def account_one_arch(arch_index, arch_str, checkpoints, datasets, dataloader_dict):
information = ArchResults(arch_index, arch_str)
for checkpoint_path in checkpoints:
checkpoint = torch.load(checkpoint_path, map_location='cpu')
used_seed = checkpoint_path.name.split('-')[-1].split('.')[0]
for dataset in datasets:
assert dataset in checkpoint, 'Can not find {:} in arch-{:} from {:}'.format(dataset, arch_index, checkpoint_path)
results = checkpoint[dataset]
assert results['finish-train'], 'This {:} arch seed={:} does not finish train on {:} ::: {:}'.format(arch_index, used_seed, dataset, checkpoint_path)
arch_config = {'channel': results['channel'], 'num_cells': results['num_cells'], 'arch_str': arch_str, 'class_num': results['config']['class_num']}
xresult = ResultsCount(dataset, results['net_state_dict'], results['train_acc1es'], results['train_losses'], \
results['param'], results['flop'], arch_config, used_seed, results['total_epoch'], None)
if dataset == 'cifar10-valid':
xresult.update_eval('x-valid' , results['valid_acc1es'], results['valid_losses'])
elif dataset == 'cifar10':
xresult.update_eval('ori-test', results['valid_acc1es'], results['valid_losses'])
elif dataset == 'cifar100' or dataset == 'ImageNet16-120':
xresult.update_eval('ori-test', results['valid_acc1es'], results['valid_losses'])
net_config = dict2config({'name': 'infer.tiny', 'C': arch_config['channel'], 'N': arch_config['num_cells'],
'genotype': CellStructure.str2structure(arch_config['arch_str']), 'num_classes':arch_config['class_num']}, None)
network = get_cell_based_tiny_net(net_config)
network.load_state_dict(xresult.get_net_param())
network = network.cuda()
loss, top1, top5, latencies = pure_evaluate(dataloader_dict['{:}@{:}'.format(dataset, 'valid')], network)
xresult.update_eval('x-valid', {results['total_epoch']-1: top1}, {results['total_epoch']-1: loss})
loss, top1, top5, latencies = pure_evaluate(dataloader_dict['{:}@{:}'.format(dataset, 'test')], network)
xresult.update_eval('x-test' , {results['total_epoch']-1: top1}, {results['total_epoch']-1: loss})
xresult.update_latency(latencies)
else:
raise ValueError('invalid dataset name : {:}'.format(dataset))
information.update(dataset, int(used_seed), xresult)
return information
def create_result_count(used_seed, dataset, arch_config, results,
dataloader_dict):
xresult = ResultsCount(dataset, results['net_state_dict'], results['train_acc1es'], results['train_losses'], \
results['param'], results['flop'], arch_config, used_seed, results['total_epoch'], None)
net_config = dict2config(
{
'name': 'infer.tiny',
'C': arch_config['channel'],
'N': arch_config['num_cells'],
'genotype': CellStructure.str2structure(arch_config['arch_str']),
'num_classes': arch_config['class_num']
}, None)
network = get_cell_based_tiny_net(net_config)
network.load_state_dict(xresult.get_net_param())
if 'train_times' in results: # new version
xresult.update_train_info(results['train_acc1es'],
results['train_acc5es'],
results['train_losses'],
results['train_times'])
xresult.update_eval(results['valid_acc1es'], results['valid_losses'],
results['valid_times'])
else:
if dataset == 'cifar10-valid':
xresult.update_OLD_eval('x-valid', results['valid_acc1es'],
results['valid_losses'])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict['{:}@{:}'.format('cifar10', 'test')],
network.cuda())
xresult.update_OLD_eval('ori-test',
{results['total_epoch'] - 1: top1},
{results['total_epoch'] - 1: loss})
xresult.update_latency(latencies)
elif dataset == 'cifar10':
xresult.update_OLD_eval('ori-test', results['valid_acc1es'],
results['valid_losses'])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict['{:}@{:}'.format(dataset, 'test')],
network.cuda())
xresult.update_latency(latencies)
elif dataset == 'cifar100' or dataset == 'ImageNet16-120':
xresult.update_OLD_eval('ori-test', results['valid_acc1es'],
