def prepare_and_run(params):
loo = LeaveOneOut()
plates, classes = get_train_exemplars()
cv_monitor = MetricsMonitorCV()
fold_num = 0
for train_index, val_index in loo.split(plates):
train_paths, val_paths = plates[train_index], plates[val_index]
train_classes, val_classes = classes[train_index], classes[val_index]
train_dataset = get_dataset(list(zip(train_paths, classes)),
train_transforms)
train_dataloader = DataLoader(train_dataset,
batch_size=params["batch_size"],
shuffle=True)
val_dataset = get_dataset(list(zip(val_paths, val_classes)),
val_test_transforms)
# we using leave one out validation, so batch_size should be 1
val_dataloader = DataLoader(val_dataset, batch_size=1)
train_monitor, validation_monitor = train(train_dataloader,
val_dataloader, fold_num,
params)
cv_monitor.add_train_monitor(train_monitor).add_val_monitor(
validation_monitor)
fold_num += 1
return cv_monitor
def test_udd_ofr_nids(self):
"""test one of haed and tail entity ID is larger than number of entities
"""
extra_train = ['7\t0\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_train = ['0\t0\t6\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_valid = ['7\t0\t1\n']
files = gen_udd_files(extra_valid=extra_valid)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_test = ['7\t0\t1\n']
files = gen_udd_files(extra_test=extra_test)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
def test_udd_error_nids(self):
"""test one of head and tail entity ID < 0
"""
extra_train = ['-1\t0\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_train = ['0\t0\t-1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_valid = ['-1\t0\t1\n']
files = gen_udd_files(extra_valid=extra_valid)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_test = ['-1\t0\t1\n']
files = gen_udd_files(extra_test=extra_test)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
def test_udd_noint_triplets(self):
"""test one of (h, r, t) is not an integer
"""
extra_train = ['deadbeaf\t0\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(ValueError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_train = ['0\tdeadbeaf\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(ValueError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_train = ['0\t0\tdeadbeaf\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(ValueError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_valid = ['deadbeaf\t0\t1\n']
files = gen_udd_files(extra_valid=extra_valid)
with self.assertRaises(ValueError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_test = ['deadbeaf\t0\t1\n']
files = gen_udd_files(extra_test=extra_test)
with self.assertRaises(ValueError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
def generate_datasets(DATASET_PATH, batch_size):
'''
Load train, val and test dataset.
:param DATASET_PATH: Path to dataset
:param batch_size: batch size obviously ...
:return:
'''
# Load training data
train_dataset = get_dataset("train", dataset_path=DATASET_PATH)
# Load validation data
test_dataset = get_dataset("test", dataset_path=DATASET_PATH)
# Create the dataloader
train_loader = torch.utils.data.DataLoader(train_dataset,
batch_size=batch_size,
num_workers=2,
shuffle=True,
collate_fn=collate_remove_none,
worker_init_fn=worker_init_fn)
test_loader = torch.utils.data.DataLoader(test_dataset,
batch_size=1,
num_workers=2,
shuffle=False,
collate_fn=collate_remove_none,
worker_init_fn=worker_init_fn)
vis_train_loader = torch.utils.data.DataLoader(
train_dataset,
batch_size=1,
num_workers=2,
shuffle=False,
collate_fn=collate_remove_none,
worker_init_fn=worker_init_fn)
return test_loader, train_loader, vis_train_loader
def gen_data(ckpt_path, flag, dataset_config, dataloader_config, njobs):
ckpt_dir = os.path.join(ckpt_path, '')
ckpt_dir_flag = os.path.join(ckpt_dir, flag)
prefix = os.path.basename(os.path.dirname(dataset_config.indexes_path))
train_pkl = os.path.join(ckpt_dir, f'{prefix}_train.pkl')
dev_pkl = os.path.join(ckpt_dir, f'{prefix}_dev.pkl')
os.makedirs(ckpt_dir, exist_ok=True)
with open(os.path.join(ckpt_dir, 'dirtype'), 'w') as f:
f.write('ckpt_dir')
os.makedirs(ckpt_dir_flag, exist_ok=True)
with open(os.path.join(ckpt_dir_flag, 'dirtype'), 'w') as f:
f.write('ckpt_dir_flag')
file_handler = logging.FileHandler(os.path.join(ckpt_dir, 'train.log'))
logging.getLogger().addHandler(file_handler)
if os.path.exists(train_pkl):
logger.info(f'=> load train, dev data from {ckpt_dir}')
train_data = pk.load(open(train_pkl, 'rb'))
# train_set is a of 1600 elements which are dict.
# with keys:'mel' for mel-spectogram np array (80,xxx) and 'speaker' for speaker string ('p225')
# print(f"**********************data is: {train_data[0]}********************")
# print(f"**********************type is: {train_data[0]['mel'].shape}********************")
dev_data = pk.load(open(dev_pkl, 'rb'))
train_set = get_dataset(dset='train',
dataset_config=dataset_config,
njobs=njobs,
metadata=train_data)
# train_set is a class: dataloader.vctk.Dataset.
# Has attribute data such that train_set.data is a list of 1600 features so train_set.data[i] is o size (80,xxx)
# print(f"**********************type is: {type(train_set)}********************")
# print(f"**********************shape is: {train_set.data[0]['mel'].shape}********************")
dev_set = get_dataset(dset='dev',
dataset_config=dataset_config,
njobs=njobs,
metadata=dev_data)
else:
train_set = get_dataset(dset='train',
dataset_config=dataset_config,
njobs=njobs)
dev_set = get_dataset(dset='dev',
dataset_config=dataset_config,
njobs=njobs)
pk.dump(train_set.data, open(train_pkl, 'wb'))
pk.dump(dev_set.data, open(dev_pkl, 'wb'))
train_loader = get_dataloader(dset='train',
dataloader_config=dataloader_config,
dataset=train_set)
dev_loader = get_dataloader(dset='dev',
dataloader_config=dataloader_config,
dataset=dev_set)
# print(f"**********************type is: {type(train_loader)}********************")
return ckpt_dir_flag, train_set, dev_set, train_loader, dev_loader
def load_data(ckpt_path, dataset_config, dataloader_config, njobs):
if os.path.isdir(ckpt_path):
d = os.path.join(ckpt_path, '')
with open(os.path.join(d, 'dirtype'), 'r') as f:
dirtype = f.read().strip()
if dirtype == 'ckpt_dir':
logger.warn(
f'The ckpt_path is {ckpt_path}, the flag is not specified.'
