict()
for test_idx in range(len(self.config['test_loader'])):
test_name = self.config['test_loader'][test_idx].dataset.name
LOGGER.info("Export and testing on %s..." % test_name)
if hasattr(self.config['test_loader'][test_idx].dataset, "data") and \
hasattr(self.config['test_loader'][test_idx].dataset.data, "labels") and \
self.config['test_loader'][test_idx].dataset.data.labels[0] == -1: # Step 1: Find the optimal threshold on validation set
self.export_test_predictions(test_idx=test_idx,
threshold=threshold)
self.test_metrics[test_name] = dict()
else:
test_idx_metrics, _ = self.eval_model(test=True,
test_idx=test_idx)
self.test_metrics[test_name] = test_idx_metrics
print_test_stats(test_idx_metrics, test=True)
self.export_val_predictions(test=True,
test_idx=test_idx,
threshold=threshold)
else:
LOGGER.info(
"No model checkpoints were saved. Hence, testing will be skipped."
)
self.test_metrics = dict()
self.export_metrics()
self.config['writer'].close()
if self.config['remove_checkpoints']:
LOGGER.info("Removing checkpoint %s..." % self.model_file)
os.remove(self.model_file)
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if hvd.rank() != 0:
LOGGER.disabled = True
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
opts.task = 'tvc'
# train_examples = None
LOGGER.info(f"Loading the whole video dataset {opts.sub_txt_db}, "
f"{opts.vfeat_db}")
video_db = load_video_sub_dataset(opts.vfeat_db, opts.sub_txt_db,
opts.vfeat_interval, opts)
# data loaders
# train
LOGGER.info(f"Loading train dataset {opts.train_db}")
train_cap = CaptionTokLmdb(opts.train_db, opts.max_txt_len)
train_dset = TvcTrainDataset(video_db, train_cap, opts.max_cap_per_vid)
LOGGER.info(f"{sum(all_gather_list(len(train_dset)))} samples loaded")
train_loader = build_dataloader(train_dset, opts.train_batch_size,
TvcTrainDataset.collate, True, opts)
# val
LOGGER.info(f"Loading val dataset {opts.val_db}")
val_cap = CaptionTokLmdb(opts.val_db, -1)
val_dset = TvcValDataset(video_db, val_cap, -1)
val_loader = build_dataloader(val_dset, opts.val_batch_size,
TvcValDataset.collate, False, opts)
if hvd.rank() == 0:
evaluator = TVCEval(opts.val_ref)
else:
evaluator = NoOp()
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
img_pos_embed_weight_key = "v_encoder.f_encoder.img_embeddings" +\
".position_embeddings.weight"
if img_pos_embed_weight_key in checkpoint:
max_frm_seq_len = len(checkpoint[img_pos_embed_weight_key])
else:
max_frm_seq_len = MAX_FRM_SEQ_LEN
model = HeroForTvc.from_pretrained(opts.model_config,
state_dict=checkpoint,
vfeat_dim=VFEAT_DIM,
max_frm_seq_len=max_frm_seq_len,
lsr=opts.lsr)
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
model, optimizer = amp.initialize(model,
optimizer,
enabled=opts.fp16,
opt_level='O2')
# assumes roberta tokenizer only
if hvd.local_rank() == 0:
# quick hack to prevent multi-process download collision
toker = RobertaTokenizer.from_pretrained('roberta-base')
all_gather_list(None)
else:
all_gather_list(None)
toker = RobertaTokenizer.from_pretrained('roberta-base')
bos = toker.convert_tokens_to_ids(['<s>'])[0]
eos = toker.convert_tokens_to_ids(['</s>'])[0]
generator = TvcGenerator(model, opts.max_gen_step, bos, eos, opts.fp16)
global_step = 0
if rank == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
os.makedirs(join(opts.output_dir, 'results')) # store val predictions
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
train_loss = RunningMeter('loss')
n_vid = 0
n_cap = 0
n_epoch = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
model.train()
while True:
for step, batch in enumerate(train_loader):
n_vid += opts.train_batch_size
n_cap += batch['cap_input_ids'].size(0)
loss = model(batch, compute_loss=True)
loss = loss.mean()
train_loss(loss.item())
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer,
