def main():
# Get data
(train_images,
train_labels), (test_images,
test_labels) = keras.datasets.fashion_mnist.load_data()
train_images = train_images.astype(np.float32) / 255.0
test_images = test_images.astype(np.float32) / 255.0
# Load saved model
model = tf.keras.models.load_model("../models/simple_model")
# Run ilit to get the quantized graph
tuner = ilit.Tuner('./conf.yaml')
dataloader = tuner.dataloader(dataset=(test_images, test_labels))
quantized_model = tuner.tune(model,
q_dataloader=dataloader,
eval_func=eval_func)
# Run inference with quantized model
concrete_function = get_concrete_function(
graph_def=quantized_model.as_graph_def(),
inputs=["args_0:0"],
outputs=["Identity:0"],
print_graph=True)
frozen_graph_predictions = concrete_function(
args_0=tf.constant(test_images))[0]
print("Inference is done.")
def main():
# Get data
(train_images,
train_labels), (test_images,
test_labels) = keras.datasets.fashion_mnist.load_data()
train_images = train_images.astype(np.float32) / 255.0
test_images = test_images.astype(np.float32) / 255.0
# Load model
model_file = "../frozen_models/simple_frozen_graph.pb"
graph = load_graph(model_file)
# Run ilit to get the quantized pb
tuner = ilit.Tuner('./conf.yaml')
dataloader = tuner.dataloader(dataset=(test_images, test_labels))
quantized_model = tuner.tune(graph,
q_dataloader=dataloader,
eval_func=eval_func)
# Run quantized model
with tf.compat.v1.Session() as sess:
tf.compat.v1.import_graph_def(quantized_model.as_graph_def())
styled_image = sess.run(['import/Identity:0'],
feed_dict={'import/x:0': test_images})
print("Inference is done.")
def auto_tune(input_graph_path, yaml_config, batch_size):
fp32_graph = alexnet.load_pb(input_graph_path)
tuner = ilit.Tuner(yaml_config)
dataloader = Dataloader(batch_size)
q_model = tuner.tune(
fp32_graph,
q_dataloader=dataloader,
eval_func=None,
eval_dataloader=dataloader)
return q_model
def auto_tune(self):
"""This is ilit tuning part to generate a quantized pb
Returns:
graph: it will return a quantized pb
"""
import ilit
fp32_graph = load_graph(self.args.input_graph)
tuner = ilit.Tuner(self.args.config)
if self.args.calib_data:
calib_dataloader = Dataloader(self.args.calib_data,
self.args.batch_size)
q_model = tuner.tune(fp32_graph,
q_dataloader=calib_dataloader,
eval_func=self.eval_inference,
eval_dataloader=None)
return q_model
else:
print("Please provide calibration dataset!")
def auto_tune(self):
"""This is iLiT tuning part to generate a quantized pb
Returns:
graph: it will return a quantized pb
"""
import ilit
fp32_graph = load_graph(self.args.input_graph)
tuner = ilit.Tuner(self.args.config)
dataloader = Dataloader(self.args.data_location, 'validation',
self.args.image_size, self.args.image_size,
self.args.batch_size, self.args.num_cores,
self.args.resize_method,
[self.args.r_mean,self.args.g_mean,self.args.b_mean], self.args.label_adjust)
q_model = tuner.tune(
fp32_graph,
q_dataloader=dataloader,
# eval_func=self.eval_inference)
eval_func=None,
eval_dataloader=dataloader)
return q_model
def main():
# init the args
args = Options().parse()
args.cuda = not args.no_cuda and torch.cuda.is_available()
print(args)
torch.manual_seed(args.seed)
if args.cuda:
torch.cuda.manual_seed(args.seed)
# init dataloader
interp = PIL.Image.BILINEAR if args.crop_size < 320 else PIL.Image.BICUBIC
base_size = args.base_size if args.base_size is not None else int(
1.0 * args.crop_size / 0.875)
transform_val = transforms.Compose([
ECenterCrop(args.crop_size),
transforms.ToTensor(),
transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225]),
])
valset = ImageNetDataset(args.data, transform=transform_val, train=False)
val_loader = torch.utils.data.DataLoader(
valset,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True if args.cuda else False)
# assert args.model in torch.hub.list('zhanghang1989/ResNeSt', force_reload=True)
functions = inspect.getmembers(module, inspect.isfunction)
model_list = [f[0] for f in functions]
assert args.model in model_list
get_model = importlib.import_module('resnest.torch')
net = getattr(get_model, args.model)
# model = torch.hub.load('zhanghang1989/ResNeSt', args.model, pretrained=True)
model = net(pretrained=True)
# print(model)
if args.cuda:
model.cuda()
# Please use CUDA_VISIBLE_DEVICES to control the number of gpus
model = nn.DataParallel(model)
# checkpoint
if args.verify:
if os.path.isfile(args.verify):
print("=> loading checkpoint '{}'".format(args.verify))
model.module.load_state_dict(torch.load(args.verify))
else:
raise RuntimeError("=> no verify checkpoint found at '{}'".format(
args.verify))
elif args.resume is not None:
if os.path.isfile(args.resume):
print("=> loading checkpoint '{}'".format(args.resume))
checkpoint = torch.load(args.resume)
model.module.load_state_dict(checkpoint['state_dict'])
else:
raise RuntimeError("=> no resume checkpoint found at '{}'".format(
args.resume))
model.eval()
if args.tune:
model.fuse_model()
import ilit
tuner = ilit.Tuner("./conf.yaml")
q_model = tuner.tune(model)
exit(0)
top1 = AverageMeter()
top5 = AverageMeter()
batch_time = AverageMeter()
iterations = args.iterations
warmup = args.warmup_iterations
tbar = tqdm(val_loader, desc='\r')
for batch_idx, (data, target) in enumerate(tbar):
if iterations == 0 or batch_idx < iterations + warmup:
if batch_idx >= warmup:
end = time.time()
if args.cuda:
data, target = data.cuda(), target.cuda()
with torch.no_grad():
output = model(data)
if batch_idx >= warmup:
batch_time.update(time.time() - end)
acc1, acc5 = accuracy(output, target, topk=(1, 5))
top1.update(acc1[0], data.size(0))
top5.update(acc5[0], data.size(0))
tbar.set_description('Top1: %.3f | Top5: %.3f' %
(top1.avg, top5.avg))
elif batch_idx == iterations + warmup:
break
print('Top1 Acc: %.3f | Top5 Acc: %.3f ' % (top1.avg, top5.avg))
def main(args=None):
tf.logging.set_verbosity(tf.logging.INFO)
if not tf.gfile.Exists(FLAGS.output_dir):
tf.gfile.MkDir(FLAGS.output_dir)
with tf.Session() as sess:
if FLAGS.input_model.rsplit('.', 1)[-1] == 'ckpt':
style_img_ph = tf.placeholder(tf.float32, shape=[None, 256, 256, 3], name='style_input')
content_img_ph = tf.placeholder(tf.float32, shape=[None, 256, 256, 3], name='content_input')
# import meta_graph
meta_data_path = FLAGS.input_model + '.meta'
