def data_setup():
"""Sets up logging, random seeds and corpus"""
# global variables
# Set the random seed manually for reproducibility.
random.seed(g.args.seed)
np.random.seed(g.args.seed)
torch.manual_seed(g.args.seed)
if torch.cuda.is_available():
torch.cuda.manual_seed_all(g.args.seed)
torch.cuda.set_device(g.args.local_rank)
g.device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
###############################################################################
# Load data
###############################################################################
g.corpus = get_lm_corpus(g.args.data, g.args.dataset, use_bpe=g.args.bpe)
g.ntokens = len(g.corpus.vocab)
g.va_iter, g.te_iter = [
g.corpus.get_dist_iterator(split, bsz=g.args.batch_size * 2, bptt=g.args.tgt_len, rank=util.get_global_rank(),
max_rank=util.get_world_size(),
device=g.device, ext_len=g.args.ext_len)
for split in ('valid', 'test')
]
def main():
args = parser.parse_args()
assert args.ext_len >= 0, 'extended context length must be non-negative'
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
# Get logger
logging = get_logger(os.path.join(args.work_dir, 'eval-log.txt'),
log_=not args.no_log)
# Load dataset
corpus = get_lm_corpus(args.data, args.dataset, use_bpe=args.bpe)
ntokens = len(corpus.vocab)
# Load the best saved model.
with open(os.path.join(args.work_dir, 'model-best.pt'), 'rb') as f:
model = torch.load(f)
model_tokens = model.n_token if hasattr(
model, 'n_token') else model.module.n_token
assert model_tokens == ntokens, 'vocab size mismatch, did you mean `--bpe`?'
model = model.to(device)
logging(
'Evaluating with bsz {} tgt_len {} ext_len {} mem_len {} clamp_len {}'.
format(args.batch_size, args.tgt_len, args.ext_len, args.mem_len,
args.clamp_len))
if hasattr(model, 'reset_length'):
model.reset_length(args.tgt_len, args.ext_len, args.mem_len)
else:
model.module.reset_length(args.tgt_len, args.ext_len, args.mem_len)
if args.clamp_len > 0:
model.clamp_len = args.clamp_len
if args.same_length:
model.same_length = True
log_str = ''
# Run on test data.
for split in ('valid', 'test'):
if args.split in (split, 'all'):
it = corpus.get_iterator(split,
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
log_str += format_log(args, *evaluate(model, it, split), split)
logging('=' * 100)
logging(log_str)
def eval_input_fn(sents):
""" Build up an input function to pass data into our comp graph.
Takes in sentences, which have already been separated into paritions.
"""
corpus = get_lm_corpus(FLAGS.data_dir, None)
vocab = corpus.vocab
def generator():
for sent in sents:
for partition in sent:
ids = vocab.get_indices(partition)
# the labels don't matter right now
features = ids
labels = ids
yield features, labels
# For now, just going to iterate one-by-one to manually manage the memory
dataset = tf.data.Dataset.from_generator(generator, (tf.int32, tf.int32))
dataset = dataset.batch(1, drop_remainder=False)
return dataset
def main():
args = parse_args()
# Initialize device and distributed backend
torch.cuda.set_device(args.local_rank)
device = torch.device('cuda' if args.cuda else 'cpu')
utils.distributed.init_distributed(args.cuda)
args.work_dir = utils.exp_utils.build_work_dir_name(
args.work_dir,
args.dataset,
args.append_dataset,
args.append_time,
)
with utils.distributed.sync_workers() as rank:
if rank == 0:
create_exp_dir(args.work_dir,
scripts_to_save=['train.py', 'mem_transformer.py'],
debug=args.debug)
# Setup logging
if args.log_all_ranks:
log_file = f'log_rank_{utils.distributed.get_rank()}.log'
else:
log_file = f'log.log'
log_file = os.path.join(args.work_dir, log_file)
if args.debug:
log_file = os.devnull
utils.exp_utils.setup_logging(
log_all_ranks=args.log_all_ranks,
filename=log_file,
)
logging.info(args)
# Set the random seed manually for reproducibility.
np.random.seed(args.seed + utils.distributed.get_rank())
torch.manual_seed(args.seed + utils.distributed.get_rank())
###########################################################################
# Load data
###########################################################################
corpus = get_lm_corpus(args.data, args.dataset, args.vocab)
ntokens = len(corpus.vocab)
vocab = corpus.vocab
args.n_token = ntokens
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
va_iter = corpus.get_iterator('valid',
args.eval_batch_size,
args.eval_tgt_len,
device=device,
ext_len=args.ext_len)
te_iter = corpus.get_iterator('test',
args.eval_batch_size,
args.eval_tgt_len,
device=device,
ext_len=args.ext_len)
# adaptive softmax / embedding
cutoffs, tie_projs = [], [False]
if args.adaptive:
assert args.dataset in ['wt103', 'lm1b']
if args.dataset == 'wt103':
cutoffs = [19997, 39997, 199997]
tie_projs += [True] * len(cutoffs)
elif args.dataset == 'lm1b':
cutoffs = [59997, 99997, 639997]
tie_projs += [False] * len(cutoffs)
###########################################################################
# Build the model
###########################################################################
model_config = {
'n_token': ntokens,
'n_layer': args.n_layer,
'n_head': args.n_head,
'd_model': args.d_model,
'd_head': args.d_head,
'd_inner': args.d_inner,
'dropout': args.dropout,
'dropatt': args.dropatt,
'dtype': None,
'tie_weight': args.tied,
'd_embed': args.d_embed,
'div_val': args.div_val,
'tie_projs': tie_projs,
'pre_lnorm': args.pre_lnorm,
'tgt_len': args.tgt_len,
'ext_len': args.ext_len,
'mem_len': args.mem_len,
'cutoffs': cutoffs,
'same_length': args.same_length,
'attn_type': args.attn_type,
'clamp_len': args.clamp_len,
'sample_softmax': args.sample_softmax,
}
model = MemTransformerLM(**model_config)
model.apply(functools.partial(weights_init, args=args))
# ensure embedding init is not overridden by out_layer in case of weight sharing
model.word_emb.apply(functools.partial(weights_init, args=args))
args.n_all_param = sum([p.nelement() for p in model.parameters()])
args.n_nonemb_param = sum(
[p.nelement() for p in model.layers.parameters()])
# optimizer
if args.optim.lower() == 'sgd':
if args.sample_softmax > 0:
dense_params, sparse_params = [], []
for param in model.parameters():
if param.size() == model.word_emb.weight.size():
sparse_params.append(param)
else:
dense_params.append(param)
optimizer_sparse = optim.SGD(sparse_params, lr=args.lr * 2)
optimizer = optim.SGD(dense_params, lr=args.lr, momentum=args.mom)