delay_unscale=delay_unscale) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for i, param_group in enumerate(optimizer.param_groups):
if i == 0 or i == 1:
param_group['lr'] = lr_this_step * opts.lr_mul
elif i == 2 or i == 3:
param_group['lr'] = lr_this_step
else:
raise ValueError()
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
TB_LOGGER.add_scalar(train_loss.name, train_loss.val,
global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info('-------------------------------------------')
LOGGER.info(f'Step {global_step}:')
tot_vid = sum(all_gather_list(n_vid))
vid_per_sec = int(tot_vid / (time() - start))
LOGGER.info(f'{tot_vid} videos trained at '
f'{vid_per_sec} vid/s')
tot_cap = sum(all_gather_list(n_cap))
cap_per_sec = int(tot_cap / (time() - start))
TB_LOGGER.add_scalar(f'perf/vid_per_s', vid_per_sec,
global_step)
TB_LOGGER.add_scalar(f'perf/cap_per_s', cap_per_sec,
global_step)
if global_step % opts.valid_steps == 0:
LOGGER.info('===========================================')
LOGGER.info(f"Step {global_step}: start validation")
val_log, results = validate(val_loader, generator, toker,
evaluator)
if hvd.rank() == 0:
save_jsonl(
results, f"{opts.output_dir}/results/"
f"/results_{global_step}.jsonl")
TB_LOGGER.log_scaler_dict(val_log)
LOGGER.info('===========================================')
model_saver.save(model, global_step)
if global_step >= opts.num_train_steps:
break
n_epoch += 1
LOGGER.info(f"finished {n_epoch} epochs")
if global_step >= opts.num_train_steps:
break
LOGGER.info('===========================================')
if global_step % opts.valid_steps != 0:
val_log, results = validate(val_loader, generator, toker, evaluator)
if hvd.rank() == 0:
save_jsonl(
results, f"{opts.output_dir}/results/"
f"/results_{global_step}.jsonl")
TB_LOGGER.log_scaler_dict(val_log)
model_saver.save(model, global_step)
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if opts.train_config is not None:
train_opts = Struct(json.load(open(opts.train_config)))
opts.conf_th = train_opts.conf_th
opts.max_bb = train_opts.max_bb
opts.min_bb = train_opts.min_bb
opts.num_bb = train_opts.num_bb
# load DBs and image dirs
eval_img_db = DetectFeatLmdb(opts.img_db, opts.conf_th, opts.max_bb,
opts.min_bb, opts.num_bb, opts.compressed_db)
eval_txt_db = TxtTokLmdb(opts.txt_db, -1)
eval_dataset = ItmEvalDataset(eval_txt_db, eval_img_db, opts.batch_size)
# Prepare model
checkpoint = torch.load(opts.checkpoint)
model = UniterForImageTextRetrieval.from_pretrained(opts.model_config,
checkpoint,
img_dim=IMG_DIM)
if 'rank_output' not in checkpoint:
model.init_output() # zero shot setting
model.to(device)
model = amp.initialize(model, enabled=opts.fp16, opt_level='O2')
eval_dataloader = DataLoader(eval_dataset,
batch_size=1,
num_workers=opts.n_workers,
pin_memory=opts.pin_mem,
collate_fn=itm_eval_collate)
eval_dataloader = PrefetchLoader(eval_dataloader)
eval_log, results = evaluate(model, eval_dataloader)
if hvd.rank() == 0:
if not exists(opts.output_dir) and rank == 0:
os.makedirs(opts.output_dir)
with open(f'{opts.output_dir}/config.json', 'w') as f:
json.dump(vars(opts), f)
with open(f'{opts.output_dir}/results.bin', 'wb') as f:
pickle.dump(results, f)
with open(f'{opts.output_dir}/scores.json', 'w') as f:
json.dump(eval_log, f)
LOGGER.info(f'evaluation finished')
LOGGER.info(
f"======================== Results =========================\n"
f"image retrieval R1: {eval_log['img_r1']*100:.2f},\n"
f"image retrieval R5: {eval_log['img_r5']*100:.2f},\n"
f"image retrieval R10: {eval_log['img_r10']*100:.2f}\n"
f"text retrieval R1: {eval_log['txt_r1']*100:.2f},\n"
f"text retrieval R5: {eval_log['txt_r5']*100:.2f},\n"
f"text retrieval R10: {eval_log['txt_r10']*100:.2f}")
LOGGER.info("========================================================")
def process_dataset(dataset_name, args):