results['valid_losses'])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict['{:}@{:}'.format(dataset, 'valid')],
network.cuda())
xresult.update_OLD_eval('x-valid',
{results['total_epoch'] - 1: top1},
{results['total_epoch'] - 1: loss})
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict['{:}@{:}'.format(dataset, 'test')],
network.cuda())
xresult.update_OLD_eval('x-test',
{results['total_epoch'] - 1: top1},
{results['total_epoch'] - 1: loss})
xresult.update_latency(latencies)
else:
raise ValueError('invalid dataset name : {:}'.format(dataset))
return xresult
def main(save_dir: Path, workers: int, datasets: List[Text], xpaths: List[Text],
splits: List[int], seeds: List[int], nets: List[str], opt_config: Dict[Text, Any],
to_evaluate_indexes: tuple, cover_mode: bool, arch_config: Dict[Text, Any]):
log_dir = save_dir / 'logs'
log_dir.mkdir(parents=True, exist_ok=True)
logger = Logger(str(log_dir), os.getpid(), False)
logger.log('xargs : seeds = {:}'.format(seeds))
logger.log('xargs : cover_mode = {:}'.format(cover_mode))
logger.log('-' * 100)
logger.log(
'Start evaluating range =: {:06d} - {:06d}'.format(min(to_evaluate_indexes), max(to_evaluate_indexes))
+'({:} in total) / {:06d} with cover-mode={:}'.format(len(to_evaluate_indexes), len(nets), cover_mode))
for i, (dataset, xpath, split) in enumerate(zip(datasets, xpaths, splits)):
logger.log(
'--->>> Evaluate {:}/{:} : dataset={:9s}, path={:}, split={:}'.format(i, len(datasets), dataset, xpath, split))
logger.log('--->>> optimization config : {:}'.format(opt_config))
start_time, epoch_time = time.time(), AverageMeter()
for i, index in enumerate(to_evaluate_indexes):
arch = nets[index]
logger.log('\n{:} evaluate {:06d}/{:06d} ({:06d}/{:06d})-th arch [seeds={:}] {:}'.format(time_string(), i,
len(to_evaluate_indexes), index, len(nets), seeds, '-' * 15))
logger.log('{:} {:} {:}'.format('-' * 15, arch, '-' * 15))
# test this arch on different datasets with different seeds
has_continue = False
for seed in seeds:
to_save_name = save_dir / 'arch-{:06d}-seed-{:04d}.pth'.format(index, seed)
if to_save_name.exists():
if cover_mode:
logger.log('Find existing file : {:}, remove it before evaluation'.format(to_save_name))
os.remove(str(to_save_name))
else:
logger.log('Find existing file : {:}, skip this evaluation'.format(to_save_name))
has_continue = True
continue
results = evaluate_all_datasets(CellStructure.str2structure(arch),
datasets, xpaths, splits, opt_config, seed,
arch_config, workers, logger)
torch.save(results, to_save_name)
logger.log('\n{:} evaluate {:06d}/{:06d} ({:06d}/{:06d})-th arch [seeds={:}] ===>>> {:}'.format(time_string(), i,
len(to_evaluate_indexes), index, len(nets), seeds, to_save_name))
# measure elapsed time
if not has_continue: epoch_time.update(time.time() - start_time)
start_time = time.time()
need_time = 'Time Left: {:}'.format(convert_secs2time(epoch_time.avg * (len(to_evaluate_indexes)-i-1), True) )
logger.log('This arch costs : {:}'.format(convert_secs2time(epoch_time.val, True) ))
logger.log('{:}'.format('*' * 100))
logger.log('{:} {:74s} {:}'.format('*' * 10, '{:06d}/{:06d} ({:06d}/{:06d})-th done, left {:}'.format(i, len(
to_evaluate_indexes), index, len(nets), need_time), '*' * 10))
logger.log('{:}'.format('*' * 100))
logger.close()
def train_single_model(save_dir, workers, datasets, xpaths, splits, use_less, seeds, model_str, arch_config):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
torch.backends.cudnn.deterministic = True
#torch.backends.cudnn.benchmark = True
torch.set_num_threads( workers )
save_dir = Path(save_dir) / 'specifics' / '{:}-{:}-{:}-{:}'.format('LESS' if use_less else 'FULL', model_str, arch_config['channel'], arch_config['num_cells'])
logger = Logger(str(save_dir), 0, False)
if model_str in CellArchitectures:
arch = CellArchitectures[model_str]
logger.log('The model string is found in pre-defined architecture dict : {:}'.format(model_str))