)
logger.warn(f'Use "default" flag.')
ckpt_dir = d
flag = 'default'
ckpt_dir_flag = os.path.join(ckpt_dir, flag)
ckpt_path = ckpt_dir_flag
elif dirtype == 'ckpt_dir_flag':
ckpt_dir_flag = os.path.dirname(d)
ckpt_dir = os.path.dirname(ckpt_dir_flag)
flag = os.path.basename(ckpt_dir_flag)
else:
raise NotImplementedError(
f'Wrong dirtype: {dirtype} from {d}.')
else:
ckpt_dir_flag = os.path.dirname(ckpt_path)
ckpt_dir = os.path.dirname(ckpt_dir_flag)
flag = os.path.basename(ckpt_dir_flag)
file_handler = logging.FileHandler(os.path.join(ckpt_dir, 'train.log'))
logging.getLogger().addHandler(file_handler)
logger.info(f'=> load train, dev data from {os.path.join(ckpt_dir)}')
prefix = os.path.basename(os.path.dirname(dataset_config.indexes_path))
train_data = pk.load(
open(os.path.join(ckpt_dir, f'{prefix}_train.pkl'), 'rb'))
dev_data = pk.load(
open(os.path.join(ckpt_dir, f'{prefix}_dev.pkl'), 'rb'))
train_set = get_dataset(dset='train',
dataset_config=dataset_config,
njobs=njobs,
metadata=train_data)
dev_set = get_dataset(dset='dev',
dataset_config=dataset_config,
njobs=njobs,
metadata=dev_data)
train_loader = get_dataloader(dset='train',
dataloader_config=dataloader_config,
dataset=train_set)
dev_loader = get_dataloader(dset='dev',
dataloader_config=dataloader_config,
dataset=dev_set)
return ckpt_dir_flag, train_set, dev_set, train_loader, dev_loader
def get_data_loaders(args, tokenizer):
""" Prepare the dataset for training and evaluation """
datasets_raw = {}
logger.info("Loading training data")
datasets_raw['train'] = get_dataset(tokenizer, args.dataset_cache,
args.dataset_path, 'train')
logger.info("Loading validation data")
datasets_raw['valid'] = get_dataset(tokenizer, args.dataset_cache,
args.dataset_path, 'dev')
logger.info("Build inputs and labels")
datasets = {"train": defaultdict(list), "valid": defaultdict(list)}
for dataset_name, dataset in datasets_raw.items():
for data_point in dataset:
instance, _ = build_input_from_segments(data_point, tokenizer)
for input_name, input_array in instance.items():
datasets[dataset_name][input_name].append(input_array)
logger.info("Pad inputs and convert to Tensor")
tensor_datasets = {"train": [], "valid": []}
for dataset_name, dataset in datasets.items():
dataset = pad_dataset(dataset,
padding=tokenizer.convert_tokens_to_ids(
SPECIAL_TOKENS[-1]))
for input_name in MODEL_INPUTS:
tensor = torch.tensor(dataset[input_name])
tensor_datasets[dataset_name].append(tensor)
logger.info("Build train and validation dataloaders")
train_dataset, valid_dataset = TensorDataset(
*tensor_datasets["train"]), TensorDataset(*tensor_datasets["valid"])
train_sampler = torch.utils.data.distributed.DistributedSampler(
train_dataset) if args.distributed else None
valid_sampler = torch.utils.data.distributed.DistributedSampler(
valid_dataset) if args.distributed else None
train_loader = DataLoader(train_dataset,
sampler=train_sampler,
batch_size=args.train_batch_size,
shuffle=(not args.distributed))
valid_loader = DataLoader(valid_dataset,
sampler=valid_sampler,
batch_size=args.valid_batch_size,
shuffle=False)
logger.info("Train dataset (Batch, Candidates, Seq length): {}".format(
train_dataset.tensors[0].shape))
logger.info("Valid dataset (Batch, Candidates, Seq length): {}".format(
valid_dataset.tensors[0].shape))
return train_loader, valid_loader, train_sampler, valid_sampler
def load_data():
BATCH_SIZE = 2
train_video_dataset = dataloader.get_dataset(dataloader.TRAIN_JSON_PATH, dataloader.SINGLE_FRAME)
train_audio_dataset = dataloader.AudioDataset()
train_loader = dataloader.AVDataLoader(train_video_dataset, train_audio_dataset, batch_size=BATCH_SIZE, shuffle=False, single_frame=True)
return train_loader
def test_udd_error_rids(self):
"""test one of relation ID < 0
"""
extra_train = ['0\t-1\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
def gen_data(ckpt_path, flag, dataset_config, dataloader_config, njobs):
ckpt_dir = os.path.join(ckpt_path, '')
ckpt_dir_flag = os.path.join(ckpt_dir, flag)
prefix = os.path.basename(os.path.dirname(dataset_config.indexes_path))
train_pkl = os.path.join(ckpt_dir, f'{prefix}_train.pkl')
dev_pkl = os.path.join(ckpt_dir, f'{prefix}_dev.pkl')
os.makedirs(ckpt_dir, exist_ok=True)
with open(os.path.join(ckpt_dir, 'dirtype'), 'w') as f:
f.write('ckpt_dir')
os.makedirs(ckpt_dir_flag, exist_ok=True)
with open(os.path.join(ckpt_dir_flag, 'dirtype'), 'w') as f:
f.write('ckpt_dir_flag')
file_handler = logging.FileHandler(os.path.join(ckpt_dir, 'train.log'))
logging.getLogger().addHandler(file_handler)
if os.path.exists(train_pkl):
logger.info(f'=> load train, dev data from {ckpt_dir}')
train_data = pk.load(open(train_pkl, 'rb'))
dev_data = pk.load(open(dev_pkl, 'rb'))