saver = tf.train.import_meta_graph(meta_data_path, clear_devices=True)
sess.run(tf.global_variables_initializer())
saver.restore(sess, FLAGS.input_model)
graph_def = sess.graph.as_graph_def()
replace_style = 'style_image_processing/ResizeBilinear_2'
replace_content = 'batch_processing/batch'
for node in graph_def.node:
for idx, input_name in enumerate(node.input):
# replace style input and content input nodes to placeholder
if replace_content == input_name:
node.input[idx] = 'content_input'
if replace_style == input_name:
node.input[idx] = 'style_input'
if FLAGS.tune:
_parse_ckpt_bn_input(graph_def)
output_name = 'transformer/expand/conv3/conv/Sigmoid'
frozen_graph = tf.graph_util.convert_variables_to_constants(sess, graph_def, [output_name])
# use frozen pb instead
elif FLAGS.input_model.rsplit('.', 1)[-1] == 'pb':
with open(FLAGS.input_model, 'rb') as f:
frozen_graph = tf.GraphDef()
frozen_graph.ParseFromString(f.read())
else:
print("not supported model format")
exit(-1)
if FLAGS.tune:
with tf.Graph().as_default() as graph:
tf.import_graph_def(frozen_graph)
tuner = ilit.Tuner(FLAGS.config)
quantized_model = tuner.tune(graph, eval_func=eval_func)
# save the frozen model for deployment
with tf.io.gfile.GFile(FLAGS.output_model, "wb") as f:
f.write(quantized_model.as_graph_def().SerializeToString())
frozen_graph= quantized_model.as_graph_def()
# validate the quantized model here
with tf.Graph().as_default(), tf.Session() as sess:
# create dataloader using default style_transfer dataset and generate stylized images
dataset = ilit.data.DATASETS('tensorflow')['style_transfer'](FLAGS.content_images_paths,
FLAGS.style_images_paths,
crop_ratio=0.2,
resize_shape=(256, 256))
dataloader = ilit.data.DataLoader('tensorflow', dataset=dataset)
tf.import_graph_def(frozen_graph)
style_transfer(sess, dataloader, FLAGS.precision)
def main():
args = parser.parse_args()
print(args)
if args.img_size is None:
args.img_size, args.crop_pct = get_image_size_crop_pct(args.model)
if not args.checkpoint and not args.pretrained:
args.pretrained = True
if args.torchscript:
geffnet.config.set_scriptable(True)
# create model
model = geffnet.create_model(args.model,
num_classes=args.num_classes,
in_chans=3,
pretrained=args.pretrained,
checkpoint_path=args.checkpoint)
if args.torchscript:
torch.jit.optimized_execution(True)
model = torch.jit.script(model)
print('Model %s created, param count: %d' %
(args.model, sum([m.numel() for m in model.parameters()])))
data_config = resolve_data_config(model, args)
criterion = nn.CrossEntropyLoss()
if not args.no_cuda:
if args.num_gpu > 1:
model = torch.nn.DataParallel(model,
device_ids=list(range(
args.num_gpu))).cuda()
else:
model = model.cuda()
criterion = criterion.cuda()
if args.tune:
model.eval()
model.fuse_model()
conf_yaml = "conf_" + args.model + ".yaml"
import ilit
tuner = ilit.Tuner(conf_yaml)
q_model = tuner.tune(model)
exit(0)
valdir = os.path.join(args.data, 'val')
loader = create_loader(Dataset(valdir, load_bytes=args.tf_preprocessing),
input_size=data_config['input_size'],
batch_size=args.batch_size,
use_prefetcher=not args.no_cuda,
interpolation=data_config['interpolation'],
mean=data_config['mean'],
std=data_config['std'],
num_workers=args.workers,
crop_pct=data_config['crop_pct'],
tensorflow_preprocessing=args.tf_preprocessing)
batch_time = AverageMeter()
losses = AverageMeter()
top1 = AverageMeter()
top5 = AverageMeter()
model.eval()
end = time.time()
with torch.no_grad():
for i, (input, target) in enumerate(loader):
if not args.no_cuda:
target = target.cuda()
input = input.cuda()
# compute output
output = model(input)
loss = criterion(output, target)
# measure accuracy and record loss
prec1, prec5 = accuracy(output.data, target, topk=(1, 5))
losses.update(loss.item(), input.size(0))
top1.update(prec1.item(), input.size(0))
top5.update(prec5.item(), input.size(0))
# measure elapsed time
batch_time.update(time.time() - end)
end = time.time()
if i % args.print_freq == 0:
print(
'Test: [{0}/{1}]\t'
'Time {batch_time.val:.3f} ({batch_time.avg:.3f}, {rate_avg:.3f}/s) \t'
'Loss {loss.val:.4f} ({loss.avg:.4f})\t'
'Prec@1 {top1.val:.3f} ({top1.avg:.3f})\t'
'Prec@5 {top5.val:.3f} ({top5.avg:.3f})'.format(
i,
len(loader),
batch_time=batch_time,
rate_avg=input.size(0) / batch_time.avg,
loss=losses,
top1=top1,
top5=top5))
logger.info("%s is %.4f." % (metric_nm[0], acc))
logger.info("%s is %.4f." % (metric_nm[1], F1))
logger.info("speed is %.2f samples/s" % speed)
return acc
if __name__ == '__main__':
if only_calibration:
try:
calibration(model, dev_data_list, num_calib_batches,
quantized_dtype, calib_mode)
except AttributeError:
nlp.utils.version.check_version('1.7.0',
warning_only=True,
library=mx)
warnings.warn(
'INT8 Quantization for BERT need mxnet-mkl >= 1.6.0b20200115')
elif args.tune:
# ilit auto-tuning
if only_inference:
calib_data = dev_data_list[0][1]
import ilit
bert_tuner = ilit.Tuner("./bert.yaml")
bert_tuner.tune(model,
q_dataloader=calib_data,
eval_dataloader=calib_data,
eval_func=test_func)
else:
train(task.metrics)
def main_worker(gpu, ngpus_per_node, args):
global best_acc1
#args.gpu = gpu
#affinity = subprocess.check_output("lscpu | grep 'NUMA node[0-9]' | awk '{ print $4 }' | awk -F',' '{ print $1 }'", shell=True)
#os.environ['OMP_NUM_THREADS'] = '28'
#os.environ['KMP_AFFINITY'] = 'proclist=[{}],granularity=thread,explicit'.format(affinity.splitlines()[gpu].decode('utf-8'))
#print (os.environ['KMP_AFFINITY'])
#if args.gpu is not None:
# print("Use GPU: {} for training".format(args.gpu))
print("Use CPU: {} for training".format(gpu))
if args.distributed:
if args.dist_url == "env://" and args.rank == -1:
args.rank = int(os.environ["RANK"])
if args.multiprocessing_distributed:
# For multiprocessing distributed training, rank needs to be the
# global rank among all the processes
args.rank = args.rank * ngpus_per_node + gpu
dist.init_process_group(backend=args.dist_backend,
init_method=args.dist_url,
world_size=args.world_size,
rank=args.rank)
# create model
if args.pretrained:
print("=> using pre-trained model '{}'".format(args.arch))
model = models.__dict__[args.arch](pretrained=True, quantize=False)
else:
print("=> creating model '{}'".format(args.arch))
model = models.__dict__[args.arch]()
if args.distributed:
# For multiprocessing distributed, DistributedDataParallel constructor
# should always set the single device scope, otherwise,
# DistributedDataParallel will use all available devices.
if args.gpu is not None:
torch.cuda.set_device(args.gpu)
model.cuda(args.gpu)
# When using a single GPU per process and per
# DistributedDataParallel, we need to divide the batch size
# ourselves based on the total number of GPUs we have
args.batch_size = int(args.batch_size / ngpus_per_node)
args.workers = int(args.workers / ngpus_per_node)
model = torch.nn.parallel.DistributedDataParallel(
model, device_ids=[args.gpu])
else:
#model.cuda()
# DistributedDataParallel will divide and allocate batch_size to all
# available GPUs if device_ids are not set
model = torch.nn.parallel.DistributedDataParallelCPU(model)
elif args.gpu is not None:
torch.cuda.set_device(args.gpu)
model = model.cuda(args.gpu)
else:
# DataParallel will divide and allocate batch_size to all available GPUs
if args.arch.startswith('alexnet') or args.arch.startswith('vgg'):
model.features = torch.nn.DataParallel(model.features)
model.cuda()
else:
model = torch.nn.DataParallel(model)
# define loss function (criterion) and optimizer
criterion = nn.CrossEntropyLoss()
#criterion = nn.CrossEntropyLoss().cuda(args.gpu)
optimizer = torch.optim.SGD(model.parameters(),
args.lr,
momentum=args.momentum,
weight_decay=args.weight_decay)
# optionally resume from a checkpoint
if args.resume:
if os.path.isfile(args.resume):
print("=> loading checkpoint '{}'".format(args.resume))
checkpoint = torch.load(args.resume)
args.start_epoch = checkpoint['epoch']
best_acc1 = checkpoint['best_acc1']
if args.gpu is not None:
# best_acc1 may be from a checkpoint from a different GPU
best_acc1 = best_acc1.to(args.gpu)
model.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
print("=> loaded checkpoint '{}' (epoch {})".format(
args.resume, checkpoint['epoch']))
else:
print("=> no checkpoint found at '{}'".format(args.resume))
#cudnn.benchmark = True
# Data loading code
traindir = os.path.join(args.data, 'train')
valdir = os.path.join(args.data, 'val')
normalize = transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225])
train_dataset = datasets.ImageFolder(
traindir,
transforms.Compose([
transforms.RandomResizedCrop(224),
transforms.RandomHorizontalFlip(),
transforms.ToTensor(),
normalize,
]))
if args.distributed:
train_sampler = torch.utils.data.distributed.DistributedSampler(
train_dataset)
else:
train_sampler = None
train_loader = torch.utils.data.DataLoader(train_dataset,
batch_size=args.batch_size,
shuffle=(train_sampler is None),
num_workers=args.workers,
pin_memory=True,
sampler=train_sampler)
val_loader = torch.utils.data.DataLoader(datasets.ImageFolder(
valdir,
transforms.Compose([
transforms.Resize(256),
transforms.CenterCrop(224),
transforms.ToTensor(),
normalize,
])),
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
if args.evaluate:
validate(val_loader, model, criterion, args)
if args.tune:
model.eval()
model.module.fuse_model()
import ilit
tuner = ilit.Tuner("./conf.yaml")
q_model = tuner.tune(model)
return
for epoch in range(args.start_epoch, args.epochs):
if args.distributed:
train_sampler.set_epoch(epoch)
adjust_learning_rate(optimizer, epoch, args)
# train for one epoch
train(train_loader, model, criterion, optimizer, epoch, args)
# evaluate on validation set
acc1 = validate(val_loader, model, criterion, args)
# remember best acc@1 and save checkpoint
is_best = acc1 > best_acc1
best_acc1 = max(acc1, best_acc1)
if not args.multiprocessing_distributed or (
args.multiprocessing_distributed
and args.rank % ngpus_per_node == 0):
save_checkpoint(
{
'epoch': epoch + 1,
'arch': args.arch,
'state_dict': model.state_dict(),
'best_acc1': best_acc1,
'optimizer': optimizer.state_dict(),
}, is_best)
return AP.mean()
model.eval()
model.fuse_model()
import ilit
dataset = ListDataset(valid_path,
img_size=opt.img_size,
augment=False,
multiscale=False)
dataloader = torch.utils.data.DataLoader(dataset,
batch_size=opt.batch_size,
shuffle=False,
num_workers=1,
collate_fn=dataset.collate_fn)
ilit_dataloader = yolo_dataLoader(dataloader)
tuner = ilit.Tuner("./conf.yaml")
tuner.tune(model, q_dataloader=ilit_dataloader, eval_func=eval_func)
exit(0)
print("Compute mAP...")
precision, recall, AP, f1, ap_class = evaluate(
model,
path=valid_path,
iou_thres=opt.iou_thres,
conf_thres=opt.conf_thres,
nms_thres=opt.nms_thres,
img_size=opt.img_size,
batch_size=8,
)
def main():
global args, best_prec1
args = parser.parse_args()
# create model
print("=> creating model '{}'".format(args.arch))
if args.pretrained.lower() not in ['false', 'none', 'not', 'no', '0']:
print("=> using pre-trained parameters '{}'".format(args.pretrained))
model = pretrainedmodels.__dict__[args.arch](
num_classes=1000, pretrained=args.pretrained)
else:
model = pretrainedmodels.__dict__[args.arch]()
# optionally resume from a checkpoint
if args.resume:
if os.path.isfile(args.resume):
print("=> loading checkpoint '{}'".format(args.resume))
checkpoint = torch.load(args.resume)
args.start_epoch = checkpoint['epoch']
best_prec1 = checkpoint['best_prec1']
model.load_state_dict(checkpoint['state_dict'])
print("=> loaded checkpoint '{}' (epoch {})".format(
args.resume, checkpoint['epoch']))
else:
print("=> no checkpoint found at '{}'".format(args.resume))
cudnn.benchmark = True
# Data loading code
# traindir = os.path.join(args.data, 'train')
valdir = os.path.join(args.data, 'val')
# train_loader = torch.utils.data.DataLoader(
# datasets.ImageFolder(traindir, transforms.Compose([
# transforms.RandomSizedCrop(max(model.input_size)),
# transforms.RandomHorizontalFlip(),
# transforms.ToTensor(),
# normalize,
# ])),
# batch_size=args.batch_size, shuffle=True,
# num_workers=args.workers, pin_memory=True)
# if 'scale' in pretrainedmodels.pretrained_settings[args.arch][args.pretrained]:
# scale = pretrainedmodels.pretrained_settings[args.arch][args.pretrained]['scale']
# else:
# scale = 0.875
scale = 0.875
print('Images transformed from size {} to {}'.format(
int(round(max(model.input_size) / scale)), model.input_size))
val_tf = pretrainedmodels.utils.TransformImage(
model, scale=scale, preserve_aspect_ratio=args.preserve_aspect_ratio)
val_loader = torch.utils.data.DataLoader(datasets.ImageFolder(
valdir, val_tf),
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
# define loss function (criterion) and optimizer
criterion = nn.CrossEntropyLoss()
optimizer = torch.optim.SGD(model.parameters(),
args.lr,
momentum=args.momentum,
weight_decay=args.weight_decay)
model = torch.nn.DataParallel(model)
if args.tune:
model.eval()
model.module.fuse_model()
import ilit
tuner = ilit.Tuner("./conf.yaml")
q_model = tuner.tune(model)
return
if args.evaluate:
validate(val_loader, model, criterion)
return
for epoch in range(args.start_epoch, args.epochs):