else:
try:
arch = CellStructure.str2structure(model_str)
except:
raise ValueError('Invalid model string : {:}. It can not be found or parsed.'.format(model_str))
assert arch.check_valid_op(get_search_spaces('cell', 'full')), '{:} has the invalid op.'.format(arch)
logger.log('Start train-evaluate {:}'.format(arch.tostr()))
logger.log('arch_config : {:}'.format(arch_config))
start_time, seed_time = time.time(), AverageMeter()
for _is, seed in enumerate(seeds):
logger.log('\nThe {:02d}/{:02d}-th seed is {:} ----------------------<.>----------------------'.format(_is, len(seeds), seed))
to_save_name = save_dir / 'seed-{:04d}.pth'.format(seed)
if to_save_name.exists():
logger.log('Find the existing file {:}, directly load!'.format(to_save_name))
checkpoint = torch.load(to_save_name)
else:
logger.log('Does not find the existing file {:}, train and evaluate!'.format(to_save_name))
checkpoint = evaluate_all_datasets(arch, datasets, xpaths, splits, use_less, seed, arch_config, workers, logger)
torch.save(checkpoint, to_save_name)
# log information
logger.log('{:}'.format(checkpoint['info']))
all_dataset_keys = checkpoint['all_dataset_keys']
for dataset_key in all_dataset_keys:
logger.log('\n{:} dataset : {:} {:}'.format('-'*15, dataset_key, '-'*15))
dataset_info = checkpoint[dataset_key]
#logger.log('Network ==>\n{:}'.format( dataset_info['net_string'] ))
logger.log('Flops = {:} MB, Params = {:} MB'.format(dataset_info['flop'], dataset_info['param']))
logger.log('config : {:}'.format(dataset_info['config']))
logger.log('Training State (finish) = {:}'.format(dataset_info['finish-train']))
last_epoch = dataset_info['total_epoch'] - 1
train_acc1es, train_acc5es = dataset_info['train_acc1es'], dataset_info['train_acc5es']
valid_acc1es, valid_acc5es = dataset_info['valid_acc1es'], dataset_info['valid_acc5es']
logger.log('Last Info : Train = Acc@1 {:.2f}% Acc@5 {:.2f}% Error@1 {:.2f}%, Test = Acc@1 {:.2f}% Acc@5 {:.2f}% Error@1 {:.2f}%'.format(train_acc1es[last_epoch], train_acc5es[last_epoch], 100-train_acc1es[last_epoch], valid_acc1es[last_epoch], valid_acc5es[last_epoch], 100-valid_acc1es[last_epoch]))
# measure elapsed time
seed_time.update(time.time() - start_time)
start_time = time.time()
need_time = 'Time Left: {:}'.format( convert_secs2time(seed_time.avg * (len(seeds)-_is-1), True) )
logger.log('\n<<<***>>> The {:02d}/{:02d}-th seed is {:} <finish> other procedures need {:}'.format(_is, len(seeds), seed, need_time))
logger.close()
def check_unique_arch(meta_file):
api = API(str(meta_file))
arch_strs = deepcopy(api.meta_archs)
xarchs = [CellStructure.str2structure(x) for x in arch_strs]
def get_unique_matrix(archs, consider_zero):
UniquStrs = [arch.to_unique_str(consider_zero) for arch in archs]
print("{:} create unique-string ({:}/{:}) done".format(
time_string(), len(set(UniquStrs)), len(UniquStrs)))
Unique2Index = dict()
for index, xstr in enumerate(UniquStrs):
if xstr not in Unique2Index:
Unique2Index[xstr] = list()
Unique2Index[xstr].append(index)
sm_matrix = torch.eye(len(archs)).bool()
for _, xlist in Unique2Index.items():
for i in xlist:
for j in xlist:
sm_matrix[i, j] = True
unique_ids, unique_num = [-1 for _ in archs], 0
for i in range(len(unique_ids)):
if unique_ids[i] > -1:
continue
neighbours = sm_matrix[i].nonzero().view(-1).tolist()
for nghb in neighbours:
assert unique_ids[nghb] == -1, "impossible"
unique_ids[nghb] = unique_num
unique_num += 1
return sm_matrix, unique_ids, unique_num
print("There are {:} valid-archs".format(
sum(arch.check_valid() for arch in xarchs)))
sm_matrix, uniqueIDs, unique_num = get_unique_matrix(xarchs, None)
print(
"{:} There are {:} unique architectures (considering nothing).".format(
time_string(), unique_num))
sm_matrix, uniqueIDs, unique_num = get_unique_matrix(xarchs, False)
print("{:} There are {:} unique architectures (not considering zero).".