train_set = get_dataset(dset='train',
dataset_config=dataset_config,
njobs=njobs,
metadata=train_data)
dev_set = get_dataset(dset='dev',
dataset_config=dataset_config,
njobs=njobs,
metadata=dev_data)
else:
train_set = get_dataset(dset='train',
dataset_config=dataset_config,
njobs=njobs)
dev_set = get_dataset(dset='dev',
dataset_config=dataset_config,
njobs=njobs)
pk.dump(train_set.data, open(train_pkl, 'wb'))
pk.dump(dev_set.data, open(dev_pkl, 'wb'))
train_loader = get_dataloader(dset='train',
dataloader_config=dataloader_config,
dataset=train_set)
dev_loader = get_dataloader(dset='dev',
dataloader_config=dataloader_config,
dataset=dev_set)
return ckpt_dir_flag, train_set, dev_set, train_loader, dev_loader
def main(config):
trainset = get_dataset(config.train_data_dir, config)
blockSampler = RandomBatchSampler(trainset,
config.batch_size,
drop_last=True)
train_loader = DataLoader(dataset=trainset,
batch_sampler=blockSampler,
collate_fn=CropCollate(0),
num_workers=config.num_workers)
solver = Solver(train_loader, config)
solver.train()
def test_udd_ofr_rids(self):
"""test one of relation ID is larger than number of relations
"""
extra_train = ['0\t2\t1\n']
files = gen_udd_files(extra_train=extra_train)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_valid = ['0\t2\t1\n']
files = gen_udd_files(extra_valid=extra_valid)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
extra_test = ['0\t2\t1\n']
files = gen_udd_files(extra_test=extra_test)
with self.assertRaises(AssertionError):
dataset = get_dataset('./', 'udd_test', 'udd_hrt', '\t', files)
cleanup(files)
def main():
"""
Main predict function for the wikikg90m
"""
args = ArgParser().parse_args()
config = load_model_config(
os.path.join(args.model_path, 'model_config.json'))
args = use_config_replace_args(args, config)
dataset = get_dataset(args, args.data_path, args.dataset, args.format,
args.delimiter, args.data_files,
args.has_edge_importance)
print("Load the dataset done.")
eval_dataset = EvalDataset(dataset, args)
model = BaseKEModel(
args=args,
n_entities=dataset.n_entities,
n_relations=dataset.n_relations,
model_name=args.model_name,
hidden_size=args.hidden_dim,
entity_feat_dim=dataset.entity_feat.shape[1],
relation_feat_dim=dataset.relation_feat.shape[1],
gamma=args.gamma,
double_entity_emb=args.double_ent,
cpu_emb=args.cpu_emb,
relation_times=args.ote_size,
scale_type=args.scale_type)
print("Create the model done.")
model.entity_feat = dataset.entity_feat
model.relation_feat = dataset.relation_feat
load_model_from_checkpoint(model, args.model_path)
print("The model load the checkpoint done.")
if args.infer_valid:
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
mode='tail',
num_workers=args.num_workers,
rank=0,
ranks=1)
infer(args, model, config, 0, [valid_sampler_tail], "valid")
if args.infer_test:
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
mode='tail',
num_workers=args.num_workers,
rank=i,
ranks=args.num_proc)
infer(args, model, config, 0, [test_sampler_tail], "test")
def main():
print('===> Loading datasets')
train_set = get_dataset(args.patch_size,
args.upscale_factor,
phase='train')
train_loader = DataLoader(dataset=train_set,
batch_size=args.bs,
shuffle=True)
test_set = get_dataset(0, args.upscale_factor,
phase='test') # 0 has no meaning
test_loader = DataLoader(dataset=test_set, batch_size=1, shuffle=False)
if args.model == 'srcnn':
model = SRCNNTrainer(args, train_loader, test_loader)
elif args.model == 'srdcn':
model = SRDCNTrainer(args, train_loader, test_loader)
else:
raise Exception("the model does not exist")
model.run()
def main(config):
dataset = get_dataset(config.data_dir, config)
dataloader = DataLoader(dataset=dataset,
batch_size=config.batch_size,
shuffle=False,
num_workers=config.num_workers,
drop_last=False)
evaluator = Evaluation(config)
if not os.path.exists(config.post_dir):
os.makedirs(config.post_dir)
evaluator.extract_post_to_hardisk(
dataloader,
'ark,scp:{0}/posts.ark,{0}/posts.scp'.format(config.post_dir))
def pretrain(args):
tf = get_transform(args, 'none')
ds = get_dataset(args, tf, 'none')
args, model, ckpt_available = get_model_ckpt(args)
if ckpt_available:
print("loaded checkpoint {} in pretraining stage".format(args.ckpt_name))
loss_fn = get_loss(args)
sub_optimizer = get_sub_optimizer(args, model)
optimizer = get_optimizer(args, sub_optimizer)
scheduler = get_scheduler(args, optimizer)
# setup nvidia/apex amp
# model, optimizer = amp.initialize(model, optimizer, opt_level=args.fp16_opt_level, num_losses=1)
# model = idist.auto_model(model)
trainer = get_trainer(args, model, loss_fn, optimizer, scheduler)
def pretrain(args):
tf = get_transform(args, 'none')
ds = get_dataset(args, tf, 'none')