else:
optimizer = optim.SGD(model.parameters(),
lr=args.lr,
momentum=args.mom)
optimizer_sparse = None
elif args.optim.lower() == 'adam':
if args.sample_softmax > 0:
dense_params, sparse_params = [], []
for param in model.parameters():
if param.size() == model.word_emb.weight.size():
sparse_params.append(param)
else:
dense_params.append(param)
optimizer_sparse = optim.SparseAdam(sparse_params, lr=args.lr)
optimizer = optim.Adam(dense_params,
lr=args.lr,
weight_decay=args.weight_decay)
else:
optimizer = optim.Adam(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
elif args.optim.lower() == 'adagrad':
optimizer = optim.Adagrad(model.parameters(), lr=args.lr)
optimizer_sparse = None
elif args.optim.lower() == 'lamb':
optimizer = lamb.Lamb(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
elif args.optim.lower() == 'jitlamb':
optimizer = lamb.JITLamb(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
model = model.to(device)
if args.fp16:
model, optimizer = amp.initialize(
model,
optimizer,
opt_level='O2',
)
if args.multi_gpu == 'ddp' and torch.distributed.is_initialized():
para_model = DistributedDataParallel(
model,
delay_allreduce=True,
)
elif args.multi_gpu == 'dp':
if args.gpu0_bsz >= 0:
para_model = BalancedDataParallel(args.gpu0_bsz //
args.batch_chunk,
model,
dim=1).to(device)
else:
para_model = nn.DataParallel(model, dim=1).to(device)
else:
para_model = model
# scheduler
if args.scheduler == 'cosine':
if args.max_step_scheduler:
max_step = args.max_step_scheduler
else:
max_step = args.max_step
scheduler = optim.lr_scheduler.CosineAnnealingLR(optimizer,
max_step,
eta_min=args.eta_min)
if args.sample_softmax > 0:
scheduler_sparse = optim.lr_scheduler.CosineAnnealingLR(
optimizer_sparse, max_step, eta_min=args.eta_min)
else:
scheduler_sparse = None
elif args.scheduler == 'inv_sqrt':
# originally used for Transformer (in Attention is all you need)
def lr_lambda(step):
# return a multiplier instead of a learning rate
if step == 0 and args.warmup_step == 0:
return 1.
else:
return 1. / (step ** 0.5) if step > args.warmup_step \
else step / (args.warmup_step ** 1.5)
scheduler = optim.lr_scheduler.LambdaLR(optimizer, lr_lambda=lr_lambda)
elif args.scheduler == 'dev_perf':
scheduler = optim.lr_scheduler.ReduceLROnPlateau(
optimizer,
factor=args.decay_rate,
patience=args.patience,
min_lr=args.lr_min,
)
if args.sample_softmax > 0:
scheduler_sparse = optim.lr_scheduler.ReduceLROnPlateau(
optimizer_sparse,
factor=args.decay_rate,
patience=args.patience,
min_lr=args.lr_min,
)
else:
scheduler_sparse = None
elif args.scheduler == 'constant':
pass
logging.info('=' * 100)
for k, v in args.__dict__.items():
logging.info(' - {} : {}'.format(k, v))
logging.info('=' * 100)
logging.info('#params = {}'.format(args.n_all_param))
logging.info('#non emb params = {}'.format(args.n_nonemb_param))
train_step = 0
best_val_loss = None
if args.restart:
checkpoint = load_checkpoint(args.restart)
model.load_state_dict(checkpoint['model_state'])
optimizer.load_state_dict(checkpoint['optimizer_state'])
scheduler.load_state_dict(checkpoint['scheduler_state'])
if args.fp16:
amp.load_state_dict(checkpoint['amp_state'])
train_step = checkpoint['train_step']
best_val_loss = checkpoint['best_val_loss']
model.apply(functools.partial(update_dropout, args=args))
model.apply(functools.partial(update_dropatt, args=args))
meters = {}
warmup = args.mem_len // args.tgt_len + 1
meters['train_throughput'] = AverageMeter(warmup=warmup)
###########################################################################
# Train
###########################################################################
# Loop over epochs.
# At any point you can hit Ctrl + C to break out of training early.
start_time = time.time()
try:
for epoch in itertools.count(start=1):
if args.roll:
tr_iter.roll()
train_step, best_val_loss = train(tr_iter, va_iter, model,
para_model, model_config,
optimizer, optimizer_sparse,
scheduler, scheduler_sparse,
vocab, epoch, train_step,
best_val_loss, meters, args)
if train_step == args.max_step:
logging.info('-' * 100)
logging.info('End of training')
break
except KeyboardInterrupt:
logging.info('-' * 100)
logging.info('Exiting from training early')
elapsed = time.time() - start_time
###########################################################################
# Test
###########################################################################
test_path = os.path.join(args.work_dir, 'checkpoint_best.pt')
if not args.debug and os.path.exists(test_path):
# Load the best saved model.
checkpoint = load_checkpoint(test_path)
model.load_state_dict(checkpoint['model_state'])
# Run on test data.
test_start_time = time.time()
test_loss = evaluate(te_iter, model, args)
test_loss = utils.distributed.all_reduce_item(test_loss, 'mean')
logging.info('=' * 100)
if args.dataset in ['enwik8', 'text8']:
logging.info(
'| End of training | test time: {:5.2f}s | test loss {:5.2f} | test bpc {:9.5f}'
.format(time.time() - test_start_time, test_loss,
test_loss / math.log(2)))
else:
logging.info(
'| End of training | test time: {:5.2f}s | test loss {:5.2f} | test ppl {:9.3f}'
.format(time.time() - test_start_time, test_loss,
math.exp(test_loss)))
logging.info('=' * 100)
logging.info(f'Training time: {(elapsed / 60):.2f} minutes')
logging.info(
f'Training throughput: {meters["train_throughput"].avg:.2f} tok/s')
if best_val_loss:
val_perplexity = math.exp(best_val_loss)
else:
val_perplexity = None
passed = benchmark(target_perplexity=args.target_perplexity,
test_perplexity=val_perplexity,
target_throughput=args.target_throughput,
test_throughput=meters['train_throughput'].avg)
if not passed:
sys.exit(1)
help='lambda of the evaluation function')
parser.add_argument('--topk',
type=int,
default=256,
help='lambda of the evaluation function')
args = parser.parse_args()
assert args.ext_len >= 0, 'extended context length must be non-negative'
device = torch.device("cuda" if args.cuda else "cpu")
# Get logger
logging = get_logger(os.path.join(args.work_dir, 'log.txt'),
log_=not args.no_log)
# Load dataset
corpus = get_lm_corpus(args.data, args.dataset, renormalize=False)
ntokens = len(corpus.vocab)
va_iter = corpus.get_iterator('valid',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
te_iter = corpus.get_iterator('test',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