format(time_string(), unique_num))
sm_matrix, uniqueIDs, unique_num = get_unique_matrix(xarchs, True)
print("{:} There are {:} unique architectures (considering zero).".format(
time_string(), unique_num))
def test_issue_81_82(api):
results = api.query_by_index(0, 'cifar10-valid', hp='12')
results = api.query_by_index(0, 'cifar10-valid', hp='200')
print(list(results.keys()))
print(results[888].get_eval('valid'))
print(results[888].get_eval('x-valid'))
result_dict = api.get_more_info(index=0,
dataset='cifar10-valid',
iepoch=11,
hp='200',
is_random=False)
info = api.query_by_arch(
'|nor_conv_3x3~0|+|skip_connect~0|nor_conv_3x3~1|+|skip_connect~0|none~1|nor_conv_3x3~2|',
'200')
print(info)
structure = CellStructure.str2structure(
'|nor_conv_3x3~0|+|skip_connect~0|nor_conv_3x3~1|+|skip_connect~0|none~1|nor_conv_3x3~2|'
)
info = api.query_by_arch(structure, '200')
print(info)
def main(save_dir, workers, datasets, xpaths, splits, use_less, srange, arch_index, seeds, cover_mode, meta_info, arch_config):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
#torch.backends.cudnn.benchmark = True
torch.backends.cudnn.deterministic = True
torch.set_num_threads( workers )
assert len(srange) == 2 and 0 <= srange[0] <= srange[1], 'invalid srange : {:}'.format(srange)
if use_less:
sub_dir = Path(save_dir) / '{:06d}-{:06d}-C{:}-N{:}-LESS'.format(srange[0], srange[1], arch_config['channel'], arch_config['num_cells'])
else:
sub_dir = Path(save_dir) / '{:06d}-{:06d}-C{:}-N{:}'.format(srange[0], srange[1], arch_config['channel'], arch_config['num_cells'])
logger = Logger(str(sub_dir), 0, False)
all_archs = meta_info['archs']
assert srange[1] < meta_info['total'], 'invalid range : {:}-{:} vs. {:}'.format(srange[0], srange[1], meta_info['total'])
assert arch_index == -1 or srange[0] <= arch_index <= srange[1], 'invalid range : {:} vs. {:} vs. {:}'.format(srange[0], arch_index, srange[1])
if arch_index == -1:
to_evaluate_indexes = list(range(srange[0], srange[1]+1))
else:
to_evaluate_indexes = [arch_index]
logger.log('xargs : seeds = {:}'.format(seeds))
logger.log('xargs : arch_index = {:}'.format(arch_index))
logger.log('xargs : cover_mode = {:}'.format(cover_mode))
logger.log('-'*100)
logger.log('Start evaluating range =: {:06d} vs. {:06d} vs. {:06d} / {:06d} with cover-mode={:}'.format(srange[0], arch_index, srange[1], meta_info['total'], cover_mode))
for i, (dataset, xpath, split) in enumerate(zip(datasets, xpaths, splits)):
logger.log('--->>> Evaluate {:}/{:} : dataset={:9s}, path={:}, split={:}'.format(i, len(datasets), dataset, xpath, split))
logger.log('--->>> architecture config : {:}'.format(arch_config))
start_time, epoch_time = time.time(), AverageMeter()
for i, index in enumerate(to_evaluate_indexes):
arch = all_archs[index]
logger.log('\n{:} evaluate {:06d}/{:06d} ({:06d}/{:06d})-th architecture [seeds={:}] {:}'.format('-'*15, i, len(to_evaluate_indexes), index, meta_info['total'], seeds, '-'*15))
#logger.log('{:} {:} {:}'.format('-'*15, arch.tostr(), '-'*15))
logger.log('{:} {:} {:}'.format('-'*15, arch, '-'*15))
# test this arch on different datasets with different seeds
has_continue = False
for seed in seeds:
to_save_name = sub_dir / 'arch-{:06d}-seed-{:04d}.pth'.format(index, seed)
if to_save_name.exists():
if cover_mode:
logger.log('Find existing file : {:}, remove it before evaluation'.format(to_save_name))