args, model, ckpt_available = get_model_ckpt(args)
if ckpt_available:
print("loaded checkpoint {} in pretraining stage".format(
args.ckpt_name))
loss_fn = get_loss(args)
sub_optimizer = get_sub_optimizer(args, model)
optimizer = get_optimizer(args, sub_optimizer)
scheduler = get_scheduler(args, optimizer)
# setup nvidia/apex amp
# model, optimizer = amp.initialize(model, optimizer, opt_level=args.fp16_opt_level, num_losses=1)
# model = idist.auto_model(model)
trainer = get_trainer(args, model, loss_fn, optimizer, scheduler)
metrics = get_metrics(args)
logger = get_logger(args)
@trainer.on(Events.STARTED)
def on_training_started(engine):
print("Begin Pretraining")
# batch-wise
@trainer.on(Events.ITERATION_COMPLETED)
def log_iter_results(engine):
log_results(logger, 'pretrain/iter', engine.state,
engine.state.iteration)
# epoch-wise (ckpt)
@trainer.on(Events.EPOCH_COMPLETED)
def save_epoch(engine):
log_results(logger, 'pretrain/epoch', engine.state, engine.state.epoch)
log_results_cmd(logger, 'pretrain/epoch', engine.state,
engine.state.epoch)
save_ckpt(args, engine.state.epoch, engine.state.metrics['loss'],
model)
trainer.run(ds, max_epochs=args.epoch)
def main():
parser = argparse.ArgumentParser(description='Partition a knowledge graph')
parser.add_argument('--data_path', type=str, default='data',
help='root path of all dataset')
parser.add_argument('--dataset', type=str, default='FB15k',
help='dataset name, under data_path')
parser.add_argument('--data_files', type=str, default=None, nargs='+',
help='a list of data files, e.g. entity relation train valid test')
parser.add_argument('--format', type=str, default='built_in',
help='the format of the dataset, it can be built_in,'\
'raw_udd_{htr} and udd_{htr}')
parser.add_argument('-k', '--num-parts', required=True, type=int,
help='The number of partitions')
args = parser.parse_args()
num_parts = args.num_parts
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format, args.data_files)
src, etype_id, dst = dataset.train
coo = sp.sparse.coo_matrix((np.ones(len(src)), (src, dst)),
shape=[dataset.n_entities, dataset.n_entities])
g = dgl.DGLGraph(coo, readonly=True, sort_csr=True)
g.edata['tid'] = F.tensor(etype_id, F.int64)
part_dict = dgl.transform.metis_partition(g, num_parts, 1)
tot_num_inner_edges = 0
for part_id in part_dict:
part = part_dict[part_id]
num_inner_nodes = len(np.nonzero(F.asnumpy(part.ndata['inner_node']))[0])
num_inner_edges = len(np.nonzero(F.asnumpy(part.edata['inner_edge']))[0])
print('part {} has {} nodes and {} edges. {} nodes and {} edges are inside the partition'.format(
part_id, part.number_of_nodes(), part.number_of_edges(),
num_inner_nodes, num_inner_edges))
tot_num_inner_edges += num_inner_edges
part.copy_from_parent()
save_graphs(args.data_path + '/part_' + str(part_id) + '.dgl', [part])
print('there are {} edges in the graph and {} edge cuts for {} partitions.'.format(
g.number_of_edges(), g.number_of_edges() - tot_num_inner_edges, len(part_dict)))
def eval_linear(pretrain_args, args):
# get pretrained model
pt_args, pt_model, ckpt_available = get_model_ckpt(pretrain_args)
tf = get_transform(args, 'train')
ds = get_dataset(args, tf, 'train')
if ckpt_available:
print("loaded pretrained model {} in eval linear".format(args.ckpt_name))
model = get_linear(args, pt_model, args.num_classes)
loss_fn = get_loss(args)
optimizer = get_sub_optimizer(args, model)
scheduler = get_scheduler(args, optimizer)
trainer = get_trainer(args, model, loss_fn, optimizer, scheduler)
evaluator = get_evaluator(args, model, loss_fn)
# metrics = get_metrics(args)
logger = get_logger(args)
trainer.run(ds, max_epochs=args.epoch)
def main():
args = get_args()
os.environ['CUDA_VISIBLE_DEVICES'] = args.cuda_ids
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
if not os.path.exists(args.save_path):
os.makedirs(args.save_path)
if not os.path.exists(args.tensorboard_dir):
os.makedirs(args.tensorboard_dir)
logging = get_logging()
seed_everything(args.seed)
transforms_train = Compose([
RandomResizedCrop(args.img_size, args.img_size),
Transpose(p=0.5),
HorizontalFlip(p=0.5),
VerticalFlip(p=0.5),
ShiftScaleRotate(p=0.5),
HueSaturationValue(hue_shift_limit=0.2, sat_shift_limit=0.2, val_shift_limit=0.2, p=0.5),
RandomBrightnessContrast(brightness_limit=(-0.1, 0.1), contrast_limit=(-0.1, 0.1), p=0.5),
Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225], max_pixel_value=255.0, p=1.0),
CoarseDropout(p=0.5),
ToTensorV2(p=1.0),
], p=1.)
transforms_val = Compose([
CenterCrop(args.img_size, args.img_size, p=1.),
Resize(args.img_size, args.img_size),
Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225], max_pixel_value=255.0, p=1.0),
ToTensorV2(p=1.0),
], p=1.)