adjust_learning_rate(optimizer, epoch)
# train for one epoch
train(train_loader, model, criterion, optimizer, epoch)
# evaluate on validation set
prec1 = validate(val_loader, model, criterion)
# remember best prec@1 and save checkpoint
is_best = prec1 > best_prec1
best_prec1 = max(prec1, best_prec1)
save_checkpoint(
{
'epoch': epoch + 1,
'arch': args.arch,
'state_dict': model.state_dict(),
'best_prec1': best_prec1,
}, is_best)
prefix = os.path.join(dst_dir, net_name +
'-quantized-' + args.calib_mode)
logger.info('Saving quantized model at %s' % dst_dir)
net.export(prefix, epoch=0)
sys.exit()
def eval_func(graph):
val_dataset, val_metric = get_dataset(args.dataset, args.data_shape)
val_data = get_dataloader(
val_dataset, args.data_shape, args.batch_size, args.num_workers)
classes = val_dataset.classes # class names
size = len(val_dataset)
ctx = [mx.cpu()]
results = validate(graph, val_data, ctx, classes, size, val_metric)
mAP = float(results[-1][-1])
return mAP
# Doing iLiT auto-tuning here
import ilit
ssd_tuner = ilit.Tuner("./ssd.yaml")
ssd_tuner.tune(net, q_dataloader=val_data, eval_dataloader=val_dataset, eval_func=eval_func)
sys.exit()
# eval
names, values = validate(net, val_data, ctx, classes, len(val_dataset), val_metric)
for k, v in zip(names, values):
print(k, v)
def main():
parser = argparse.ArgumentParser()
## Required parameters
parser.add_argument("--model_type",
default=None,
type=str,
required=True,
help="Model type selected in the list: " +
", ".join(MODEL_CLASSES.keys()))
parser.add_argument(
"--model_name_or_path",
default=None,
type=str,
required=True,
help="Path to pre-trained model or shortcut name selected in the list: "
+ ", ".join(ALL_MODELS))
parser.add_argument(
"--output_dir",
default=None,
type=str,
required=True,
help=
"The output directory where the model checkpoints and predictions will be written."
)
## Other parameters
parser.add_argument(
"--data_dir",
default=None,
type=str,
help=
"The input data dir. Should contain the .json files for the task. If not specified, will run with tensorflow_datasets."
)
parser.add_argument(
"--config_name",
default="",
type=str,
help="Pretrained config name or path if not the same as model_name")
parser.add_argument(
"--tokenizer_name",
default="",
type=str,
help="Pretrained tokenizer name or path if not the same as model_name")
parser.add_argument(
"--cache_dir",
default="",
type=str,
help=
"Where do you want to store the pre-trained models downloaded from s3")
parser.add_argument(
'--version_2_with_negative',
action='store_true',
help=
'If true, the SQuAD examples contain some that do not have an answer.')
parser.add_argument(
'--null_score_diff_threshold',
type=float,
default=0.0,
help=
"If null_score - best_non_null is greater than the threshold predict null."
)
parser.add_argument(
"--max_seq_length",
default=384,
type=int,
help=
"The maximum total input sequence length after WordPiece tokenization. Sequences "
"longer than this will be truncated, and sequences shorter than this will be padded."
)
parser.add_argument(
"--doc_stride",
default=128,
type=int,
help=
"When splitting up a long document into chunks, how much stride to take between chunks."
)
parser.add_argument(
"--max_query_length",
default=64,
type=int,
help=
"The maximum number of tokens for the question. Questions longer than this will "
"be truncated to this length.")
parser.add_argument("--do_train",
action='store_true',
help="Whether to run training.")
parser.add_argument("--do_eval",
action='store_true',
help="Whether to run eval on the dev set.")
parser.add_argument(
"--evaluate_during_training",
action='store_true',
help="Rul evaluation during training at each logging step.")
parser.add_argument(
"--do_lower_case",
action='store_true',
help="Set this flag if you are using an uncased model.")
parser.add_argument("--per_gpu_train_batch_size",
default=8,
type=int,
help="Batch size per GPU/CPU for training.")
parser.add_argument("--per_gpu_eval_batch_size",
default=8,
type=int,
help="Batch size per GPU/CPU for evaluation.")
parser.add_argument("--learning_rate",
default=5e-5,
type=float,
help="The initial learning rate for Adam.")
parser.add_argument(
'--gradient_accumulation_steps',
type=int,
default=1,
help=
"Number of updates steps to accumulate before performing a backward/update pass."
)
parser.add_argument("--weight_decay",
default=0.0,
type=float,
help="Weight decay if we apply some.")
parser.add_argument("--adam_epsilon",
default=1e-8,
type=float,
help="Epsilon for Adam optimizer.")
parser.add_argument("--max_grad_norm",
default=1.0,
type=float,
help="Max gradient norm.")
parser.add_argument("--num_train_epochs",
default=3.0,
type=float,
help="Total number of training epochs to perform.")
parser.add_argument(
"--max_steps",
default=-1,
type=int,
help=
"If > 0: set total number of training steps to perform. Override num_train_epochs."
)
parser.add_argument("--warmup_steps",
default=0,
type=int,
help="Linear warmup over warmup_steps.")
parser.add_argument(
"--n_best_size",
default=20,
type=int,
help=
"The total number of n-best predictions to generate in the nbest_predictions.json output file."
)
parser.add_argument(
"--max_answer_length",
default=30,
type=int,
help=
"The maximum length of an answer that can be generated. This is needed because the start "
"and end predictions are not conditioned on one another.")
parser.add_argument(
"--verbose_logging",
action='store_true',
help=
"If true, all of the warnings related to data processing will be printed. "
"A number of warnings are expected for a normal SQuAD evaluation.")
parser.add_argument('--logging_steps',
type=int,
default=50,
help="Log every X updates steps.")
parser.add_argument('--save_steps',
type=int,
default=50,
help="Save checkpoint every X updates steps.")
parser.add_argument(
"--eval_all_checkpoints",
action='store_true',
help=
"Evaluate all checkpoints starting with the same prefix as model_name ending and ending with step number"
)
parser.add_argument("--no_cuda",
action='store_true',
help="Whether not to use CUDA when available")
parser.add_argument('--overwrite_output_dir',
action='store_true',
help="Overwrite the content of the output directory")
parser.add_argument(
'--overwrite_cache',
action='store_true',
help="Overwrite the cached training and evaluation sets")
parser.add_argument('--seed',
type=int,
default=42,
help="random seed for initialization")
parser.add_argument("--local_rank",
type=int,
default=-1,
help="local_rank for distributed training on gpus")
parser.add_argument(
'--fp16',
action='store_true',
help=
"Whether to use 16-bit (mixed) precision (through NVIDIA apex) instead of 32-bit"
)
parser.add_argument(
'--fp16_opt_level',
type=str,
default='O1',
help=
"For fp16: Apex AMP optimization level selected in ['O0', 'O1', 'O2', and 'O3']."