# Load the best saved model.
def main():
parser = argparse.ArgumentParser(description='PyTorch Transformer Language Model')
parser.add_argument('--data', type=str, default='../data/wikitext-103',
help='location of the data corpus')
parser.add_argument('--dataset', type=str, default='wt103',
choices=['wt103', 'lm1b', 'enwik8', 'text8', 'wt2', 'wiki'],
help='dataset name')
parser.add_argument('--split', type=str, default='all',
choices=['all', 'valid', 'test'],
help='which split to evaluate')
parser.add_argument('--batch_size', type=int, default=10,
help='batch size')
parser.add_argument('--tgt_len', type=int, default=5,
help='number of tokens to predict')
parser.add_argument('--ext_len', type=int, default=0,
help='length of the extended context')
parser.add_argument('--mem_len', type=int, default=0,
help='length of the retained previous heads')
parser.add_argument('--clamp_len', type=int, default=-1,
help='max positional embedding index')
parser.add_argument('--work_dir', type=str, required=True,
help='path to the work_dir')
parser.add_argument('--no_log', action='store_true',
help='do not log the eval result')
parser.add_argument('--same_length', action='store_true',
help='set same length attention with masking')
parser.add_argument('--bpe', action='store_true', default=False,
help='Use BPE instead of traditional vocabulary.')
args = parser.parse_args()
assert args.ext_len >= 0, 'extended context length must be non-negative'
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
# Get logger
logging = get_logger(os.path.join(args.work_dir, 'eval-log.txt'),
log_=not args.no_log)
# Load dataset
corpus = get_lm_corpus(args.data, args.dataset, use_bpe=args.bpe)
ntokens = len(corpus.vocab)
# Load the best saved model.
with open(os.path.join(args.work_dir, 'model-best.pt'), 'rb') as f:
model = torch.load(f)
model_tokens = model.n_token if hasattr(model, 'n_token') else model.module.n_token
assert model_tokens == ntokens, 'vocab size mismatch, did you mean `--bpe`?'
model = model.to(device)
logging('Evaluating with bsz {} tgt_len {} ext_len {} mem_len {} clamp_len {}'.format(
args.batch_size, args.tgt_len, args.ext_len, args.mem_len, args.clamp_len))
if hasattr(model, 'reset_length'):
model.reset_length(args.tgt_len, args.ext_len, args.mem_len)
else:
model.module.reset_length(args.tgt_len, args.ext_len, args.mem_len)
if args.clamp_len > 0:
model.clamp_len = args.clamp_len
if args.same_length:
model.same_length = True
# Run on test data.
for split in ('valid', 'test'):
if args.split in (split, 'all'):
it = corpus.get_iterator(split, args.batch_size, args.tgt_len,
device=device, ext_len=args.ext_len)
logging(format_log(args, *evaluate(model, it, split), split))
'WARNING: You have a CUDA device, so you should probably run with --cuda'
)
else:
torch.cuda.manual_seed_all(args.seed)
device = torch.device('cuda:0' if args.cuda else 'cpu')
###############################################################################
# Load data
###############################################################################
n_token_out = 2
n_token_in = 4 + 4 * args.methylation
eval_batch_size = args.batch_size
corpus = get_lm_corpus(args.data_path,
labels=n_token_out,
merge_size=1,
shift=args.shift)
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
overlap=args.ext_ds,
img=args.conv_emb,
device=device)
va_iter = corpus.get_iterator('valid',
eval_batch_size,
args.eval_tgt_len,
overlap=args.ext_ds,
img=args.conv_emb,
device=device)
te_iter = corpus.get_iterator('test',
eval_batch_size,
def main():
args = parse_args()
if args.type == 'pytorch':
from mem_transformer import MemTransformerLM
else:
from inference.mem_transformer_base_jit import MemTransformerLM
torch.cuda.set_device(args.local_rank)
device = torch.device('cuda' if args.cuda else 'cpu')
utils.distributed.init_distributed(args.cuda)
with utils.distributed.sync_workers() as rank:
if rank == 0:
create_exp_dir(args.work_dir, debug=args.debug)
# Setup logging
if args.log_all_ranks:
log_file = f'log_rank_{utils.distributed.get_rank()}.log'
else:
log_file = f'log.log'
log_file = os.path.join(args.work_dir, log_file)
if args.debug:
log_file = os.devnull
utils.exp_utils.setup_logging(
log_all_ranks=args.log_all_ranks,
filename=log_file,
filemode='a',
)
logging.info(args)
if args.model:
model_path = args.model
elif args.work_dir:
model_path = os.path.join(args.work_dir, 'checkpoint_best.pt')
else:
raise RuntimeError(
'Specify path to checkpoint using --model or --work_dir')
checkpoint = load_checkpoint(model_path)
if args.manual:
args.batch_size = 1
vocab = checkpoint['vocab']
if hasattr(vocab, 'sym2idx') and not hasattr(vocab, 'unk_idx'):
vocab.unk_idx = vocab.sym2idx['<unk>']
text = " ".join(args.manual)
tokenized = tokenize_raw(text)
symbols = vocab.tokenize(tokenized, add_eos=True)
tensor = vocab.convert_to_tensor(symbols)
iter = data_utils.LMOrderedIterator(tensor,
bsz=args.batch_size,
bptt=args.tgt_len,
device=device,
ext_len=args.ext_len)
else:
# Load dataset
corpus = get_lm_corpus(args.data, args.dataset,
checkpoint['args'].vocab)
if args.split == 'valid':
iter = corpus.get_iterator('valid',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
elif args.split == 'test':