train_loader, val_loader = get_dataset(args.data_path, args.batch_size, args.batch_size_val, transforms_train,
transforms_val)
net = get_model(True, device)
trainer = Trainer(net, train_loader, val_loader, args, device, logging)
trainer.train()
def main(args):
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format)
args.pickle_graph = False
args.train = False
args.valid = False
args.test = True
args.batch_size_eval = args.batch_size
logger = get_logger(args)
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
eval_dataset = EvalDataset(dataset, args)
args.neg_sample_size_test = args.neg_sample_size
if args.neg_sample_size < 0:
args.neg_sample_size_test = args.neg_sample_size = eval_dataset.g.number_of_nodes(
)
if args.num_proc > 1:
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
mode='PBG-head',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
mode='PBG-tail',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
else:
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
mode='PBG-head',
num_workers=args.num_worker,
rank=0,
ranks=1)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
mode='PBG-tail',
num_workers=args.num_worker,
rank=0,
ranks=1)
# load model
n_entities = dataset.n_entities
n_relations = dataset.n_relations
ckpt_path = args.model_path
model = load_model_from_checkpoint(logger, args, n_entities, n_relations,
ckpt_path)
if args.num_proc > 1:
model.share_memory()
# test
args.step = 0
args.max_step = 0
if args.num_proc > 1:
procs = []
for i in range(args.num_proc):
proc = mp.Process(target=test,
args=(args, model, [
test_sampler_heads[i], test_sampler_tails[i]
]))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
else:
test(args, model, [test_sampler_head, test_sampler_tail])
def main(args):
args.eval_filter = not args.no_eval_filter
if args.neg_deg_sample:
assert not args.eval_filter, "if negative sampling based on degree, we can't filter positive edges."
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format)
args.pickle_graph = False
args.train = False
args.valid = False
args.test = True
args.batch_size_eval = args.batch_size
logger = get_logger(args)
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
eval_dataset = EvalDataset(dataset, args)
args.neg_sample_size_test = args.neg_sample_size
args.neg_deg_sample_eval = args.neg_deg_sample
if args.neg_sample_size < 0:
args.neg_sample_size_test = args.neg_sample_size = eval_dataset.g.number_of_nodes(
)
if args.neg_chunk_size < 0:
args.neg_chunk_size = args.neg_sample_size
num_workers = args.num_worker
# for multiprocessing evaluation, we don't need to sample multiple batches at a time
# in each process.
if args.num_proc > 1:
num_workers = 1
if args.num_proc > 1:
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
else:
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=0,
ranks=1)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=0,
ranks=1)
# load model
n_entities = dataset.n_entities
n_relations = dataset.n_relations
ckpt_path = args.model_path
model = load_model_from_checkpoint(logger, args, n_entities, n_relations,
ckpt_path)
if args.num_proc > 1:
model.share_memory()
# test
args.step = 0
args.max_step = 0
start = time.time()
if args.num_proc > 1:
queue = mp.Queue(args.num_proc)
procs = []
for i in range(args.num_proc):
proc = mp.Process(target=test,
args=(args, model, [
test_sampler_heads[i], test_sampler_tails[i]
], 'Test', queue))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
total_metrics = {}
for i in range(args.num_proc):
metrics = queue.get()
for k, v in metrics.items():
if i == 0:
total_metrics[k] = v / args.num_proc
else:
total_metrics[k] += v / args.num_proc
for k, v in metrics.items():
print('Test average {} at [{}/{}]: {}'.format(
k, args.step, args.max_step, v))
else:
test(args, model, [test_sampler_head, test_sampler_tail])
print('Test takes {:.3f} seconds'.format(time.time() - start))
def run(args, logger):
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format)
n_entities = dataset.n_entities
n_relations = dataset.n_relations
if args.neg_sample_size_test < 0:
args.neg_sample_size_test = n_entities
train_data = TrainDataset(dataset, args, ranks=args.num_proc)
if args.num_proc > 1:
train_samplers = []
for i in range(args.num_proc):
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
mode='PBG-head',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True,
rank=i)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
mode='PBG-tail',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True,
rank=i)
train_samplers.append(
NewBidirectionalOneShotIterator(train_sampler_head,
train_sampler_tail, True,
n_entities))
else:
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
mode='PBG-head',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
mode='PBG-tail',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True)
train_sampler = NewBidirectionalOneShotIterator(
train_sampler_head, train_sampler_tail, True, n_entities)
if args.valid or args.test:
eval_dataset = EvalDataset(dataset, args)
if args.valid:
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
if args.num_proc > 1:
valid_sampler_heads = []
valid_sampler_tails = []
for i in range(args.num_proc):
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
mode='PBG-head',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
mode='PBG-tail',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
valid_sampler_heads.append(valid_sampler_head)
valid_sampler_tails.append(valid_sampler_tail)
else:
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
mode='PBG-head',
num_workers=args.num_worker,
rank=0,
ranks=1)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
mode='PBG-tail',
num_workers=args.num_worker,
rank=0,
ranks=1)
if args.test:
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
if args.num_proc > 1:
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
mode='PBG-head',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
mode='PBG-tail',
num_workers=args.num_worker,
rank=i,
ranks=args.num_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
else:
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
mode='PBG-head',
num_workers=args.num_worker,
rank=0,
ranks=1)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
mode='PBG-tail',
num_workers=args.num_worker,
rank=0,
ranks=1)
# We need to free all memory referenced by dataset.
eval_dataset = None
dataset = None
# load model
model = load_model(logger, args, n_entities, n_relations)
if args.num_proc > 1:
model.share_memory()
# train
start = time.time()
if args.num_proc > 1:
procs = []
for i in range(args.num_proc):
valid_samplers = [valid_sampler_heads[i], valid_sampler_tails[i]
] if args.valid else None
proc = mp.Process(target=train,
args=(args, model, train_samplers[i],
valid_samplers))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
else:
valid_samplers = [valid_sampler_head, valid_sampler_tail
] if args.valid else None
train(args, model, train_sampler, valid_samplers)
print('training takes {} seconds'.format(time.time() - start))
if args.save_emb is not None:
if not os.path.exists(args.save_emb):
os.mkdir(args.save_emb)
model.save_emb(args.save_emb, args.dataset)
# test
if args.test:
if args.num_proc > 1:
procs = []
for i in range(args.num_proc):
proc = mp.Process(target=test,
args=(args, model, [
test_sampler_heads[i],
test_sampler_tails[i]
]))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
else:
test(args, model, [test_sampler_head, test_sampler_tail])
from dataloader import get_dataset, transform
import torch
from torch import nn
from torch.nn import functional as F
import numpy as np
from matplotlib import pyplot as plt
from torchvision import transforms
train_iter = get_dataset('train', transform=transform, batch_size=1)
for idx, item in enumerate(train_iter):
# print(item)
data, annotation = item
data, _ = data
annotation, _ = annotation
if idx % 100 == 0:
print(idx)
print('finished')
def run(args, logger):
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format)
n_entities = dataset.n_entities
n_relations = dataset.n_relations
if args.neg_sample_size_test < 0:
args.neg_sample_size_test = n_entities
args.eval_filter = not args.no_eval_filter
if args.neg_deg_sample_eval:
assert not args.eval_filter, "if negative sampling based on degree, we can't filter positive edges."