"See details at https://nvidia.github.io/apex/amp.html")
parser.add_argument('--server_ip',
type=str,
default='',
help="Can be used for distant debugging.")
parser.add_argument('--server_port',
type=str,
default='',
help="Can be used for distant debugging.")
parser.add_argument("--do_calibration",
action='store_true',
help="Whether to do calibration.")
parser.add_argument("--do_int8_inference",
action='store_true',
help="Whether to run int8 inference.")
parser.add_argument("--do_fp32_inference",
action='store_true',
help="Whether to run fp32 inference.")
parser.add_argument("--mkldnn_eval",
action='store_true',
help="evaluation with MKLDNN")
parser.add_argument("--do_ilit_tune",
action='store_true',
help="run iLiT tool to tune int8 acc.")
parser.add_argument("--task_name",
default=None,
type=str,
required=True,
help="SQuAD task")
parser.add_argument("--warmup",
type=int,
default=5,
help="warmup for performance")
args = parser.parse_args()
args.predict_file = os.path.join(
args.output_dir, 'predictions_{}_{}.txt'.format(
list(filter(None, args.model_name_or_path.split('/'))).pop(),
str(args.max_seq_length)))
if os.path.exists(args.output_dir) and os.listdir(
args.output_dir
) and args.do_train and not args.overwrite_output_dir:
raise ValueError(
"Output directory ({}) already exists and is not empty. Use --overwrite_output_dir to overcome."
.format(args.output_dir))
mix_qkv = False
if args.do_calibration or args.do_int8_inference or args.do_ilit_tune:
mix_qkv = True
# Setup distant debugging if needed
if args.server_ip and args.server_port:
# Distant debugging - see https://code.visualstudio.com/docs/python/debugging#_attach-to-a-local-script
import ptvsd
print("Waiting for debugger attach")
ptvsd.enable_attach(address=(args.server_ip, args.server_port),
redirect_output=True)
ptvsd.wait_for_attach()
# Setup CUDA, GPU & distributed training
if args.local_rank == -1 or args.no_cuda:
device = torch.device("cuda" if torch.cuda.is_available()
and not args.no_cuda else "cpu")
args.n_gpu = torch.cuda.device_count()
else: # Initializes the distributed backend which will take care of sychronizing nodes/GPUs
torch.cuda.set_device(args.local_rank)
device = torch.device("cuda", args.local_rank)
torch.distributed.init_process_group(backend='nccl')
args.n_gpu = 1
args.device = device
# Setup logging
logging.basicConfig(
format='%(asctime)s - %(levelname)s - %(name)s - %(message)s',
datefmt='%m/%d/%Y %H:%M:%S',
level=logging.INFO if args.local_rank in [-1, 0] else logging.WARN)
logger.warning(
"Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s",
args.local_rank, device, args.n_gpu, bool(args.local_rank != -1),
args.fp16)
# Set seed
set_seed(args)
# Load pretrained model and tokenizer
if args.local_rank not in [-1, 0]:
torch.distributed.barrier(
) # Make sure only the first process in distributed training will download model & vocab
args.model_type = args.model_type.lower()
config_class, model_class, tokenizer_class = MODEL_CLASSES[args.model_type]
config = config_class.from_pretrained(
args.config_name if args.config_name else args.model_name_or_path,
cache_dir=args.cache_dir if args.cache_dir else None)
tokenizer = tokenizer_class.from_pretrained(
args.tokenizer_name
if args.tokenizer_name else args.model_name_or_path,
do_lower_case=args.do_lower_case,
cache_dir=args.cache_dir if args.cache_dir else None)
model = model_class.from_pretrained(
args.model_name_or_path,
from_tf=bool('.ckpt' in args.model_name_or_path),
config=config,
mix_qkv=mix_qkv,
cache_dir=args.cache_dir if args.cache_dir else None)
if args.local_rank == 0:
torch.distributed.barrier(
) # Make sure only the first process in distributed training will download model & vocab
model.to(args.device)
logger.info("Training/evaluation parameters %s", args)
# Before we do anything with models, we want to ensure that we get fp16 execution of torch.einsum if args.fp16 is set.
# Otherwise it'll default to "promote" mode, and we'll get fp32 operations. Note that running `--fp16_opt_level="O2"` will
# remove the need for this code, but it is still valid.
if args.fp16:
try:
import apex
apex.amp.register_half_function(torch, 'einsum')
except ImportError:
raise ImportError(
"Please install apex from https://www.github.com/nvidia/apex to use fp16 training."
)
# Training
if args.do_train:
train_dataset = load_and_cache_examples(args,
tokenizer,
evaluate=False,
output_examples=False)
global_step, tr_loss = train(args, train_dataset, model, tokenizer)
logger.info(" global_step = %s, average loss = %s", global_step,
tr_loss)
# Save the trained model and the tokenizer
if args.do_train and (args.local_rank == -1
or torch.distributed.get_rank() == 0):
# Create output directory if needed
if not os.path.exists(args.output_dir) and args.local_rank in [-1, 0]:
os.makedirs(args.output_dir)
logger.info("Saving model checkpoint to %s", args.output_dir)
# Save a trained model, configuration and tokenizer using `save_pretrained()`.
# They can then be reloaded using `from_pretrained()`
model_to_save = model.module if hasattr(
model,
'module') else model # Take care of distributed/parallel training
model_to_save.save_pretrained(args.output_dir)
tokenizer.save_pretrained(args.output_dir)
# Good practice: save your training arguments together with the trained model
torch.save(args, os.path.join(args.output_dir, 'training_args.bin'))
# Load a trained model and vocabulary that you have fine-tuned
model = model_class.from_pretrained(args.output_dir,
force_download=True,
mix_qkv=mix_qkv)
tokenizer = tokenizer_class.from_pretrained(
args.output_dir, do_lower_case=args.do_lower_case)
model.to(args.device)
# Evaluation - we can ask to evaluate all the checkpoints (sub-directories) in a directory
results = {}
if args.do_eval and args.local_rank in [-1, 0]:
checkpoints = [args.output_dir]
if args.eval_all_checkpoints:
checkpoints = list(
os.path.dirname(c) for c in sorted(
glob.glob(args.output_dir + '/**/' + WEIGHTS_NAME,
recursive=True)))
logging.getLogger("transformers.modeling_utils").setLevel(
logging.WARN) # Reduce model loading logs
logger.info("Evaluate the following checkpoints: %s", checkpoints)
for checkpoint in checkpoints:
# Reload the model
global_step = checkpoint.split(
'-')[-1] if len(checkpoints) > 1 else ""
if args.mkldnn_eval or args.do_fp32_inference:
model = model_class.from_pretrained(checkpoint,
force_download=True)
model.to(args.device)
# Evaluate
result, _ = evaluate(args,
model,
tokenizer,
prefix=global_step)
result = dict(
(k + ('_{}'.format(global_step) if global_step else ''), v)
for k, v in result.items())
results.update(result)
if args.do_ilit_tune:
def eval_func_for_ilit(model):
result, _ = evaluate(args, model, tokenizer)
for key in sorted(result.keys()):
logger.info(" %s = %s", key, str(result[key]))
bert_task_acc_keys = [
'best_f1', 'f1', 'mcc', 'spearmanr', 'acc'
]
for key in bert_task_acc_keys:
if key in result.keys():
logger.info("Finally Eval {}:{}".format(
key, result[key]))
acc = result[key]
break
return acc
model = model_class.from_pretrained(checkpoint,
force_download=True,
mix_qkv=True)
model.to(args.device)
dataset = load_and_cache_examples(args,
tokenizer,
evaluate=True,
output_examples=False)
args.eval_batch_size = args.per_gpu_eval_batch_size * max(
1, args.n_gpu)
eval_sampler = SequentialSampler(dataset)
eval_dataloader = DataLoader(dataset,
sampler=eval_sampler,
batch_size=args.eval_batch_size)
test_dataloader = Bert_DataLoader(eval_dataloader,
args.model_type, args.device)
import ilit
tuner = ilit.Tuner("./conf.yaml")
tuner.tune(model,
test_dataloader,
eval_func=eval_func_for_ilit)
exit(0)
if args.do_calibration:
model = model_class.from_pretrained(checkpoint,
force_download=True,
mix_qkv=True)
model.to(args.device)
model.qconfig = default_per_channel_qconfig
propagate_qconfig_(model)
add_observer_(model)
# Evaluate
evaluate(args,
model,
tokenizer,
prefix=global_step,
calibration=True)
convert(model, inplace=True)
quantized_model_path = "squad" + str(
global_step) + "_quantized_model"
if not os.path.exists(quantized_model_path):
os.makedirs(quantized_model_path)
model.save_pretrained(quantized_model_path)
result, _ = evaluate(args,
model,
tokenizer,
prefix=global_step)
result = dict(
(k + ('_{}'.format(global_step) if global_step else ''), v)
for k, v in result.items())
results.update(result)
if args.do_int8_inference:
model = model_class.from_pretrained(checkpoint,
force_download=True,
mix_qkv=True)
model.to(args.device)
model.qconfig = default_per_channel_qconfig
propagate_qconfig_(model)
add_observer_(model)
convert(model, inplace=True)
quantized_model_path = "squad" + str(
global_step) + "_quantized_model"
if not os.path.exists(quantized_model_path):
logger.info("Please run calibration first!")