iter = corpus.get_iterator('test',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
else:
raise RuntimeError('Unknown split')
if args.fp16:
dtype = torch.float16
math_str = 'fp16'
else:
dtype = torch.float32
math_str = 'fp32'
if args.load_torchscript:
model = torch.jit.load(args.load_torchscript)
else:
checkpoint['model_config']['tgt_len'] = args.tgt_len
checkpoint['model_config']['ext_len'] = args.ext_len
checkpoint['model_config']['mem_len'] = args.mem_len
checkpoint['model_config']['clamp_len'] = args.clamp_len
checkpoint['model_config']['same_length'] = args.same_length
checkpoint['model_config']['dtype'] = dtype
model = MemTransformerLM(**checkpoint['model_config'])
model.load_state_dict(checkpoint['model_state'])
model = model.eval()
model = model.to(device)
model = model.float()
if args.fp16:
model = model.half()
if args.type != 'pytorch':
compile_model(model, device, args)
if args.type == 'torchscript' and args.save_torchscript:
torch.jit.save(model, args.save_torchscript)
logging.info(f'Evaluating with: math {math_str} type {args.type} '
f'bsz {args.batch_size} tgt_len {args.tgt_len} '
f'ext_len {args.ext_len} mem_len {args.mem_len} '
f'clamp_len {args.clamp_len}')
meters = {}
warmup = args.mem_len // args.tgt_len + 1
meters['eval_throughput'] = AverageMeter(warmup=warmup,
keep=args.save_data)
meters['eval_latency'] = AverageMeter(warmup=warmup, keep=args.save_data)
loss = evaluate(iter, model, meters, args.max_size, args.repeat)
perplexity = math.exp(loss)
log_str = format_log(loss, args.split, args)
logging.info('=' * 100)
logging.info(log_str)
logging.info('=' * 100)
if args.save_data:
latency_data = np.array(meters['eval_latency'].vals)
throughput_data = np.array(meters['eval_throughput'].vals)
precision = 'fp16' if args.fp16 else 'fp32'
data_fname = f'eval_data_{args.batch_size}_{precision}_{args.type}'
data_path = os.path.join(args.work_dir, data_fname)
data = {
'args': args,
'throughput': throughput_data,
'latency': latency_data,
}
with open(data_path, 'wb') as f:
pickle.dump(data, f)
logging.info(f'Throughput Avg: {throughput_data.mean():.2f} tok/s')
logging.info(f'Latency Avg: {1000.0 * latency_data.mean():.2f} ms')
for p in args.percentiles:
logging.info(
f'Latency {p}%: {1000.0 * np.percentile(latency_data, p):.2f} ms'
)
logging.info('=' * 100)
passed = benchmark(
target_perplexity=args.target_perplexity,
test_perplexity=perplexity,
target_throughput=args.target_throughput,
test_throughput=meters['eval_throughput'].avg,
)
if not passed:
sys.exit(1)
dataset = "wt103"
batch_size = 10
n_head = 10
ext_len = 0
tgt_len = 150
mem_len = 150
clamp_len = 400
path = "test-wt103/20191208-073508/model.pt"
# ---------------- load checkpoint, setup
with open(path, 'rb') as f:
model = torch.load(f)
corpus = get_lm_corpus(data, dataset)
ntokens = len(corpus.vocab)
tr_iter = corpus.get_iterator('train',
batch_size,
tgt_len,
device=device,
ext_len=ext_len)
def compute_attention(module,
w,
r,
r_w_bias,
r_r_bias,
attn_mask=None,
tie_projs += [True] * len(cutoffs)
elif default_args.dataset == 'lm1b':
cutoffs = [60000, 100000, 640000]
tie_projs += [False] * len(cutoffs)
for n_layer, d_model, batch_size in product(args.n_layers, args.d_models,
args.batch_sizes):
n_layer, d_model, batch_size = int(n_layer), int(d_model), int(
batch_size)
if args.reload:
if results.get(str((n_layer, d_model, batch_size))) is not None:
print(f"{(n_layer, d_model, batch_size)} already in results")
continue
corpus = get_lm_corpus(default_args.data, default_args.dataset)
ntokens = len(corpus.vocab)
default_args.n_token = ntokens
if args.tracking:
from experiment_impact_tracker.compute_tracker import ImpactTracker
tracker = ImpactTracker(f"impact/{n_layer}_{d_model}_{batch_size}")
tracker.launch_impact_monitor()
n_head, d_head = head_repartition_rule(d_model)
d_inner = d_model
model = MemTransformerLM(ntokens,
n_layer,
n_head,
d_model,
MODEL_FP = "2h_QA_transformer/model.pt"
USE_CUDA = False
BATCH_SIZE = 1
TGT_LEN = 1
EXT_LEN = 0
MEM_LEN = 2000
CLAMP_LEN = 1000
GEN_LEN = 40
SAME_LENGTH = True
morfessorIO = morfessor.MorfessorIO()
MorfessorModel = morfessorIO.read_binary_model_file("models/model.bin")
corpus = get_lm_corpus("data", "Ctrain")
def parseUserInput(line):
line = line.lower()
# I Don't remember what this does.. removes certain characters?
line = re.sub("[^a-zA-Z\x7f-\xff]", " ", line)
line = re.sub(" +", " ", line)
line = line.strip()
sentenceAsMorfs = []
words = line.split()
for word in words:
morfs, _ = MorfessorModel.viterbi_segment(word)
if len(morfs) == 1:
sentenceAsMorfs.append(morfs[0])
default=None,
help='name of vocab file')
args = parser.parse_args()
assert args.ext_len >= 0, 'extended context length must be non-negative'
device = torch.device("cuda" if args.cuda else "cpu")
# Get logger
logging = get_logger(os.path.join(args.work_dir, 'log.txt'),
log_=not args.no_log)
# Load dataset
corpus = get_lm_corpus(args.data,
args.dataset,
args.trainfname,
args.validfname,
args.testfname,
vocab_file=args.vocab_file)
ntokens = len(corpus.vocab)
args.n_token = ntokens
#va_iter = corpus.get_iterator('valid', args.batch_size, args.tgt_len,
# device=device, ext_len=args.ext_len)
te_iters = corpus.get_sent_iterators('test',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