# When we generate a batch of negative edges from a set of positive edges,
# we first divide the positive edges into chunks and corrupt the edges in a chunk
# together. By default, the chunk size is equal to the negative sample size.
# Usually, this works well. But we also allow users to specify the chunk size themselves.
if args.neg_chunk_size < 0:
args.neg_chunk_size = args.neg_sample_size
if args.neg_chunk_size_valid < 0:
args.neg_chunk_size_valid = args.neg_sample_size_valid
if args.neg_chunk_size_test < 0:
args.neg_chunk_size_test = args.neg_sample_size_test
train_data = TrainDataset(dataset, args, ranks=args.num_proc)
if args.num_proc > 1:
train_samplers = []
for i in range(args.num_proc):
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
mode='chunk-head',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True,
rank=i)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
mode='chunk-tail',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True,
rank=i)
train_samplers.append(
NewBidirectionalOneShotIterator(train_sampler_head,
train_sampler_tail,
args.neg_chunk_size, True,
n_entities))
else:
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
mode='chunk-head',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_chunk_size,
mode='chunk-tail',
num_workers=args.num_worker,
shuffle=True,
exclude_positive=True)
train_sampler = NewBidirectionalOneShotIterator(
train_sampler_head, train_sampler_tail, args.neg_chunk_size, True,
n_entities)
# for multiprocessing evaluation, we don't need to sample multiple batches at a time
# in each process.
num_workers = args.num_worker
if args.num_proc > 1:
num_workers = 1
if args.valid or args.test:
eval_dataset = EvalDataset(dataset, args)
if args.valid:
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
if args.num_proc > 1:
valid_sampler_heads = []
valid_sampler_tails = []
for i in range(args.num_proc):
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
args.neg_chunk_size_valid,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
args.neg_chunk_size_valid,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
valid_sampler_heads.append(valid_sampler_head)
valid_sampler_tails.append(valid_sampler_tail)
else:
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
args.neg_chunk_size_valid,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=0,
ranks=1)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_valid,
args.neg_chunk_size_valid,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=0,
ranks=1)
if args.test:
# Here we want to use the regualr negative sampler because we need to ensure that
# all positive edges are excluded.
if args.num_proc > 1:
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=i,
ranks=args.num_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
else:
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-head',
num_workers=num_workers,
rank=0,
ranks=1)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-tail',
num_workers=num_workers,
rank=0,
ranks=1)
# We need to free all memory referenced by dataset.
eval_dataset = None
dataset = None
# load model
model = load_model(logger, args, n_entities, n_relations)
if args.num_proc > 1:
model.share_memory()
# train
start = time.time()
if args.num_proc > 1:
procs = []
for i in range(args.num_proc):
rel_parts = train_data.rel_parts if args.rel_part else None
valid_samplers = [valid_sampler_heads[i], valid_sampler_tails[i]
] if args.valid else None
proc = mp.Process(target=train,
args=(args, model, train_samplers[i], i,
rel_parts, valid_samplers))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
else:
valid_samplers = [valid_sampler_head, valid_sampler_tail
] if args.valid else None
train(args, model, train_sampler, valid_samplers)
print('training takes {} seconds'.format(time.time() - start))
if args.save_emb is not None:
if not os.path.exists(args.save_emb):
os.mkdir(args.save_emb)
model.save_emb(args.save_emb, args.dataset)
# test
if args.test:
start = time.time()
if args.num_proc > 1:
queue = mp.Queue(args.num_proc)
procs = []
for i in range(args.num_proc):
proc = mp.Process(target=test,
args=(args, model, [
test_sampler_heads[i],
test_sampler_tails[i]
], i, 'Test', queue))
procs.append(proc)
proc.start()
total_metrics = {}
for i in range(args.num_proc):
metrics = queue.get()
for k, v in metrics.items():
if i == 0:
total_metrics[k] = v / args.num_proc
else:
total_metrics[k] += v / args.num_proc
for k, v in metrics.items():
print('Test average {} at [{}/{}]: {}'.format(
k, args.step, args.max_step, v))
for proc in procs:
proc.join()
else:
test(args, model, [test_sampler_head, test_sampler_tail])
print('test:', time.time() - start)
def dist_train_test(args,
model,
train_sampler,
entity_pb,
relation_pb,
l2g,
rank=0,
rel_parts=None,
cross_rels=None,
barrier=None):
if args.num_proc > 1:
th.set_num_threads(args.num_thread)
client = connect_to_kvstore(args, entity_pb, relation_pb, l2g)
client.barrier()
train_time_start = time.time()
train(args, model, train_sampler, None, rank, rel_parts, cross_rels,
barrier, client)
client.barrier()
print('Total train time {:.3f} seconds'.format(time.time() -
train_time_start))
model = None
if client.get_id() % args.num_client == 0: # pull full model from kvstore
args.num_test_proc = args.num_client
dataset_full = get_dataset(args.data_path, args.dataset, args.format)
print('Full data n_entities: ' + str(dataset_full.n_entities))
print("Full data n_relations: " + str(dataset_full.n_relations))
model_test = load_model(None, args, dataset_full.n_entities,
dataset_full.n_relations)
eval_dataset = EvalDataset(dataset_full, args)
if args.test:
model_test.share_memory()
if args.neg_sample_size_test < 0:
args.neg_sample_size_test = dataset_full.n_entities
args.eval_filter = not args.no_eval_filter
if args.neg_deg_sample_eval:
assert not args.eval_filter, "if negative sampling based on degree, we can't filter positive edges."