LOGGER.info('{:15} - Start'.format(dataset_name))
LOGGER.info('{:15} - Retrieving trained embedding'.format(dataset_name))
pre_trained_embedding = embeddings.get_embedding_model(
args.pre_trained_embedding,
binary=False,
first_line_header=True,
with_gensim=True)
try:
trained_embedding = dataset_helper.get_w2v_embedding_for_dataset(
dataset_name)
except FileNotFoundError as e:
LOGGER.exception(e)
return
cmap_cache_files = dataset_helper.get_all_cached_graph_datasets(
dataset_name=dataset_name, graph_type=constants.TYPE_CONCEPT_MAP)
coo_cache_files = [
x for x in dataset_helper.get_all_cached_graph_datasets(
dataset_name=dataset_name, graph_type=constants.TYPE_COOCCURRENCE)
if 'all' in x
]
if not len(cmap_cache_files) or not len(coo_cache_files):
return
used_graphs = [cmap_cache_files[0], coo_cache_files[0]]
LOGGER.info('{:15} - Retrieving dataset'.format(dataset_name))
all_labels = set()
for graph_cache_file in used_graphs:
X, _ = dataset_helper.get_dataset_cached(graph_cache_file)
X = graph_helper.get_graphs_only(X)
all_labels |= graph_helper.get_all_node_labels_uniq(
X, as_sorted_list=False)
LOGGER.info('{:15} - Resolving embeddings'.format(dataset_name))
embeddings_pre_trained, not_found_pre_trained_coreferenced, not_found_trained, not_found_pre_trained, lookup, similar_els = embeddings.get_embeddings_for_labels_with_lookup(
all_labels, trained_embedding, pre_trained_embedding)
LOGGER.info('{:15} - Missing'.format(dataset_name))
for label, s in [('trained', not_found_trained),
('pre_trained', not_found_pre_trained),
('after_coreference', not_found_pre_trained_coreferenced)
]:
LOGGER.info('\t{:20} {:>6}'.format(label, len(s)))
embedding_file = '{}/{}.w2v.txt'.format(args.embeddings_result_folder,
dataset_name)
embeddings.save_embedding_dict(embeddings_pre_trained, embedding_file)
embeddings_pre_trained = embeddings.load_word2vec_format(
fname=embedding_file, binary=False)
LOGGER.info('{:15} - Co-reference resolution'.format(dataset_name))
max_topn = max(args.topn)
similar_labels = coreference.get_most_similar_labels(
all_labels, embeddings_pre_trained, max_topn)
for topn in args.topn:
for threshold in args.merge_threshold:
LOGGER.info(
'{:15} - Co-reference resolution: topn: {}, threshold: {}'.
format(dataset_name, topn, threshold))
clique_lookup = coreference.create_label_cliques_by_similarity(
similar_labels, threshold=threshold, topn=topn)
new_lookup = embeddings.merge_lookups(clique_lookup, lookup)
with open(
'{}/{}.threshold-{}.topn-{}.label-lookup.npy'.format(
args.embeddings_result_folder, dataset_name, threshold,
topn), 'wb') as f:
pickle.dump(new_lookup, f)
LOGGER.info('{:15} - Finished'.format(dataset_name))
def initialize():
LOGGER.info('Initializing sensor module')
SESSION_INFO.TOKEN = obtain_system_token()
LOGGER.info('Sensor module initialized successfully')
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
# train_examples = None
LOGGER.info(f"Loading Train Dataset {opts.train_txt_db}, "
f"{opts.train_img_dir}")
if 'paired' in opts.model:
DatasetCls = Nlvr2PairedDataset
EvalDatasetCls = Nlvr2PairedEvalDataset
collate_fn = nlvr2_paired_collate
eval_collate_fn = nlvr2_paired_eval_collate
if opts.model == 'paired':
ModelCls = UniterForNlvr2Paired
elif opts.model == 'paired-attn':
ModelCls = UniterForNlvr2PairedAttn
else:
raise ValueError('unrecognized model type')
elif opts.model == 'triplet':
DatasetCls = Nlvr2TripletDataset
EvalDatasetCls = Nlvr2TripletEvalDataset
ModelCls = UniterForNlvr2Triplet
collate_fn = nlvr2_triplet_collate
eval_collate_fn = nlvr2_triplet_eval_collate
else:
raise ValueError('unrecognized model type')
# data loaders
train_dataloader = create_dataloader(opts.train_img_db, opts.train_txt_db,
opts.train_batch_size, True,
DatasetCls, collate_fn, opts)
val_dataloader = create_dataloader(opts.val_img_db, opts.val_txt_db,