# Load the best saved model.
with open(os.path.join(args.work_dir, 'model.pt'), 'rb') as f:
np.concatenate([t[i] for t in targets], axis=1)
for i in range(len(targets[0]))
]
probs = [p.reshape(-1, p.shape[2]) for p in probs]
targets = [t.reshape(-1) for t in targets]
model.same_length = False
model.reset_length(args.tgt_len, args.mem_len, args.ext_ds)
model.train()
return total_loss / total_len, probs, targets
corpus = get_lm_corpus(args.data_path,
labels=n_token_out,
merge_size=args.merge_size,
at_idx=args.coords[1:4])
eval_batch_size = 10
te_iter = corpus.get_iterator('test',
eval_batch_size,
args.eval_tgt_len,
device=device,
ext_len=args.ext_len)
perf_logger = Logger(['AUC', 'P-R', 'acc'], True, ['val'])
perf_logger.metrics['args'] = vars(args)
criterion = FocalLoss(gamma=args.criterion_gamma, alpha=None)
test_loss, test_probs, test_targets = evaluate(model,
te_iter,
args,
args.fp16 = False
else:
try:
from apex.fp16_utils import FP16_Optimizer
except:
print('WARNING: apex not installed, ignoring --fp16 option')
args.fp16 = False
device = torch.device('cuda' if args.cuda else 'cpu')
###############################################################################
# Load data
###############################################################################
assert args.alinlen == 3000
corpus = get_lm_corpus(args.data, args.alinlen)
print("数据加载成功")
print("保存单词表")
corpus.vocab.save_symbol(os.path.join(args.work_dir, "vocab.txt"))
ntokens = len(corpus.vocab) # code 单词表的大小
args.n_token = ntokens
eval_batch_size = 10
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
device='cpu',
ext_len=args.ext_len)
va_iter = corpus.get_iterator('valid',
def main():
args = parse_args()
if args.affinity != 'disabled':
nproc_per_node = torch.cuda.device_count()
affinity = utils.gpu_affinity.set_affinity(args.local_rank,
nproc_per_node,
args.affinity)
print(f'{args.local_rank}: thread affinity: {affinity}')
if args.type == 'pytorch':
from mem_transformer import MemTransformerLM
else:
from inference.mem_transformer_jit import MemTransformerLM
torch.cuda.set_device(args.local_rank)
l2_promote()
device = torch.device('cuda' if args.cuda else 'cpu')
utils.distributed.init_distributed(args.cuda)
with utils.distributed.sync_workers() as rank:
if rank == 0:
create_exp_dir(args.work_dir, debug=args.debug)
# Setup logging
if args.log_all_ranks:
log_file = f'eval_log_rank_{utils.distributed.get_rank()}.log'
else:
log_file = f'eval_log.log'
dllog_file = args.dllog_file
log_file = os.path.join(args.work_dir, log_file)
dllog_file = os.path.join(args.work_dir, dllog_file)
if args.debug:
log_file = os.devnull
dllog_file = os.devnull
utils.exp_utils.setup_logging(
log_all_ranks=args.log_all_ranks,
filename=log_file,
filemode='a',
)
utils.exp_utils.setup_dllogger(enabled=True, filename=dllog_file)
if args.profile:
try:
pyprof.init(enable_function_stack=True)
except NameError:
warnings.warn('Called pyprof.init() but pyprof is not available')
logging.info(args)
dllogger.log(step='PARAMETER', data=vars(args))
if not args.no_env:
log_env_info()
# Set the random seed manually for reproducibility.
np.random.seed(args.seed)
torch.manual_seed(args.seed)
if args.model:
model_path = args.model
elif args.work_dir:
model_path = os.path.join(args.work_dir, 'checkpoint_best.pt')
else:
raise RuntimeError(
'Specify path to checkpoint using --model or --work_dir')
if not args.manual_config:
checkpoint = load_checkpoint(model_path)
vocab_type = checkpoint['args'].vocab
else:
checkpoint = None
vocab_type = args.manual_vocab
if args.manual:
vocab = checkpoint['vocab']
if hasattr(vocab, 'sym2idx') and not hasattr(vocab, 'unk_idx'):
vocab.unk_idx = vocab.sym2idx['<unk>']
text = " ".join(args.manual)
tokenized = tokenize_raw(text)
symbols = vocab.tokenize(tokenized, add_eos=True)
tensor = vocab.convert_to_tensor(symbols)
iter = data_utils.LMOrderedIterator(tensor,
bsz=args.batch_size,
bptt=args.tgt_len,
device=device,
ext_len=args.ext_len,
warmup=False)
else:
# Load dataset
corpus = get_lm_corpus(args.data, args.dataset, vocab_type)
if args.split == 'valid' or args.split == 'test':
iter = corpus.get_iterator(args.split,
args.batch_size,
args.tgt_len,
device=device,
mem_len=args.mem_len,
ext_len=args.ext_len)
else:
raise RuntimeError('Unknown split')
if args.fp16:
dtype = torch.float16
math_str = 'fp16'
else:
dtype = torch.float32
math_str = 'fp32'
if args.load_torchscript:
model = torch.jit.load(args.load_torchscript)
elif not args.manual_config:
checkpoint['model_config']['tgt_len'] = args.tgt_len
checkpoint['model_config']['ext_len'] = args.ext_len
checkpoint['model_config']['mem_len'] = args.mem_len
checkpoint['model_config']['clamp_len'] = args.clamp_len
checkpoint['model_config']['same_length'] = args.same_length
checkpoint['model_config']['dtype'] = dtype
model = MemTransformerLM(**checkpoint['model_config'])
if args.type == 'pytorch':
model.load_state_dict(checkpoint['model_state'])
elif args.type == 'torchscript':
model.load_state_dict(checkpoint['model_state'], strict=False)
elif args.manual_config:
args.manual_config['tgt_len'] = args.tgt_len
args.manual_config['ext_len'] = args.ext_len
args.manual_config['mem_len'] = args.mem_len
args.manual_config['clamp_len'] = args.clamp_len
args.manual_config['same_length'] = args.same_length
args.manual_config['dtype'] = dtype
model = MemTransformerLM(**args.manual_config)