os.remove(str(to_save_name))
else :
logger.log('Find existing file : {:}, skip this evaluation'.format(to_save_name))
has_continue = True
continue
results = evaluate_all_datasets(CellStructure.str2structure(arch), \
datasets, xpaths, splits, use_less, seed, \
arch_config, workers, logger)
torch.save(results, to_save_name)
logger.log('{:} --evaluate-- {:06d}/{:06d} ({:06d}/{:06d})-th seed={:} done, save into {:}'.format('-'*15, i, len(to_evaluate_indexes), index, meta_info['total'], seed, to_save_name))
# measure elapsed time
if not has_continue: epoch_time.update(time.time() - start_time)
start_time = time.time()
need_time = 'Time Left: {:}'.format( convert_secs2time(epoch_time.avg * (len(to_evaluate_indexes)-i-1), True) )
logger.log('This arch costs : {:}'.format( convert_secs2time(epoch_time.val, True) ))
logger.log('{:}'.format('*'*100))
logger.log('{:} {:74s} {:}'.format('*'*10, '{:06d}/{:06d} ({:06d}/{:06d})-th done, left {:}'.format(i, len(to_evaluate_indexes), index, meta_info['total'], need_time), '*'*10))
logger.log('{:}'.format('*'*100))
logger.close()
def train_single_model(
save_dir, workers, datasets, xpaths, splits, use_less, seeds, model_str, arch_config
):
assert torch.cuda.is_available(), "CUDA is not available."
torch.backends.cudnn.enabled = True
torch.backends.cudnn.deterministic = True
# torch.backends.cudnn.benchmark = True
torch.set_num_threads(workers)
save_dir = (
Path(save_dir)
/ "specifics"
/ "{:}-{:}-{:}-{:}".format(
"LESS" if use_less else "FULL",
model_str,
arch_config["channel"],
arch_config["num_cells"],
)
)
logger = Logger(str(save_dir), 0, False)
if model_str in CellArchitectures:
arch = CellArchitectures[model_str]
logger.log(
"The model string is found in pre-defined architecture dict : {:}".format(
model_str
)
)
else:
try:
arch = CellStructure.str2structure(model_str)
except:
raise ValueError(
"Invalid model string : {:}. It can not be found or parsed.".format(
model_str
)
)
assert arch.check_valid_op(
get_search_spaces("cell", "full")
), "{:} has the invalid op.".format(arch)
logger.log("Start train-evaluate {:}".format(arch.tostr()))
logger.log("arch_config : {:}".format(arch_config))
start_time, seed_time = time.time(), AverageMeter()
for _is, seed in enumerate(seeds):
logger.log(
"\nThe {:02d}/{:02d}-th seed is {:} ----------------------<.>----------------------".format(
_is, len(seeds), seed
)
)
to_save_name = save_dir / "seed-{:04d}.pth".format(seed)
if to_save_name.exists():
logger.log(
"Find the existing file {:}, directly load!".format(to_save_name)
)
checkpoint = torch.load(to_save_name)
else:
logger.log(
"Does not find the existing file {:}, train and evaluate!".format(
to_save_name
)
)
checkpoint = evaluate_all_datasets(
arch,
datasets,
xpaths,
splits,
use_less,
seed,
arch_config,
workers,
logger,
)
torch.save(checkpoint, to_save_name)
# log information
logger.log("{:}".format(checkpoint["info"]))
all_dataset_keys = checkpoint["all_dataset_keys"]
for dataset_key in all_dataset_keys:
logger.log(
"\n{:} dataset : {:} {:}".format("-" * 15, dataset_key, "-" * 15)
)
dataset_info = checkpoint[dataset_key]
# logger.log('Network ==>\n{:}'.format( dataset_info['net_string'] ))
logger.log(
"Flops = {:} MB, Params = {:} MB".format(
dataset_info["flop"], dataset_info["param"]
)
)
