def simplify(save_dir, save_name, nets, total, sup_config):
dataloader_dict = get_nas_bench_loaders(6)
hps, seeds = ['12', '200'], set()
for hp in hps:
sub_save_dir = save_dir / 'raw-data-{:}'.format(hp)
ckps = sorted(list(sub_save_dir.glob('arch-*-seed-*.pth')))
seed2names = defaultdict(list)
for ckp in ckps:
parts = re.split('-|\.', ckp.name)
seed2names[parts[3]].append(ckp.name)
print('DIR : {:}'.format(sub_save_dir))
nums = []
for seed, xlist in seed2names.items():
seeds.add(seed)
nums.append(len(xlist))
print(' [seed={:}] there are {:} checkpoints.'.format(seed, len(xlist)))
assert len(nets) == total == max(nums), 'there are some missed files : {:} vs {:}'.format(max(nums), total)
print('{:} start simplify the checkpoint.'.format(time_string()))
datasets = ('cifar10-valid', 'cifar10', 'cifar100', 'ImageNet16-120')
# Create the directory to save the processed data
# full_save_dir contains all benchmark files with trained weights.
# simplify_save_dir contains all benchmark files without trained weights.
full_save_dir = save_dir / (save_name + '-FULL')
simple_save_dir = save_dir / (save_name + '-SIMPLIFY')
full_save_dir.mkdir(parents=True, exist_ok=True)
simple_save_dir.mkdir(parents=True, exist_ok=True)
# all data in memory
arch2infos, evaluated_indexes = dict(), set()
end_time, arch_time = time.time(), AverageMeter()
# save the meta information
temp_final_infos = {'meta_archs' : nets,
'total_archs': total,
'arch2infos' : None,
'evaluated_indexes': set()}
pickle_save(temp_final_infos, str(full_save_dir / 'meta.pickle'))
pickle_save(temp_final_infos, str(simple_save_dir / 'meta.pickle'))
for index in tqdm(range(total)):
arch_str = nets[index]
hp2info = OrderedDict()
full_save_path = full_save_dir / '{:06d}.pickle'.format(index)
simple_save_path = simple_save_dir / '{:06d}.pickle'.format(index)
for hp in hps:
sub_save_dir = save_dir / 'raw-data-{:}'.format(hp)
ckps = [sub_save_dir / 'arch-{:06d}-seed-{:}.pth'.format(index, seed) for seed in seeds]
ckps = [x for x in ckps if x.exists()]
if len(ckps) == 0:
raise ValueError('Invalid data : index={:}, hp={:}'.format(index, hp))
arch_info = account_one_arch(index, arch_str, ckps, datasets, dataloader_dict)
hp2info[hp] = arch_info
hp2info = correct_time_related_info(index, hp2info)
evaluated_indexes.add(index)
to_save_data = OrderedDict({'12': hp2info['12'].state_dict(),
'200': hp2info['200'].state_dict()})
pickle_save(to_save_data, str(full_save_path))
for hp in hps: hp2info[hp].clear_params()
to_save_data = OrderedDict({'12': hp2info['12'].state_dict(),
'200': hp2info['200'].state_dict()})
pickle_save(to_save_data, str(simple_save_path))
arch2infos[index] = to_save_data
# measure elapsed time
arch_time.update(time.time() - end_time)
end_time = time.time()
need_time = '{:}'.format(convert_secs2time(arch_time.avg * (total-index-1), True))
# print('{:} {:06d}/{:06d} : still need {:}'.format(time_string(), index, total, need_time))
print('{:} {:} done.'.format(time_string(), save_name))
final_infos = {'meta_archs' : nets,
'total_archs': total,
'arch2infos' : arch2infos,
'evaluated_indexes': evaluated_indexes}
save_file_name = save_dir / '{:}.pickle'.format(save_name)
pickle_save(final_infos, str(save_file_name))
# move the benchmark file to a new path
hd5sum = get_md5_file(str(save_file_name) + '.pbz2')
hd5_file_name = save_dir / '{:}-{:}.pickle.pbz2'.format(NATS_TSS_BASE_NAME, hd5sum)
shutil.move(str(save_file_name) + '.pbz2', hd5_file_name)
print('Save {:} / {:} architecture results into {:} -> {:}.'.format(len(evaluated_indexes), total, save_file_name, hd5_file_name))
# move the directory to a new path
hd5_full_save_dir = save_dir / '{:}-{:}-full'.format(NATS_TSS_BASE_NAME, hd5sum)
hd5_simple_save_dir = save_dir / '{:}-{:}-simple'.format(NATS_TSS_BASE_NAME, hd5sum)
shutil.move(full_save_dir, hd5_full_save_dir)
shutil.move(simple_save_dir, hd5_simple_save_dir)
def simplify(save_dir, meta_file, basestr, target_dir):
meta_infos = torch.load(meta_file, map_location="cpu")
meta_archs = meta_infos["archs"] # a list of architecture strings
meta_num_archs = meta_infos["total"]
assert meta_num_archs == len(
meta_archs), "invalid number of archs : {:} vs {:}".format(
meta_num_archs, len(meta_archs))
sub_model_dirs = sorted(list(save_dir.glob("*-*-{:}".format(basestr))))
print("{:} find {:} directories used to save checkpoints".format(
time_string(), len(sub_model_dirs)))
subdir2archs, num_evaluated_arch = collections.OrderedDict(), 0
num_seeds = defaultdict(lambda: 0)
for index, sub_dir in enumerate(sub_model_dirs):
xcheckpoints = list(sub_dir.glob("arch-*-seed-*.pth"))
arch_indexes = set()
for checkpoint in xcheckpoints:
temp_names = checkpoint.name.split("-")
assert (len(temp_names) == 4 and temp_names[0] == "arch"
and temp_names[2]
== "seed"), "invalid checkpoint name : {:}".format(
checkpoint.name)
arch_indexes.add(temp_names[1])
subdir2archs[sub_dir] = sorted(list(arch_indexes))
num_evaluated_arch += len(arch_indexes)
# count number of seeds for each architecture
for arch_index in arch_indexes:
num_seeds[len(
list(sub_dir.glob(
"arch-{:}-seed-*.pth".format(arch_index))))] += 1
print(
"{:} There are {:5d} architectures that have been evaluated ({:} in total)."