model = model.eval()
model = model.to(device)
model = model.to(dtype)
if args.type == 'torchscript' and not args.manual_config:
state = checkpoint['model_state']
tie_projs = checkpoint['model_config']['tie_projs']
tie_weight = checkpoint['model_config']['tie_weight']
div_val = checkpoint['model_config']['div_val']
d_model = checkpoint['model_config']['d_model']
d_embed = checkpoint['model_config']['d_embed']
if div_val != 1 or d_model != d_embed:
for i in range(len(model.word_emb.emb_projs)):
model.word_emb.emb_projs[i] = state[
f'word_emb.emb_projs.{i}'].to(dtype)
for i in range(len(model.crit.out_projs)):
if div_val == 1:
src = 0
else:
src = i
if model.crit.out_projs[i] is not None:
if tie_projs[i]:
model.crit.out_projs[i] = state[
f'word_emb.emb_projs.{src}'].to(dtype)
else:
model.crit.out_projs[i] = state[f'crit.out_projs.{i}'].to(
dtype)
for i in range(len(model.crit.out_layers_biases)):
model.crit.out_layers_biases[i] = state[
f'crit.out_layers_biases.{i}'].to(dtype)
if tie_weight:
for i in range(len(model.crit.out_layers_weights)):
model.crit.out_layers_weights[i] = state[
f'word_emb.emb_layers.{i}.weight'].to(dtype)
else:
for i in range(len(model.crit.out_layers_weights)):
model.crit.out_layers_weights[i] = state[
f'crit.out_layers_weights.{i}'].to(dtype)
model = torch.jit.script(model)
if args.type != 'pytorch':
compile_model(model, device, args)
if args.type == 'torchscript' and args.save_torchscript:
torch.jit.save(model, args.save_torchscript)
logging.info(f'Evaluating with: math {math_str} type {args.type} '
f'bsz {args.batch_size} tgt_len {args.tgt_len} '
f'ext_len {args.ext_len} mem_len {args.mem_len} '
f'clamp_len {args.clamp_len}')
meters = {}
warmup = args.mem_len // args.tgt_len + 2
meters['eval_throughput'] = AverageMeter(warmup=warmup,
keep=args.save_data)
meters['eval_latency'] = AverageMeter(warmup=warmup, keep=args.save_data)
with torch.autograd.profiler.emit_nvtx(enabled=args.profile):
loss = evaluate(iter, model, meters, args.log_interval, args.max_size,
args.repeat)
perplexity = math.exp(loss)
log_str = format_log(loss, args.split, args)
summary = {
'eval_loss': loss,
'eval_ppl': perplexity,
}
logging.info('=' * 100)
logging.info(log_str)
logging.info('=' * 100)
if args.save_data:
latency_data = np.array(meters['eval_latency'].vals)
throughput_data = np.array(meters['eval_throughput'].vals)
precision = 'fp16' if args.fp16 else 'fp32'
data_fname = f'eval_data_{args.batch_size}_{precision}_{args.type}'
data_path = os.path.join(args.work_dir, data_fname)
data = {
'args': args,
'throughput': throughput_data,
'latency': latency_data,
}
with open(data_path, 'wb') as f:
pickle.dump(data, f)
logging.info(f'Throughput Avg: {throughput_data.mean():.2f} tok/s')
logging.info(f'Latency Avg: {1000.0 * latency_data.mean():.2f} ms')
for p in args.percentiles:
logging.info(
f'Latency {p}%: {1000.0 * np.percentile(latency_data, p):.2f} ms'
)
logging.info('=' * 100)
summary.update({
'eval_throughput': throughput_data.mean(),
'eval_avg_latency': 1000 * latency_data.mean(),
})
for p in args.percentiles:
summary[f'eval_{p}%_latency'] = 1000 * np.percentile(
latency_data, p)
dllogger.log(step=tuple(), data=summary)
passed = benchmark(
target_perplexity=args.target_perplexity,
test_perplexity=perplexity,
target_throughput=args.target_throughput,
test_throughput=meters['eval_throughput'].avg,
)
if not passed:
sys.exit(1)
def main():
args = parse_args()
if args.affinity != 'disabled':
nproc_per_node = torch.cuda.device_count()
affinity = utils.gpu_affinity.set_affinity(args.local_rank,
nproc_per_node,
args.affinity)
print(f'{args.local_rank}: thread affinity: {affinity}')
# Initialize device and distributed backend
torch.cuda.set_device(args.local_rank)
l2_promote()
device = torch.device('cuda' if args.cuda else 'cpu')
utils.distributed.init_distributed(args.cuda)
args.work_dir = utils.exp_utils.build_work_dir_name(
args.work_dir,
args.dataset,
args.append_dataset,
args.append_time,
)
with utils.distributed.sync_workers() as rank:
if rank == 0:
create_exp_dir(args.work_dir,
scripts_to_save=['train.py', 'mem_transformer.py'],
debug=args.debug)
# Setup logging
if args.log_all_ranks:
log_file = f'train_log_rank_{utils.distributed.get_rank()}.log'
else:
log_file = args.txtlog_file
dllog_file = args.dllog_file
log_file = os.path.join(args.work_dir, log_file)
dllog_file = os.path.join(args.work_dir, dllog_file)
if args.debug:
log_file = os.devnull
dllog_file = os.devnull
utils.exp_utils.setup_logging(
log_all_ranks=args.log_all_ranks,
filename=log_file,
)
utils.exp_utils.setup_dllogger(enabled=True, filename=dllog_file)
if args.local_batch_size is not None:
world_size = utils.distributed.get_world_size()
args.batch_size = world_size * args.local_batch_size
logging.info(f'--local_batch_size was set, adjusting global batch size'
f' to {args.batch_size} (local_batch_size * world_size)')
if args.batch_size % args.batch_chunk != 0:
raise RuntimeError('Batch size needs to be divisible by '
'batch chunk')
if args.profile:
try:
pyprof.init(enable_function_stack=True)
except NameError:
warnings.warn('Called pyprof.init() but pyprof is not available')
logging.info(args)
dllogger.log(step='PARAMETER', data=vars(args))
logging.info(f'world size: {utils.distributed.get_world_size()}')
if not args.no_env:
log_env_info()
register_ignoring_timeout_handler()