opts.val_batch_size, False,
EvalDatasetCls, eval_collate_fn, opts)
test_dataloader = create_dataloader(opts.test_img_db, opts.test_txt_db,
opts.val_batch_size, False,
EvalDatasetCls, eval_collate_fn, opts)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
model = ModelCls.from_pretrained(opts.model_config,
state_dict=checkpoint,
img_dim=IMG_DIM)
model.init_type_embedding()
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
model, optimizer = amp.initialize(model,
optimizer,
enabled=opts.fp16,
opt_level='O2')
global_step = 0
if rank == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
os.makedirs(join(opts.output_dir, 'results')) # store val predictions
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Num examples = %d", len(train_dataloader.dataset))
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
running_loss = RunningMeter('loss')
model.train()
n_examples = 0
n_epoch = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
while True:
for step, batch in enumerate(train_dataloader):
targets = batch['targets']
n_examples += targets.size(0)
loss = model(**batch, compute_loss=True)
loss = loss.mean()
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer,
delay_unscale=delay_unscale) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
running_loss(loss.item())
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group['lr'] = lr_this_step
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
# log loss
losses = all_gather_list(running_loss)
running_loss = RunningMeter(
'loss',
sum(l.val for l in losses) / len(losses))
TB_LOGGER.add_scalar('loss', running_loss.val, global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
tot_ex = sum(all_gather_list(n_examples))
ex_per_sec = int(tot_ex / (time() - start))
LOGGER.info(f'Step {global_step}: '
f'{tot_ex} examples trained at '
f'{ex_per_sec} ex/s')
TB_LOGGER.add_scalar('perf/ex_per_s', ex_per_sec,
global_step)
if global_step % opts.valid_steps == 0:
for split, loader in [('val', val_dataloader),
('test', test_dataloader)]:
LOGGER.info(f"Step {global_step}: start running "
f"validation on {split} split...")
log, results = validate(model, loader, split)
with open(
f'{opts.output_dir}/results/'
f'{split}_results_{global_step}_'
f'rank{rank}.csv', 'w') as f:
for id_, ans in results:
f.write(f'{id_},{ans}\n')
TB_LOGGER.log_scaler_dict(log)
model_saver.save(model, global_step)
if global_step >= opts.num_train_steps:
break
if global_step >= opts.num_train_steps:
break
n_epoch += 1
LOGGER.info(f"Step {global_step}: finished {n_epoch} epochs")
for split, loader in [('val', val_dataloader), ('test', test_dataloader)]:
LOGGER.info(f"Step {global_step}: start running "
f"validation on {split} split...")
log, results = validate(model, loader, split)
with open(
f'{opts.output_dir}/results/'
f'{split}_results_{global_step}_'
f'rank{rank}_final.csv', 'w') as f:
for id_, ans in results:
f.write(f'{id_},{ans}\n')
TB_LOGGER.log_scaler_dict(log)
model_saver.save(model, f'{global_step}_final')
def next(self):
if self._current >= len(self._queue):
self._feed_queue()
res = self._queue[self._current]
LOGGER.debug('Parsing mail...')
try:
self._parser = MailReaderFactory.get_reader_for_mail(res)
self._current = self._current + 1
except Exception as ex:
LOGGER.error('Error while parsing mail #%s', self._uids[self._current])
LOGGER.error('Unable to determine source of this mail (raw content follows): %s', ex)
LOGGER.error('Retrieved email:\n%s', res)
LOGGER.debug('-- Recovery mode --')
# Add this uid to the failed list so don't retry to parse this mail anymore
self._failed_uids.append(self._uids[self._current])
# Remove uid from the list so this email won't be deleted.
self._uids.remove(self._uids[self._current])
# Remove mail from the queue
self._queue.remove(res)
LOGGER.debug('Ok. Now, try to fetch another mail...')