return
model_bin_file = os.path.join(quantized_model_path,
"pytorch_model.bin")
state_dict = torch.load(model_bin_file)
model.load_state_dict(state_dict)
print(model)
with torch.autograd.profiler.profile() as prof:
result, _ = evaluate(args,
model,
tokenizer,
prefix=global_step)
print(prof.key_averages().table(sort_by="cpu_time_total"))
result = dict(
(k + ('_{}'.format(global_step) if global_step else ''), v)
for k, v in result.items())
results.update(result)
logger.info("Results: {}".format(results))
return results
def main():
global args, best_acc1
args = parser.parse_args()
print('args:', args)
args.distributed = args.world_size > 1
if args.distributed:
dist.init_process_group(backend=args.dist_backend,
init_method=args.dist_url,
world_size=args.world_size)
# Val data loading
valdir = os.path.join(args.data, 'val')
normalize = transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225])
val_dataset = datasets.ImageFolder(
valdir,
transforms.Compose([
transforms.Resize(args.input_dim + 32),
transforms.CenterCrop(args.input_dim),
transforms.ToTensor(),
normalize,
]))
val_loader = torch.utils.data.DataLoader(val_dataset,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
num_classes = len(val_dataset.classes)
print('Total classes: ', num_classes)
# create model
print("=> creating model '{}'".format(args.arch))
if args.arch == 'peleenet':
model = PeleeNet(num_classes=num_classes)
else:
print(
"=> unsupported model '{}'. creating PeleeNet by default.".format(
args.arch))
model = PeleeNet(num_classes=num_classes)
if args.distributed:
model = torch.nn.parallel.DistributedDataParallel(model)
else:
# DataParallel will divide
model = torch.nn.DataParallel(model)
# define loss function (criterion) and optimizer
criterion = nn.CrossEntropyLoss()
optimizer = torch.optim.SGD(model.parameters(),
args.lr,
momentum=args.momentum,
weight_decay=args.weight_decay)
# optionally resume from a checkpoint
if args.resume:
if os.path.isfile(args.resume):
print("=> loading checkpoint '{}'".format(args.resume))
checkpoint = torch.load(args.resume)
args.start_epoch = checkpoint['epoch']
best_acc1 = checkpoint['best_acc1']
model.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
print("=> loaded checkpoint '{}' (epoch {})".format(
args.resume, checkpoint['epoch']))
else:
print("=> no checkpoint found at '{}'".format(args.resume))
elif args.pretrained:
if os.path.isfile(args.weights):
checkpoint = torch.load(args.weights,
map_location=torch.device('cpu'))
model.load_state_dict(checkpoint['state_dict'])
print("=> loaded checkpoint '{}' (epoch {}, acc@1 {})".format(
args.pretrained, checkpoint['epoch'], checkpoint['best_acc1']))
else:
print("=> no checkpoint found at '{}'".format(args.resume))
if args.evaluate:
validate(val_loader, model, criterion)
return
if args.tune:
model.eval()
model.module.fuse_model()
import ilit
tuner = ilit.Tuner("./conf.yaml")
q_model = tuner.tune(model)
exit(0)
# Training data loading
traindir = os.path.join(args.data, 'train')
train_dataset = datasets.ImageFolder(
traindir,
transforms.Compose([
transforms.RandomResizedCrop(args.input_dim),
transforms.RandomHorizontalFlip(),
transforms.ToTensor(),
normalize,
]))
if args.distributed:
train_sampler = torch.utils.data.distributed.DistributedSampler(
train_dataset)
else:
train_sampler = None
train_loader = torch.utils.data.DataLoader(train_dataset,
batch_size=args.batch_size,
shuffle=(train_sampler is None),
num_workers=args.workers,
pin_memory=True,
sampler=train_sampler)
for epoch in range(args.start_epoch, args.epochs):
if args.distributed:
train_sampler.set_epoch(epoch)
# train for one epoch
train(train_loader, model, criterion, optimizer, epoch)
# evaluate on validation set
acc1 = validate(val_loader, model, criterion)
# remember best Acc@1 and save checkpoint
is_best = acc1 > best_acc1
best_acc1 = max(acc1, best_acc1)
save_checkpoint(
{
'epoch': epoch + 1,
'arch': args.arch,
'state_dict': model.state_dict(),
'best_acc1': best_acc1,
'optimizer': optimizer.state_dict(),
}, is_best)
def main():
parser = argparse.ArgumentParser()
## Required parameters
parser.add_argument(
"--data_dir",
default=None,
type=str,
required=True,
help=
"The input data dir. Should contain the .tsv files (or other data files) for the task."
)
parser.add_argument("--model_type",
default=None,
type=str,
required=True,
help="Model type selected in the list: " +
", ".join(MODEL_CLASSES.keys()))
parser.add_argument(
"--model_name_or_path",
default=None,
type=str,
required=True,
help="Path to pre-trained model or shortcut name selected in the list;"
+ ", ".join(ALL_MODELS))
parser.add_argument(
"--task_name",
default=None,
type=str,
required=True,
help="The name of the task to train selected in the list: " +
", ".join(processors.keys()))
parser.add_argument(
"--output_dir",
default=None,
type=str,
required=True,
help=
"The output directory where the model predictions and checkpoints will be written."