# Set the random seed manually for reproducibility.
np.random.seed(args.seed)
torch.manual_seed(args.seed)
###########################################################################
# Load data
###########################################################################
corpus = get_lm_corpus(args.data, args.dataset, args.vocab)
ntokens = len(corpus.vocab)
vocab = corpus.vocab
args.n_token = ntokens
if args.mem_len == 0:
eval_mem_len = 0
else:
eval_mem_len = args.mem_len + args.tgt_len - args.eval_tgt_len
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len)
va_iter = corpus.get_iterator('valid',
args.eval_batch_size,
args.eval_tgt_len,
device=device,
mem_len=eval_mem_len,
ext_len=args.ext_len)
te_iter = corpus.get_iterator('test',
args.eval_batch_size,
args.eval_tgt_len,
device=device,
mem_len=eval_mem_len,
ext_len=args.ext_len)
# adaptive softmax / embedding
cutoffs, tie_projs = [], [False]
if args.adaptive:
assert args.dataset in ['wt103', 'lm1b']
if args.dataset == 'wt103':
cutoffs = [19997, 39997, 199997]
tie_projs += [True] * len(cutoffs)
elif args.dataset == 'lm1b':
cutoffs = [59997, 99997, 639997]
tie_projs += [False] * len(cutoffs)
###########################################################################
# Build the model
###########################################################################
model_config = {
'n_token': ntokens,
'n_layer': args.n_layer,
'n_head': args.n_head,
'd_model': args.d_model,
'd_head': args.d_head,
'd_inner': args.d_inner,
'dropout': args.dropout,
'dropatt': args.dropatt,
'dtype': None,
'tie_weight': args.tied,
'd_embed': args.d_embed,
'div_val': args.div_val,
'tie_projs': tie_projs,
'pre_lnorm': args.pre_lnorm,
'tgt_len': args.tgt_len,
'ext_len': args.ext_len,
'mem_len': args.mem_len,
'cutoffs': cutoffs,
'same_length': args.same_length,
'attn_type': args.attn_type,
'clamp_len': args.clamp_len,
'sample_softmax': args.sample_softmax,
}
model = MemTransformerLM(**model_config)
model.apply(functools.partial(weights_init, args=args))
# ensure embedding init is not overridden by out_layer in case of weight sharing
model.word_emb.apply(functools.partial(weights_init, args=args))
args.n_all_param = sum([p.nelement() for p in model.parameters()])
args.n_nonemb_param = sum(
[p.nelement() for p in model.layers.parameters()])
# optimizer
if args.optim.lower() == 'sgd':
if args.sample_softmax > 0:
dense_params, sparse_params = [], []
for param in model.parameters():
if param.size() == model.word_emb.weight.size():
sparse_params.append(param)
else:
dense_params.append(param)
optimizer_sparse = optim.SGD(sparse_params, lr=args.lr * 2)
optimizer = optim.SGD(dense_params, lr=args.lr, momentum=args.mom)
else:
optimizer = optim.SGD(model.parameters(),
lr=args.lr,
momentum=args.mom)
optimizer_sparse = None
elif args.optim.lower() == 'adam':
if args.sample_softmax > 0:
dense_params, sparse_params = [], []
for param in model.parameters():
if param.size() == model.word_emb.weight.size():
sparse_params.append(param)
else:
dense_params.append(param)
optimizer_sparse = optim.SparseAdam(sparse_params, lr=args.lr)
optimizer = optim.Adam(dense_params,
lr=args.lr,
weight_decay=args.weight_decay)
else:
optimizer = optim.Adam(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
elif args.optim.lower() == 'adagrad':
optimizer = optim.Adagrad(model.parameters(), lr=args.lr)
optimizer_sparse = None
elif args.optim.lower() == 'lamb':
optimizer = lamb.Lamb(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
elif args.optim.lower() == 'jitlamb':
optimizer = lamb.JITLamb(model.parameters(),
lr=args.lr,
weight_decay=args.weight_decay)
optimizer_sparse = None
model = model.to(device)
scaler = None
if args.fp16:
if args.amp == 'pytorch':
scaler = torch.cuda.amp.GradScaler()
elif args.amp == 'apex':
model, optimizer = amp.initialize(
model,
optimizer,
opt_level=args.apex_amp_opt_level,
)
if args.multi_gpu == 'ddp' and torch.distributed.is_initialized():
para_model = DistributedDataParallel(
model,
device_ids=[args.local_rank],
output_device=args.local_rank,
broadcast_buffers=False,
find_unused_parameters=True,
)
elif args.multi_gpu == 'dp':
if args.gpu0_bsz >= 0:
para_model = BalancedDataParallel(args.gpu0_bsz //
args.batch_chunk,
model,
dim=1).to(device)
else:
para_model = nn.DataParallel(model, dim=1).to(device)
else:
para_model = model
# scheduler
if args.scheduler == 'cosine':
if args.max_step_scheduler:
max_step = args.max_step_scheduler
else:
max_step = args.max_step
scheduler = optim.lr_scheduler.CosineAnnealingLR(optimizer,
max_step -
args.warmup_step,
eta_min=args.eta_min)
if args.sample_softmax > 0 and optimizer_sparse is not None:
scheduler_sparse = optim.lr_scheduler.CosineAnnealingLR(
optimizer_sparse,
max_step - args.warmup_step,
eta_min=args.eta_min)
else:
scheduler_sparse = None
elif args.scheduler == 'inv_sqrt':
# originally used for Transformer (in Attention is all you need)
def lr_lambda(step):
# return a multiplier instead of a learning rate
if step == 0 and args.warmup_step == 0:
return 1.
else:
return 1. / (step ** 0.5) if step > args.warmup_step \
else step / (args.warmup_step ** 1.5)
scheduler = optim.lr_scheduler.LambdaLR(optimizer, lr_lambda=lr_lambda)
if args.sample_softmax > 0 and optimizer_sparse is not None:
scheduler_sparse = optim.lr_scheduler.LambdaLR(optimizer_sparse,
lr_lambda=lr_lambda)
else:
scheduler_sparse = None
elif args.scheduler == 'dev_perf':
scheduler = optim.lr_scheduler.ReduceLROnPlateau(
optimizer,
factor=args.decay_rate,
patience=args.patience,
min_lr=args.lr_min,
)
if args.sample_softmax > 0 and optimizer_sparse is not None:
scheduler_sparse = optim.lr_scheduler.ReduceLROnPlateau(
optimizer_sparse,
factor=args.decay_rate,
patience=args.patience,
min_lr=args.lr_min,
)
else:
scheduler_sparse = None
elif args.scheduler == 'constant':
pass
logging.info('=' * 100)
for k, v in args.__dict__.items():
logging.info(' - {} : {}'.format(k, v))
logging.info('=' * 100)
logging.info('#params = {}'.format(args.n_all_param))
logging.info('#non emb params = {}'.format(args.n_nonemb_param))
train_step = 0
start_epoch = 1
last_batch = 0
last_iter = 0
best_val_loss = None
if args.restart:
try:
checkpoint = load_checkpoint(args.restart)
model.load_state_dict(checkpoint['model_state'])
optimizer.load_state_dict(checkpoint['optimizer_state'])
scheduler.load_state_dict(checkpoint['scheduler_state'])
if args.fp16:
if args.amp == 'pytorch':
scaler.load_state_dict(checkpoint['amp_state'])
elif args.amp == 'apex':
amp.load_state_dict(checkpoint['amp_state'])
train_step = checkpoint['train_step']
start_epoch = checkpoint['epoch']
last_batch = checkpoint['batch']
last_iter = checkpoint['last_iter']
best_val_loss = checkpoint['best_val_loss']
if train_step >= args.max_step:
logging.info(
f'Loaded checkpoint after {train_step} steps, but '
f'this run was scheduled for a total of '
f'{args.max_step} steps, exiting')
sys.exit(1)
model.apply(functools.partial(update_dropout, args=args))
model.apply(functools.partial(update_dropatt, args=args))
except FileNotFoundError:
logging.info(f'Could not load checkpoint from {args.restart}, '
f'starting training from random init')
meters = {}
warmup = args.mem_len // args.tgt_len + 2
meters['train_throughput'] = AverageMeter(warmup=warmup)