# Try to fetch next mail one more time...
return self.next()
return res
from sklearn.datasets import load_breast_cancer
from sklearn.model_selection import train_test_split
from sklearn.metrics import f1_score
with timer("データ処理"):
cancer = load_breast_cancer()
data = cancer.data
target = cancer.target
train_x, valid_x, train_y, valid_y = train_test_split(data,
target,
stratify=target,
random_state=2)
train_x = pd.DataFrame(train_x, columns=cancer.feature_names)
valid_x = pd.DataFrame(valid_x, columns=cancer.feature_names)
with timer("モデルを推論"):
preds = 0
#ここらをstackモデルに変更
for i, model in enumerate(models):
oof_pred, pred = model.predict(train_x, valid_x, train_y)
preds += pred
LOGGER.info(
f1_score(np.argmax(pred, axis=1), valid_y, average="binary"))
LOGGER.info(
f1_score(np.argmax(preds / len(models), axis=1),
valid_y,
average="binary")) #seed average
def __register_impl(self, base, class_obj):
self._registered_implementations[base.__name__] = class_obj
LOGGER.debug("Custom implementation [%s] registered.", class_obj)
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
rank = hvd.rank()
opts.rank = rank
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if opts.gradient_accumulation_steps < 1:
raise ValueError("Invalid gradient_accumulation_steps parameter: {}, "
"should be >= 1".format(
opts.gradient_accumulation_steps))
set_random_seed(opts.seed)
# train_examples = None
LOGGER.info(f"Loading Train Dataset {opts.train_txt_db}, "
f"{opts.train_img_db}")
train_dataloader = create_dataloader(
opts.train_img_db,
opts.train_txt_db,
opts.train_batch_size,
True,
VeDataset,
ve_collate,
opts,
)
val_dataloader = create_dataloader(
opts.val_img_db,
opts.val_txt_db,
opts.val_batch_size,
False,
VeEvalDataset,
ve_eval_collate,
opts,
)
test_dataloader = create_dataloader(
opts.test_img_db,
opts.test_txt_db,
opts.val_batch_size,
False,
VeEvalDataset,
ve_eval_collate,
opts,
)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
bert_model = json.load(open(f"{opts.train_txt_db}/meta.json"))["bert"]
if "bert" not in bert_model:
bert_model = "bert-large-cased" # quick hack for glove exp
model = UniterForVisualEntailment.from_pretrained(opts.model_config,
state_dict=checkpoint,
img_dim=IMG_DIM)
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
model, optimizer = amp.initialize(model,
optimizer,
enabled=opts.fp16,
opt_level="O2")
global_step = 0
if rank == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, "log"))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, "ckpt"))
pickle.dump(ans2label,
open(join(opts.output_dir, "ckpt", "ans2label.pkl"), "wb"))
os.makedirs(join(opts.output_dir, "results")) # store VQA predictions
add_log_to_file(join(opts.output_dir, "log", "log.txt"))
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Num examples = %d", len(train_dataloader.dataset))
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
running_loss = RunningMeter("loss")
model.train()
n_examples = 0
n_epoch = 0
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
optimizer.step()
while True:
for step, batch in enumerate(train_dataloader):
n_examples += batch["input_ids"].size(0)
loss = model(batch, compute_loss=True)
loss = loss.mean() * batch["targets"].size(1) # instance-leval bce
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss, optimizer,
delay_unscale=delay_unscale) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
running_loss(loss.item())
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for param_group in optimizer.param_groups:
param_group["lr"] = lr_this_step
TB_LOGGER.add_scalar("lr", lr_this_step, global_step)
# log loss
# NOTE: not gathered across GPUs for efficiency
TB_LOGGER.add_scalar("loss", running_loss.val, global_step)
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar("grad_norm", grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info(f"============Step {global_step}=============")
tot_ex = sum(all_gather_list(n_examples))
ex_per_sec = int(tot_ex / (time() - start))
LOGGER.info(f"{tot_ex} examples trained at "
f"{ex_per_sec} ex/s")
TB_LOGGER.add_scalar("perf/ex_per_s", ex_per_sec,
global_step)
LOGGER.info(f"===========================================")
if global_step % opts.valid_steps == 0:
for split, loader in [
("val", val_dataloader),
("test", test_dataloader),
]:
LOGGER.info(f"Step {global_step}: start running "
f"validation on {split} split...")