if args.neg_chunk_size_valid < 0:
args.neg_chunk_size_valid = args.neg_sample_size_valid
if args.neg_chunk_size_test < 0:
args.neg_chunk_size_test = args.neg_sample_size_test
print("Pull relation_emb ...")
relation_id = F.arange(0, model_test.n_relations)
relation_data = client.pull(name='relation_emb', id_tensor=relation_id)
model_test.relation_emb.emb[relation_id] = relation_data
print("Pull entity_emb ... ")
# split model into 100 small parts
start = 0
percent = 0
entity_id = F.arange(0, model_test.n_entities)
count = int(model_test.n_entities / 100)
end = start + count
while True:
print("Pull %d / 100 ..." % percent)
if end >= model_test.n_entities:
end = -1
tmp_id = entity_id[start:end]
entity_data = client.pull(name='entity_emb', id_tensor=tmp_id)
model_test.entity_emb.emb[tmp_id] = entity_data
if end == -1:
break
start = end
end += count
percent += 1
if args.save_emb is not None:
if not os.path.exists(args.save_emb):
os.mkdir(args.save_emb)
model_test.save_emb(args.save_emb, args.dataset)
if args.test:
args.num_thread = 1
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_test_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-head',
num_workers=args.num_thread,
rank=i,
ranks=args.num_test_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_test,
args.neg_chunk_size_test,
args.eval_filter,
mode='chunk-tail',
num_workers=args.num_thread,
rank=i,
ranks=args.num_test_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
eval_dataset = None
dataset_full = None
print("Run test, test processes: %d" % args.num_test_proc)
queue = mp.Queue(args.num_test_proc)
procs = []
for i in range(args.num_test_proc):
proc = mp.Process(target=test_mp,
args=(args, model_test, [
test_sampler_heads[i],
test_sampler_tails[i]
], i, 'Test', queue))
procs.append(proc)
proc.start()
total_metrics = {}
metrics = {}
logs = []
for i in range(args.num_test_proc):
log = queue.get()
logs = logs + log
for metric in logs[0].keys():
metrics[metric] = sum([log[metric]
for log in logs]) / len(logs)
for k, v in metrics.items():
print('Test average {} at [{}/{}]: {}'.format(
k, args.step, args.max_step, v))
for proc in procs:
proc.join()
if client.get_id() == 0:
client.shut_down()
required=True,
help='kernel : linear | polynomial | gaussian')
parser.add_argument('--q',
type=int,
default=2,
help='parameter for polynomial kernel')
parser.add_argument('--sigma',
type=float,
default=1,
help='parameter for gaussian kernel')
parser.add_argument('--normalize',
action='store_true',
help='toggle for normalizing the input data')
opt = parser.parse_args()
train, test_x = get_dataset(root=opt.dataroot, normalize=opt.normalize)
train_x, train_y = train[:, 0:train.shape[1] - 1], train[:, train.shape[1] - 1]
cross_valid = StratifiedKFold(n_splits=5)
tr_accuracies = []
va_accuracies = []
tr_times = []
for tr, va in cross_valid.split(train_x, train_y):
print('Started cross validation split: {0}'.format(len(tr_accuracies) + 1))
print('Ratio: {0}/{1} :: TR/VA'.format(tr.shape[0], va.shape[0]))
tr_x, va_x = train_x[tr], train_x[va]
tr_y, va_y = train_y[tr], train_y[va]
def run(args, logger):
init_time_start = time.time()
# load dataset and samplers
dataset = get_dataset(args.data_path, args.dataset, args.format,
args.data_files)
if args.neg_sample_size_eval < 0:
args.neg_sample_size_eval = dataset.n_entities
args.batch_size = get_compatible_batch_size(args.batch_size,
args.neg_sample_size)
args.batch_size_eval = get_compatible_batch_size(args.batch_size_eval,
args.neg_sample_size_eval)
args.eval_filter = not args.no_eval_filter
if args.neg_deg_sample_eval:
assert not args.eval_filter, "if negative sampling based on degree, we can't filter positive edges."