###########################################################################
# Train
###########################################################################
# Loop over epochs.
# At any point you can hit Ctrl + C to break out of training early.
start_time = time.time()
with torch.autograd.profiler.emit_nvtx(enabled=args.profile):
with TimeoutHandler() as timeout_handler:
try:
for epoch in itertools.count(start=start_epoch):
if args.roll:
tr_iter.roll(seed=args.seed + epoch)
train_step, best_val_loss = train(
tr_iter, va_iter, model, para_model, model_config,
optimizer, optimizer_sparse, scheduler,
scheduler_sparse, scaler, vocab, epoch, last_batch,
last_iter, train_step, best_val_loss, meters,
timeout_handler, device, args)
last_batch = 0
last_iter = 0
if train_step == args.max_step:
logging.info('-' * 100)
logging.info('End of training')
break
except KeyboardInterrupt:
logging.info('-' * 100)
logging.info('Exiting from training early')
elapsed = time.time() - start_time
###########################################################################
# Test
###########################################################################
summary = {}
test_path = os.path.join(args.work_dir, 'checkpoint_best.pt')
if not args.debug and not args.no_eval and os.path.exists(test_path):
# Load the best saved model.
checkpoint = load_checkpoint(test_path)
model.load_state_dict(checkpoint['model_state'])
# Run on test data.
test_start_time = time.time()
with torch.autograd.profiler.emit_nvtx(enabled=args.profile):
test_loss = evaluate(te_iter, model, args)
test_loss = utils.distributed.all_reduce_item(test_loss, 'mean')
test_elapsed = time.time() - test_start_time
logging.info('=' * 100)
if args.dataset in ['enwik8', 'text8']:
logging.info(
'| End of training | test time: {:5.2f}s | test loss {:5.2f} | test bpc {:9.5f}'
.format(test_elapsed, test_loss, test_loss / math.log(2)))
else:
logging.info(
'| End of training | test time: {:5.2f}s | test loss {:5.2f} | test ppl {:9.3f}'
.format(test_elapsed, test_loss, math.exp(test_loss)))
logging.info('=' * 100)
summary.update({
'test_elapsed': test_elapsed,
'test_loss': test_loss,
})
if args.dataset in ['enwik8', 'text8']:
summary['test_bits_per_character'] = test_loss / math.log(2)
else:
summary['test_perplexity'] = math.exp(test_loss)
logging.info(f'Training time: {(elapsed / 60):.2f} minutes')
logging.info(
f'Training throughput: {meters["train_throughput"].avg:.2f} tok/s')
if best_val_loss:
val_perplexity = math.exp(best_val_loss)
else:
val_perplexity = None
summary.update({
'train_throughput': meters['train_throughput'].avg,
'train_elapsed': elapsed / 60,
'valid_loss': best_val_loss,
'valid_perplexity': val_perplexity,
})
dllogger.log(step=tuple(), data=summary)
passed = benchmark(target_perplexity=args.target_perplexity,
test_perplexity=val_perplexity,
target_throughput=args.target_throughput,
test_throughput=meters['train_throughput'].avg)
if not passed:
sys.exit(1)
global_rank=global_rank,
local_rank=local_rank)
# Set the random seed manually for reproducibility.
np.random.seed(args.seed)
torch.manual_seed(args.seed)
if torch.cuda.is_available():
torch.cuda.manual_seed_all(args.seed)
torch.cuda.set_device(args.local_rank)
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
###############################################################################
# Load data
###############################################################################
corpus = get_lm_corpus(args.data, args.dataset, use_bpe=args.bpe)
ntokens = len(corpus.vocab)
args.n_token = ntokens
# adaptive softmax / embedding
cutoffs, tie_projs = [], [False]
if args.adaptive:
assert args.dataset in ['wt103', 'lm1b', 'wt2', 'wiki']
if args.dataset in ('wt103', 'wt2', 'wiki'):
if args.bpe:
cutoffs = [5000, 10000, 40000]
else:
cutoffs = [20000, 40000, 200000]
tie_projs += [True] * len(cutoffs)
elif args.dataset == 'lm1b':
cutoffs = [60000, 100000, 640000]
if not args.cuda:
print('WARNING: --fp16 requires --cuda, ignoring --fp16 option')
args.fp16 = False
else:
try:
from apex.fp16_utils import FP16_Optimizer
except:
print('WARNING: apex not installed, ignoring --fp16 option')
args.fp16 = False
device = torch.device('cuda' if args.cuda else 'cpu')
###############################################################################
# Load data
###############################################################################
corpus = get_lm_corpus(args.data, args.dataset)
ntokens = len(corpus.vocab)
args.n_token = ntokens
eval_batch_size = 10
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
device=device,
ext_len=args.ext_len,
augment_transpose=args.augment_transpose,
augment_stretch=args.augment_stretch,
augment_switchp1p2=args.augment_switchp1p2,
augment_selectens=args.augment_selectens,
skip_short=args.skip_short,
trim_padding=args.trim_padding)
print('WARNING: --fp16 requires --cuda, ignoring --fp16 option')
args.fp16 = False
else:
try:
from apex.fp16_utils import FP16_Optimizer
except:
print('WARNING: apex not installed, ignoring --fp16 option')
args.fp16 = False
device = torch.device('cuda' if args.cuda else 'cpu')
###############################################################################
# Load data
###############################################################################
# corpus = get_lm_corpus(args.data, args.dataset)
corpus = get_lm_corpus(args.data)
ntokens = len(corpus.vocab)
vocab = corpus.vocab
args.n_token = ntokens
eval_batch_size = 1 if (not args.no_order) else args.batch_size
bos_id = corpus.vocab.get_idx('<bos>')
eos_id = corpus.vocab.get_idx('<eos>')
args.bos_id = bos_id
args.eos_id = eos_id
tr_iter = corpus.get_iterator('train',
args.batch_size,
args.tgt_len,
order=(not args.no_order),
device=device,
ext_len=args.ext_len,