val_log, results = validate(model, loader, label2ans,
split)
with open(
f"{opts.output_dir}/results/"
f"{split}_results_{global_step}_"
f"rank{rank}.json",
"w",
) as f:
json.dump(results, f)
TB_LOGGER.log_scaler_dict(val_log)
model_saver.save(model, global_step)
if global_step >= opts.num_train_steps:
break
if global_step >= opts.num_train_steps:
break
n_epoch += 1
LOGGER.info(f"Step {global_step}: finished {n_epoch} epochs")
if opts.num_train_steps % opts.valid_steps != 0:
for split, loader in [("val", val_dataloader),
("test", test_dataloader)]:
LOGGER.info(f"Step {global_step}: start running "
f"validation on {split} split...")
val_log, results = validate(model, loader, label2ans, split)
with open(
f"{opts.output_dir}/results/"
f"{split}_results_{global_step}_"
f"rank{rank}_final.json",
"w",
) as f:
json.dump(results, f)
TB_LOGGER.log_scaler_dict(val_log)
model_saver.save(model, global_step)
def inf_mlm(model,
eval_loader,
eval_len,
label2ans,
save_logits=False,
task='mlm',
predict_p=0,
ensemble=1,
text_only=False):
LOGGER.info("start running evaluation {}...".format(task))
model.eval()
n_ex = 0
st = time()
results = []
logits = {}
pbar = tqdm(total=eval_len)
for i, batch in enumerate(eval_loader):
qids = batch['qids']
scores = model(batch,
compute_loss=False,
task=task,
text_only=text_only)
if scores.nelement() == 0:
masked_toks = iter([])
else:
if predict_p > 0:
assert predict_p <= 1, "Invalid prediction probability threshold {}".format(
predict_p)
softmax_scores = torch.nn.Softmax(dim=1)(scores)
max_scores = softmax_scores.max(dim=-1, keepdim=False)
scores = max_scores[0].cpu().tolist()
indices = max_scores[1].cpu().tolist()
masked_toks = []
for max_scores_i in range(0, len(scores)):
if scores[max_scores_i] >= predict_p:
masked_toks.append(indices[max_scores_i])
else:
masked_toks.append(-1)
else:
masked_toks = scores.max(dim=-1,
keepdim=False)[1].cpu().tolist()
if ensemble > 1:
masked_toks = torch.topk(scores, ensemble,
dim=-1)[1].cpu().tolist()
masked_toks = iter(masked_toks)
for qid, q_toks in zip(qids, batch['input_ids']):
predicted_toks = []
for tok in q_toks:
tok = tok.item()
if tok == 103:
predicted_toks.append(next(masked_toks))
results.append({
'predicted_toks': predicted_toks,
'question_id': qid
})
n_ex += len(qids)
pbar.update(len(qids))
# TODO: dont commit, for testing only
#if i > 4:
# break
n_ex = sum(all_gather_list(n_ex))
tot_time = time() - st
val_log = {'valid/ex_per_s': n_ex / tot_time}
LOGGER.info(f"evaluation finished in {int(tot_time)} seconds "
f"at {int(n_ex/tot_time)} examples per second")
return val_log, results, logits
'''
Author: Ribbon Huang
MongoDB的调用的封装
'''
from utils.logger import LOGGER
import pymongo
from conf.settings import MONGO_HOST, MONGO_PORT, MONGO_DB, MONGO_SHEET, LOGGER_MONGO_NAME
from pymongo.errors import WriteError, WTimeoutError, ConnectionFailure
import numpy as np
import pandas as pd
# 记录日常日志
logger = LOGGER.createLogger(LOGGER_MONGO_NAME)
class MongoUse:
def __init__(self):
try:
self.client = pymongo.MongoClient(host=MONGO_HOST, port=MONGO_PORT)
except ConnectionFailure:
logger.warning('MongoDB ConnectionFailure')
except TypeError:
logger.warning('MongoDB Variables is error')
db = self.client[MONGO_DB]
self.sheet = db[MONGO_SHEET]
def insertDb(self, info):
try:
self.sheet.insert(info)
except WriteError:
def main(opts):
hvd.init()
n_gpu = hvd.size()