train_data = TrainDataset(dataset, args, ranks=args.num_proc)
# if there is no cross partition relaiton, we fall back to strict_rel_part
args.strict_rel_part = args.mix_cpu_gpu and (train_data.cross_part
== False)
args.soft_rel_part = args.mix_cpu_gpu and args.soft_rel_part and train_data.cross_part
args.num_workers = 8 # fix num_worker to 8
if args.num_proc > 1:
train_samplers = []
for i in range(args.num_proc):
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_sample_size,
mode='head',
num_workers=args.num_workers,
shuffle=True,
exclude_positive=False,
rank=i)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_sample_size,
mode='tail',
num_workers=args.num_workers,
shuffle=True,
exclude_positive=False,
rank=i)
train_samplers.append(
NewBidirectionalOneShotIterator(train_sampler_head,
train_sampler_tail,
args.neg_sample_size,
args.neg_sample_size, True,
dataset.n_entities))
train_sampler = NewBidirectionalOneShotIterator(
train_sampler_head, train_sampler_tail, args.neg_sample_size,
args.neg_sample_size, True, dataset.n_entities)
else: # This is used for debug
train_sampler_head = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_sample_size,
mode='head',
num_workers=args.num_workers,
shuffle=True,
exclude_positive=False)
train_sampler_tail = train_data.create_sampler(
args.batch_size,
args.neg_sample_size,
args.neg_sample_size,
mode='tail',
num_workers=args.num_workers,
shuffle=True,
exclude_positive=False)
train_sampler = NewBidirectionalOneShotIterator(
train_sampler_head, train_sampler_tail, args.neg_sample_size,
args.neg_sample_size, True, dataset.n_entities)
if args.valid or args.test:
if len(args.gpu) > 1:
args.num_test_proc = args.num_proc if args.num_proc < len(
args.gpu) else len(args.gpu)
else:
args.num_test_proc = args.num_proc
eval_dataset = EvalDataset(dataset, args)
if args.valid:
if args.num_proc > 1:
valid_sampler_heads = []
valid_sampler_tails = []
for i in range(args.num_proc):
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-head',
num_workers=args.num_workers,
rank=i,
ranks=args.num_proc)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-tail',
num_workers=args.num_workers,
rank=i,
ranks=args.num_proc)
valid_sampler_heads.append(valid_sampler_head)
valid_sampler_tails.append(valid_sampler_tail)
else: # This is used for debug
valid_sampler_head = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-head',
num_workers=args.num_workers,
rank=0,
ranks=1)
valid_sampler_tail = eval_dataset.create_sampler(
'valid',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-tail',
num_workers=args.num_workers,
rank=0,
ranks=1)
if args.test:
if args.num_test_proc > 1:
test_sampler_tails = []
test_sampler_heads = []
for i in range(args.num_test_proc):
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-head',
num_workers=args.num_workers,
rank=i,
ranks=args.num_test_proc)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-tail',
num_workers=args.num_workers,
rank=i,
ranks=args.num_test_proc)
test_sampler_heads.append(test_sampler_head)
test_sampler_tails.append(test_sampler_tail)
else:
test_sampler_head = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-head',
num_workers=args.num_workers,
rank=0,
ranks=1)
test_sampler_tail = eval_dataset.create_sampler(
'test',
args.batch_size_eval,
args.neg_sample_size_eval,
args.neg_sample_size_eval,
args.eval_filter,
mode='chunk-tail',
num_workers=args.num_workers,
rank=0,
ranks=1)
# load model
model = load_model(logger, args, dataset.n_entities, dataset.n_relations)
if args.num_proc > 1 or args.async_update:
model.share_memory()
# We need to free all memory referenced by dataset.
eval_dataset = None
dataset = None
print('Total initialize time {:.3f} seconds'.format(time.time() -
init_time_start))
# train
start = time.time()
rel_parts = train_data.rel_parts if args.strict_rel_part or args.soft_rel_part else None
cross_rels = train_data.cross_rels if args.soft_rel_part else None
if args.num_proc > 1:
procs = []
barrier = mp.Barrier(args.num_proc)
for i in range(args.num_proc):
valid_sampler = [valid_sampler_heads[i], valid_sampler_tails[i]
] if args.valid else None
proc = mp.Process(target=train_mp,
args=(args, model, train_samplers[i],
valid_sampler, i, rel_parts, cross_rels,
barrier))
procs.append(proc)
proc.start()
for proc in procs:
proc.join()
else:
valid_samplers = [valid_sampler_head, valid_sampler_tail
] if args.valid else None
train(args, model, train_sampler, valid_samplers, rel_parts=rel_parts)
print('training takes {} seconds'.format(time.time() - start))
if args.save_emb is not None:
if not os.path.exists(args.save_emb):
os.mkdir(args.save_emb)
model.save_emb(args.save_emb, args.dataset)
# We need to save the model configurations as well.
conf_file = os.path.join(args.save_emb, 'config.json')
with open(conf_file, 'w') as outfile:
json.dump(
{
'dataset': args.dataset,
'model': args.model_name,
'emb_size': args.hidden_dim,
'max_train_step': args.max_step,
'batch_size': args.batch_size,
'neg_sample_size': args.neg_sample_size,
'lr': args.lr,
'gamma': args.gamma,
'double_ent': args.double_ent,
'double_rel': args.double_rel,
'neg_adversarial_sampling': args.neg_adversarial_sampling,
'adversarial_temperature': args.adversarial_temperature,
'regularization_coef': args.regularization_coef,
'regularization_norm': args.regularization_norm
},
outfile,
indent=4)
# test
if args.test:
start = time.time()
if args.num_test_proc > 1:
queue = mp.Queue(args.num_test_proc)
procs = []
for i in range(args.num_test_proc):
proc = mp.Process(target=test_mp,
args=(args, model, [
test_sampler_heads[i],
test_sampler_tails[i]
], i, 'Test', queue))
procs.append(proc)
proc.start()
total_metrics = {}
metrics = {}
logs = []
for i in range(args.num_test_proc):
log = queue.get()
logs = logs + log
for metric in logs[0].keys():
metrics[metric] = sum([log[metric]
for log in logs]) / len(logs)
for k, v in metrics.items():
print('Test average {} : {}'.format(k, v))
for proc in procs:
proc.join()
else:
test(args, model, [test_sampler_head, test_sampler_tail])
print('testing takes {:.3f} seconds'.format(time.time() - start))
d = {
"costs": costs,
"Y_prediction_train": Y_prediction_train,
"Y_prediction_test": Y_prediction_test,
"w": w,
"b": b,
"epoch": epoch,
"learning_rate": learning_rate
}
return d
if __name__ == "__main__":
train_x_orig, train_y, test_x_orig, test_y, classes = get_dataset()
# Reshape train/test samples
train_x_flatten = train_x_orig.reshape(train_x_orig.shape[0], -1).T
test_x_flatten = test_x_orig.reshape(test_x_orig.shape[0], -1).T
# # Example of a picture
# index = 2
# plt.imshow(train_x_orig[index])
# plt.show()
# print("y = " + str(train_y[:, index]) + ", it's a '" + classes[np.squeeze(train_y[:, index])].decode(
# "utf-8") + "' picture.")
# print(train_x_orig.shape)
# print(train_x_flatten.shape)
# 对图片数据集进行标准化处理
train_x = train_x_flatten / 255
test_x = test_x_flatten / 255