.format(time_string(), num_evaluated_arch, meta_num_archs))
for key in sorted(list(num_seeds.keys())):
print(
"{:} There are {:5d} architectures that are evaluated {:} times.".
format(time_string(), num_seeds[key], key))
dataloader_dict = get_nas_bench_loaders(6)
to_save_simply = save_dir / "simplifies"
to_save_allarc = save_dir / "simplifies" / "architectures"
if not to_save_simply.exists():
to_save_simply.mkdir(parents=True, exist_ok=True)
if not to_save_allarc.exists():
to_save_allarc.mkdir(parents=True, exist_ok=True)
assert (save_dir /
target_dir) in subdir2archs, "can not find {:}".format(target_dir)
arch2infos, datasets = {}, (
"cifar10-valid",
"cifar10",
"cifar100",
"ImageNet16-120",
)
evaluated_indexes = set()
target_full_dir = save_dir / target_dir
target_less_dir = save_dir / "{:}-LESS".format(target_dir)
arch_indexes = subdir2archs[target_full_dir]
num_seeds = defaultdict(lambda: 0)
end_time = time.time()
arch_time = AverageMeter()
for idx, arch_index in enumerate(arch_indexes):
checkpoints = list(
target_full_dir.glob("arch-{:}-seed-*.pth".format(arch_index)))
ckps_less = list(
target_less_dir.glob("arch-{:}-seed-*.pth".format(arch_index)))
# create the arch info for each architecture
try:
arch_info_full = account_one_arch(
arch_index,
meta_archs[int(arch_index)],
checkpoints,
datasets,
dataloader_dict,
)
arch_info_less = account_one_arch(
arch_index,
meta_archs[int(arch_index)],
ckps_less,
datasets,
dataloader_dict,
)
num_seeds[len(checkpoints)] += 1
except:
print("Loading {:} failed, : {:}".format(arch_index, checkpoints))
continue
assert (int(arch_index) not in evaluated_indexes
), "conflict arch-index : {:}".format(arch_index)
assert (0 <= int(arch_index) < len(meta_archs)
), "invalid arch-index {:} (not found in meta_archs)".format(
arch_index)
arch_info = {"full": arch_info_full, "less": arch_info_less}
evaluated_indexes.add(int(arch_index))
arch2infos[int(arch_index)] = arch_info
# to correct the latency and training_time info.
arch_info_full, arch_info_less = correct_time_related_info(
int(arch_index), arch_info_full, arch_info_less)
to_save_data = OrderedDict(full=arch_info_full.state_dict(),
less=arch_info_less.state_dict())
torch.save(to_save_data,
to_save_allarc / "{:}-FULL.pth".format(arch_index))
arch_info["full"].clear_params()
arch_info["less"].clear_params()
torch.save(to_save_data,
to_save_allarc / "{:}-SIMPLE.pth".format(arch_index))
# measure elapsed time
arch_time.update(time.time() - end_time)
end_time = time.time()
need_time = "{:}".format(
convert_secs2time(arch_time.avg * (len(arch_indexes) - idx - 1),
True))
print("{:} {:} [{:03d}/{:03d}] : {:} still need {:}".format(
time_string(), target_dir, idx, len(arch_indexes), arch_index,
need_time))
# measure time
xstrs = [
"{:}:{:03d}".format(key, num_seeds[key])
for key in sorted(list(num_seeds.keys()))
]
print("{:} {:} done : {:}".format(time_string(), target_dir, xstrs))
final_infos = {
"meta_archs": meta_archs,
"total_archs": meta_num_archs,
"basestr": basestr,
"arch2infos": arch2infos,
"evaluated_indexes": evaluated_indexes,
}
save_file_name = to_save_simply / "{:}.pth".format(target_dir)
torch.save(final_infos, save_file_name)
print("Save {:} / {:} architecture results into {:}.".format(
len(evaluated_indexes), meta_num_archs, save_file_name))