device = torch.device("cuda", hvd.local_rank())
torch.cuda.set_device(hvd.local_rank())
opts.n_gpu = n_gpu
LOGGER.info("device: {} n_gpu: {}, rank: {}, "
"16-bits training: {}".format(device, n_gpu, hvd.rank(),
opts.fp16))
if hvd.rank() != 0:
LOGGER.disabled = True
set_random_seed(opts.seed)
# train_examples = None
LOGGER.info(f"Loading the whole video dataset {opts.sub_txt_db}, "
f"{opts.vfeat_db}")
video_db = load_video_sub_dataset(opts.vfeat_db, opts.sub_txt_db,
opts.vfeat_interval, opts)
# data loaders
# train
LOGGER.info(f"Loading the train QA dataset {opts.train_query_txt_db}")
video_ids = get_video_ids(opts.train_query_txt_db)
train_q_txt_db = QaQueryTokLmdb(opts.train_query_txt_db, opts.max_txt_len)
train_dataloaders = build_downstream_dataloaders([opts.task],
video_db,
video_ids,
True,
opts,
q_txt_db=train_q_txt_db,
shuffle=True)
meta_loader = MetaLoader(train_dataloaders,
accum_steps=opts.gradient_accumulation_steps,
distributed=n_gpu > 1)
meta_loader = PrefetchLoader(meta_loader)
# val
LOGGER.info(f"Loading the val QA dataset {opts.val_query_txt_db}")
video_ids = get_video_ids(opts.val_query_txt_db)
val_q_txt_db = QaQueryTokLmdb(opts.val_query_txt_db, -1)
val_dataloaders = build_downstream_dataloaders([opts.task],
video_db,
video_ids,
False,
opts,
q_txt_db=val_q_txt_db)
if opts.test_query_txt_db:
LOGGER.info(f"Loading the test QA dataset {opts.test_query_txt_db}")
video_ids = get_video_ids(opts.test_query_txt_db)
test_q_txt_db = QaQueryTokLmdb(opts.test_query_txt_db, -1)
test_dataloaders = build_downstream_dataloaders([opts.task],
video_db,
video_ids,
False,
opts,
q_txt_db=test_q_txt_db)
# Prepare model
if opts.checkpoint:
checkpoint = torch.load(opts.checkpoint)
else:
checkpoint = {}
img_pos_embed_weight_key = "v_encoder.f_encoder.img_embeddings" +\
".position_embeddings.weight"
if img_pos_embed_weight_key in checkpoint:
max_frm_seq_len = len(checkpoint[img_pos_embed_weight_key])
else:
max_frm_seq_len = MAX_FRM_SEQ_LEN
model = HeroForVideoQA.from_pretrained(opts.model_config,
state_dict=checkpoint,
vfeat_dim=VFEAT_DIM,
max_frm_seq_len=max_frm_seq_len)
model.to(device)
# make sure every process has same model parameters in the beginning
broadcast_tensors([p.data for p in model.parameters()], 0)
set_dropout(model, opts.dropout)
# Prepare optimizer
optimizer = build_optimizer(model, opts)
task2scaler = {t: i for i, t in enumerate(train_dataloaders.keys())}
model, optimizer = amp.initialize(model,
optimizer,
num_losses=len(task2scaler),
enabled=opts.fp16,
opt_level='O2')
restorer = TrainingRestorer(opts, model, optimizer)
global_step = restorer.global_step
TB_LOGGER.global_step = global_step
if hvd.rank() == 0:
save_training_meta(opts)
TB_LOGGER.create(join(opts.output_dir, 'log'))
pbar = tqdm(total=opts.num_train_steps)
model_saver = ModelSaver(join(opts.output_dir, 'ckpt'))
if not exists(join(opts.output_dir, 'results')):
# store tvqa predictions
os.makedirs(join(opts.output_dir, 'results'))
add_log_to_file(join(opts.output_dir, 'log', 'log.txt'))
else:
LOGGER.disabled = True
pbar = NoOp()
model_saver = NoOp()
restorer = NoOp()
if global_step > 0:
pbar.update(global_step)
LOGGER.info(f"***** Running training with {n_gpu} GPUs *****")
LOGGER.info(" Batch size = %d", opts.train_batch_size)
LOGGER.info(" Accumulate steps = %d", opts.gradient_accumulation_steps)
LOGGER.info(" Num steps = %d", opts.num_train_steps)