)
## Other parameters
parser.add_argument(
"--config_name",
default="",
type=str,
help="Pretrained config name or path if not the same as model_name")
parser.add_argument(
"--tokenizer_name",
default="",
type=str,
help="Pretrained tokenizer name or path if not the same as model_name")
parser.add_argument(
"--cache_dir",
default="",
type=str,
help=
"Where do you want to store the pre-trained models downloaded from s3")
parser.add_argument(
"--max_seq_length",
default=128,
type=int,
help=
"The maximum total input sequence length after tokenization. Sequences longer "
"than this will be truncated, sequences shorter will be padded.")
parser.add_argument("--do_train",
action='store_true',
help="Whether to run training.")
parser.add_argument("--do_eval",
action='store_true',
help="Whether to run eval on the dev set.")
parser.add_argument(
"--evaluate_during_training",
action='store_true',
help="Rul evaluation during training at each logging step.")
parser.add_argument(
"--do_lower_case",
action='store_true',
help="Set this flag if you are using an uncased model.")
parser.add_argument("--per_gpu_train_batch_size",
default=8,
type=int,
help="Batch size per GPU/CPU for training.")
parser.add_argument("--per_gpu_eval_batch_size",
default=8,
type=int,
help="Batch size per GPU/CPU for evaluation.")
parser.add_argument(
'--gradient_accumulation_steps',
type=int,
default=1,
help=
"Number of updates steps to accumulate before performing a backward/update pass."
)
parser.add_argument("--learning_rate",
default=5e-5,
type=float,
help="The initial learning rate for Adam.")
parser.add_argument("--weight_decay",
default=0.0,
type=float,
help="Weight deay if we apply some.")
parser.add_argument("--adam_epsilon",
default=1e-8,
type=float,
help="Epsilon for Adam optimizer.")
parser.add_argument("--max_grad_norm",
default=1.0,
type=float,
help="Max gradient norm.")
parser.add_argument("--num_train_epochs",
default=3.0,
type=float,
help="Total number of training epochs to perform.")
parser.add_argument(
"--max_steps",
default=-1,
type=int,
help=
"If > 0: set total number of training steps to perform. Override num_train_epochs."
)
parser.add_argument("--warmup_steps",
default=0,
type=int,
help="Linear warmup over warmup_steps.")
parser.add_argument('--logging_steps',
type=int,
default=50,
help="Log every X updates steps.")
parser.add_argument('--save_steps',
type=int,
default=50,
help="Save checkpoint every X updates steps.")
parser.add_argument(
"--eval_all_checkpoints",
action='store_true',
help=
"Evaluate all checkpoints starting with the same prefix as model_name ending and ending with step number"
)
parser.add_argument("--no_cuda",
action='store_true',
help="Avoid using CUDA when available")
parser.add_argument("--mkldnn_eval",
action='store_true',
help="evaluation with MKLDNN")
parser.add_argument("--mkldnn_train",
action='store_true',
help="training with MKLDNN")
parser.add_argument('--overwrite_output_dir',
action='store_true',
help="Overwrite the content of the output directory")
parser.add_argument(
'--overwrite_cache',
action='store_true',
help="Overwrite the cached training and evaluation sets")
parser.add_argument('--seed',
type=int,
default=42,
help="random seed for initialization")
parser.add_argument(
'--fp16',
action='store_true',
help=
"Whether to use 16-bit (mixed) precision (through NVIDIA apex) instead of 32-bit"
)
parser.add_argument(
'--fp16_opt_level',
type=str,
default='O1',
help=
"For fp16: Apex AMP optimization level selected in ['O0', 'O1', 'O2', and 'O3']."
"See details at https://nvidia.github.io/apex/amp.html")
parser.add_argument("--local_rank",
type=int,
default=-1,
help="For distributed training: local_rank")
parser.add_argument('--server_ip',
type=str,
default='',
help="For distant debugging.")
parser.add_argument('--server_port',
type=str,
default='',
help="For distant debugging.")
parser.add_argument("--do_fp32_inference",
action='store_true',
help="Whether to run fp32 inference.")
parser.add_argument("--do_calibration",
action='store_true',
help="Whether to do calibration.")
parser.add_argument("--do_int8_inference",
action='store_true',
help="Whether to run int8 inference.")
parser.add_argument("--do_bf16",
action='store_true',
help="run bf16 evaluation / training.")
parser.add_argument("--tune",
action='store_true',
help="run ilit to tune int8 acc.")
parser.add_argument("--warmup",
type=int,
default=2,
help="warmup for performance")
args = parser.parse_args()
if os.path.exists(args.output_dir) and os.listdir(
args.output_dir
) and args.do_train and not args.overwrite_output_dir:
raise ValueError(
"Output directory ({}) already exists and is not empty. Use --overwrite_output_dir to overcome."
.format(args.output_dir))
# Setup distant debugging if needed
if args.server_ip and args.server_port:
# Distant debugging - see https://code.visualstudio.com/docs/python/debugging#_attach-to-a-local-script
import ptvsd
print("Waiting for debugger attach")
ptvsd.enable_attach(address=(args.server_ip, args.server_port),
redirect_output=True)
ptvsd.wait_for_attach()
# Setup CUDA, GPU & distributed training
if args.local_rank == -1 or args.no_cuda:
device = torch.device("cuda" if torch.cuda.is_available()
and not args.no_cuda else "cpu")
args.n_gpu = torch.cuda.device_count()
else: # Initializes the distributed backend which will take care of sychronizing nodes/GPUs
torch.cuda.set_device(args.local_rank)
device = torch.device("cuda", args.local_rank)
torch.distributed.init_process_group(backend='nccl')
args.n_gpu = 1
args.device = device
# Setup logging
logging.basicConfig(
format='%(asctime)s - %(levelname)s - %(name)s - %(message)s',
datefmt='%m/%d/%Y %H:%M:%S',
level=logging.INFO if args.local_rank in [-1, 0] else logging.WARN)
logger.warning(
"Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s",
args.local_rank, device, args.n_gpu, bool(args.local_rank != -1),
args.fp16)
# Set seed
set_seed(args)
# Prepare GLUE task
args.task_name = args.task_name.lower()
if args.task_name not in processors:
raise ValueError("Task not found: %s" % (args.task_name))
processor = processors[args.task_name]()
args.output_mode = output_modes[args.task_name]
label_list = processor.get_labels()
num_labels = len(label_list)
mix_qkv = False
if args.do_calibration or args.do_int8_inference or args.tune:
mix_qkv = True
# Load pretrained model and tokenizer
if args.local_rank not in [-1, 0]:
torch.distributed.barrier(
) # Make sure only the first process in distributed training will download model & vocab
args.model_type = args.model_type.lower()
config_class, model_class, tokenizer_class = MODEL_CLASSES[args.model_type]
config = config_class.from_pretrained(
args.config_name if args.config_name else args.model_name_or_path,
num_labels=num_labels,
finetuning_task=args.task_name,
cache_dir=args.cache_dir if args.cache_dir else None)
tokenizer = tokenizer_class.from_pretrained(
args.tokenizer_name
if args.tokenizer_name else args.model_name_or_path,
do_lower_case=args.do_lower_case,
cache_dir=args.cache_dir if args.cache_dir else None)
model = model_class.from_pretrained(
args.model_name_or_path,
from_tf=bool('.ckpt' in args.model_name_or_path),
config=config,
mix_qkv=mix_qkv,
bf16=args.do_bf16,
mkldnn_train=args.mkldnn_train,
cache_dir=args.cache_dir if args.cache_dir else None)
if args.local_rank == 0:
torch.distributed.barrier(
) # Make sure only the first process in distributed training will download model & vocab
model.to(args.device)
logger.info("Training/evaluation parameters %s", args)
# Training
if args.do_train:
train_dataset = load_and_cache_examples(args,
args.task_name,
tokenizer,
evaluate=False)
global_step, tr_loss = train(args, train_dataset, model, tokenizer)
logger.info(" global_step = %s, average loss = %s", global_step,
tr_loss)
# Saving best-practices: if you use defaults names for the model, you can reload it using from_pretrained()
if args.do_train and (args.local_rank == -1
or torch.distributed.get_rank() == 0):
# Create output directory if needed
if not os.path.exists(args.output_dir) and args.local_rank in [-1, 0]:
os.makedirs(args.output_dir)
logger.info("Saving model checkpoint to %s", args.output_dir)