logger.log("config : {:}".format(dataset_info["config"]))
logger.log(
"Training State (finish) = {:}".format(dataset_info["finish-train"])
)
last_epoch = dataset_info["total_epoch"] - 1
train_acc1es, train_acc5es = (
dataset_info["train_acc1es"],
dataset_info["train_acc5es"],
)
valid_acc1es, valid_acc5es = (
dataset_info["valid_acc1es"],
dataset_info["valid_acc5es"],
)
logger.log(
"Last Info : Train = Acc@1 {:.2f}% Acc@5 {:.2f}% Error@1 {:.2f}%, Test = Acc@1 {:.2f}% Acc@5 {:.2f}% Error@1 {:.2f}%".format(
train_acc1es[last_epoch],
train_acc5es[last_epoch],
100 - train_acc1es[last_epoch],
valid_acc1es[last_epoch],
valid_acc5es[last_epoch],
100 - valid_acc1es[last_epoch],
)
)
# measure elapsed time
seed_time.update(time.time() - start_time)
start_time = time.time()
need_time = "Time Left: {:}".format(
convert_secs2time(seed_time.avg * (len(seeds) - _is - 1), True)
)
logger.log(
"\n<<<***>>> The {:02d}/{:02d}-th seed is {:} <finish> other procedures need {:}".format(
_is, len(seeds), seed, need_time
)
)
logger.close()
def create_result_count(
used_seed: int,
dataset: Text,
arch_config: Dict[Text, Any],
results: Dict[Text, Any],
dataloader_dict: Dict[Text, Any],
) -> ResultsCount:
xresult = ResultsCount(
dataset,
results["net_state_dict"],
results["train_acc1es"],
results["train_losses"],
results["param"],
results["flop"],
arch_config,
used_seed,
results["total_epoch"],
None,
)
net_config = dict2config(
{
"name": "infer.tiny",
"C": arch_config["channel"],
"N": arch_config["num_cells"],
"genotype": CellStructure.str2structure(arch_config["arch_str"]),
"num_classes": arch_config["class_num"],
},
None,
)
if "train_times" in results: # new version
xresult.update_train_info(
results["train_acc1es"],
results["train_acc5es"],
results["train_losses"],
results["train_times"],
)
xresult.update_eval(results["valid_acc1es"], results["valid_losses"],
results["valid_times"])
else:
network = get_cell_based_tiny_net(net_config)
network.load_state_dict(xresult.get_net_param())
if dataset == "cifar10-valid":
xresult.update_OLD_eval("x-valid", results["valid_acc1es"],
results["valid_losses"])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict["{:}@{:}".format("cifar10", "test")],
network.cuda())
xresult.update_OLD_eval(
"ori-test",
{results["total_epoch"] - 1: top1},
{results["total_epoch"] - 1: loss},
)
xresult.update_latency(latencies)
elif dataset == "cifar10":
xresult.update_OLD_eval("ori-test", results["valid_acc1es"],
results["valid_losses"])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict["{:}@{:}".format(dataset, "test")],
network.cuda())
xresult.update_latency(latencies)
elif dataset == "cifar100" or dataset == "ImageNet16-120":
xresult.update_OLD_eval("ori-test", results["valid_acc1es"],
results["valid_losses"])
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict["{:}@{:}".format(dataset, "valid")],
network.cuda())
xresult.update_OLD_eval(
"x-valid",
{results["total_epoch"] - 1: top1},
{results["total_epoch"] - 1: loss},
)
loss, top1, top5, latencies = pure_evaluate(
dataloader_dict["{:}@{:}".format(dataset, "test")],
network.cuda())
xresult.update_OLD_eval(
"x-test",
{results["total_epoch"] - 1: top1},
{results["total_epoch"] - 1: loss},
)
xresult.update_latency(latencies)
else:
raise ValueError("invalid dataset name : {:}".format(dataset))
return xresult