task2loss = {
task: RunningMeter(f'loss/{task}')
for task in train_dataloaders.keys()
}
for obj in (f'{opts.task}_qa', f'{opts.task}_st_ed'):
task2loss[obj] = RunningMeter(f'loss/{obj}')
model.train()
n_examples = defaultdict(int)
start = time()
# quick hack for amp delay_unscale bug
optimizer.zero_grad()
if global_step == 0:
optimizer.step()
for step, (task, batch) in enumerate(meta_loader):
n_examples[task] += opts.train_batch_size
loss = model(batch, task=task, compute_loss=True)
loss_qa, loss_st_ed = loss
loss = loss_qa + opts.lw_st_ed * loss_st_ed
for n, ls in (('st_ed', loss_st_ed), ('qa', loss_qa)):
ls = ls.item()
task2loss[f'{task}_{n}'](ls)
loss = loss.mean()
task2loss[task](loss.item())
delay_unscale = (step + 1) % opts.gradient_accumulation_steps != 0
with amp.scale_loss(loss,
optimizer,
delay_unscale=delay_unscale,
loss_id=task2scaler[task]) as scaled_loss:
scaled_loss.backward()
if not delay_unscale:
# gather gradients from every processes
# do this before unscaling to make sure every process uses
# the same gradient scale
grads = [
p.grad.data for p in model.parameters()
if p.requires_grad and p.grad is not None
]
all_reduce_and_rescale_tensors(grads, float(1))
if (step + 1) % opts.gradient_accumulation_steps == 0:
global_step += 1
# learning rate scheduling
lr_this_step = get_lr_sched(global_step, opts)
for i, param_group in enumerate(optimizer.param_groups):
if i == 0 or i == 1:
param_group['lr'] = lr_this_step * opts.lr_mul
elif i == 2 or i == 3:
param_group['lr'] = lr_this_step
else:
raise ValueError()
TB_LOGGER.add_scalar('lr', lr_this_step, global_step)
TB_LOGGER.log_scaler_dict({
temp_loss.name: temp_loss.val
for temp_loss in task2loss.values()
if temp_loss.val is not None
})
TB_LOGGER.step()
# update model params
if opts.grad_norm != -1:
grad_norm = clip_grad_norm_(amp.master_params(optimizer),
opts.grad_norm)
TB_LOGGER.add_scalar('grad_norm', grad_norm, global_step)
optimizer.step()
optimizer.zero_grad()
restorer.step()
pbar.update(1)
if global_step % 100 == 0:
# monitor training throughput
LOGGER.info('-------------------------------------------')
LOGGER.info(f'Step {global_step}:')
for t in train_dataloaders.keys():
tot_ex = sum(all_gather_list(n_examples[t]))
ex_per_sec = int(tot_ex / (time() - start))
LOGGER.info(f'{t}: {tot_ex} examples trained at '
f'{ex_per_sec} ex/s')
TB_LOGGER.add_scalar(f'perf/{t}_ex_per_s', ex_per_sec,
global_step)
if global_step % opts.valid_steps == 0:
LOGGER.info('===========================================')
LOGGER.info(f"Step {global_step}: start running validation")
validate(model,
val_dataloaders,
"val",
opts,
global_step=global_step)
if opts.test_query_txt_db:
validate(model,
test_dataloaders,
"test",
opts,
global_step=global_step)
LOGGER.info('===========================================')
model_saver.save(model, global_step)
if global_step >= opts.num_train_steps:
break
LOGGER.info('===========================================')
if global_step % opts.valid_steps != 0:
LOGGER.info('===========================================')
LOGGER.info(f"Step {global_step}: start running validation")
validate(model, val_dataloaders, "val", opts, global_step=global_step)
if opts.test_query_txt_db:
validate(model,
test_dataloaders,
"test",
opts,
global_step=global_step)
LOGGER.info('===========================================')
model_saver.save(model, f'{global_step}_final')