# Save a trained model, configuration and tokenizer using `save_pretrained()`.
# They can then be reloaded using `from_pretrained()`
model_to_save = model.module if hasattr(
model,
'module') else model # Take care of distributed/parallel training
model_to_save.save_pretrained(args.output_dir)
tokenizer.save_pretrained(args.output_dir)
# Good practice: save your training arguments together with the trained model
torch.save(args, os.path.join(args.output_dir, 'training_args.bin'))
# Load a trained model and vocabulary that you have fine-tuned
model = model_class.from_pretrained(args.output_dir)
tokenizer = tokenizer_class.from_pretrained(args.output_dir)
model.to(args.device)
# Evaluation
results = {}
if args.do_eval and args.local_rank in [-1, 0]:
tokenizer = tokenizer_class.from_pretrained(
args.output_dir, do_lower_case=args.do_lower_case)
checkpoints = [args.output_dir]
if args.eval_all_checkpoints:
checkpoints = list(
os.path.dirname(c) for c in sorted(
glob.glob(args.output_dir + '/**/' + WEIGHTS_NAME,
recursive=True)))
logging.getLogger("transformers.modeling_utils").setLevel(
logging.WARN) # Reduce logging
logger.info("Evaluate the following checkpoints: %s", checkpoints)
for checkpoint in checkpoints:
global_step = checkpoint.split(
'-')[-1] if len(checkpoints) > 1 else ""
prefix = checkpoint.split(
'/')[-1] if checkpoint.find('checkpoint') != -1 else ""
logger.info("Evaluate:" + args.task_name)
if args.mkldnn_eval or args.do_fp32_inference or args.do_bf16:
model = model_class.from_pretrained(checkpoint)
model.to(args.device)
result = evaluate(args, model, tokenizer, prefix=prefix)
result = dict((k + '_{}'.format(global_step), v)
for k, v in result.items())
results.update(result)
if args.tune:
def eval_func_for_ilit(model):
result, perf = evaluate(args,
model,
tokenizer,
prefix=prefix)
bert_task_acc_keys = [
'acc_and_f1', 'f1', 'mcc', 'spearmanr', 'acc'
]
for key in bert_task_acc_keys:
if key in result.keys():
logger.info("Finally Eval {}:{}".format(
key, result[key]))
acc = result[key]
break
return acc
model = model_class.from_pretrained(checkpoint, mix_qkv=True)
model.to(args.device)
eval_task_names = (
"mnli", "mnli-mm") if args.task_name == "mnli" else (
args.task_name, )
for eval_task in eval_task_names:
eval_dataset = load_and_cache_examples(args,
eval_task,
tokenizer,
evaluate=True)
args.eval_batch_size = args.per_gpu_eval_batch_size * max(
1, args.n_gpu)
# multi-gpu eval
if args.n_gpu > 1:
model = torch.nn.DataParallel(model)
if args.mkldnn_eval:
from torch.utils import mkldnn as mkldnn_utils
model = mkldnn_utils.to_mkldnn(model)
print(model)
import ilit
tuner = ilit.Tuner("./conf.yaml")
if eval_task != "squad":
eval_task = 'classifier'
eval_dataset = tuner.dataset('bert',
dataset=eval_dataset,
task=eval_task)
test_dataloader = tuner.dataloader(
eval_dataset, batch_size=args.eval_batch_size)
tuner.tune(model,
test_dataloader,
eval_func=eval_func_for_ilit)
exit(0)
if args.do_calibration:
model = model_class.from_pretrained(checkpoint, mix_qkv=True)
model.to(args.device)
model.qconfig = default_per_channel_qconfig
fallback_layers = {}
if args.model_name_or_path == "bert-base-uncased" and args.task_name == "mrpc":
fallback_layers = {"bert.encoder.layer.9.output.dense."}
propagate_qconfig_(model)
fallback_layer(model,
layer_name="",
exculde_layers=fallback_layers)
add_observer_(model)
result, _ = evaluate(args,
model,
tokenizer,
prefix=global_step,
calibration=True)
convert(model, inplace=True)
quantized_model_path = args.task_name + "_quantized_model"
if not os.path.exists(quantized_model_path):
os.makedirs(quantized_model_path)
model.save_pretrained(quantized_model_path)
print(model)
result, _ = evaluate(args, model, tokenizer, prefix=prefix)
if args.do_int8_inference:
model = model_class.from_pretrained(checkpoint, mix_qkv=True)
model.to(args.device)
model.qconfig = default_per_channel_qconfig
fallback_layers = {}
if args.model_name_or_path == "bert-base-uncased" and args.task_name == "mrpc":
fallback_layers = {"bert.encoder.layer.9.output.dense."}
propagate_qconfig_(model)
fallback_layer(model,
layer_name="",
exculde_layers=fallback_layers)
add_observer_(model)
convert(model, inplace=True)
quantized_model_path = args.task_name + "_quantized_model"
if not os.path.exists(quantized_model_path):
logger.error(
"please do calibrantion befor run int8 inference")
return
prepare(model, inplace=True)
convert(model, inplace=True)
model_bin_file = os.path.join(quantized_model_path,
"pytorch_model.bin")
state_dict = torch.load(model_bin_file)
model.load_state_dict(state_dict)
result, _ = evaluate(args, model, tokenizer, prefix=prefix)
return results
arg_parser.add_argument('-w',
"--warmup_iter",
help='For benchmark measurement only.',
dest='warmup_iter',
default=200,
type=int)
arg_parser.add_argument('--config', type=str, default='')
arg_parser.add_argument('--output_model', type=str, default='')
arg_parser.add_argument('--tune', action='store_true', default=False)
arg_parser.add_argument('--benchmark',
dest='benchmark',
action='store_true',
help='run benchmark')
args = arg_parser.parse_args()
infer = model_infer(args)
if args.tune:
at = ilit.Tuner(args.config)
q_dataloader = at.dataloader(infer, args.batch_size)
output_graph = at.tune(infer.get_graph(),
q_dataloader=q_dataloader,
eval_func=infer.accuracy_check)
try:
write_graph(output_graph.as_graph_def(), args.output_model)
except Exception as e:
logging.getLogger().info("Failed to save model due to {}".format(
str(e)))
else:
infer.run()
