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Update NATS-Bench (sss version 1.0)

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D-X-Y
2020-08-28 06:02:35 +00:00
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##############################################################################
# NATS-Bench: Benchmarking NAS algorithms for Architecture Topology and Size #
##############################################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2020.07 #
##############################################################################
# This file is used to re-orangize all checkpoints (created by main-sss.py) #
# into a single benchmark file. Besides, for each trial, we will merge the #
# information of all its trials into a single file. #
# #
# Usage: #
# python exps/NATS-Bench/sss-collect.py #
##############################################################################
import os, re, sys, time, argparse, collections
import numpy as np
import torch
from tqdm import tqdm
from pathlib import Path
from collections import defaultdict, OrderedDict
from typing import Dict, Any, Text, List
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from log_utils import AverageMeter, time_string, convert_secs2time
from config_utils import dict2config
from models import CellStructure, get_cell_based_tiny_net
from nas_201_api import ArchResults, ResultsCount
from procedures import bench_pure_evaluate as pure_evaluate, get_nas_bench_loaders
from utils import get_md5_file
def account_one_arch(arch_index: int, arch_str: Text, checkpoints: List[Text], datasets: List[Text]) -> ArchResults:
information = ArchResults(arch_index, arch_str)
for checkpoint_path in checkpoints:
try:
checkpoint = torch.load(checkpoint_path, map_location='cpu')
except:
raise ValueError('This checkpoint failed to be loaded : {:}'.format(checkpoint_path))
used_seed = checkpoint_path.name.split('-')[-1].split('.')[0]
ok_dataset = 0
for dataset in datasets:
if dataset not in checkpoint:
print('Can not find {:} in arch-{:} from {:}'.format(dataset, arch_index, checkpoint_path))
continue
else:
ok_dataset += 1
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 = {'name': 'infer.shape.tiny', 'channels': arch_str, 'arch_str': arch_str,
'genotype': results['arch_config']['genotype'],
'class_num': results['arch_config']['num_classes']}
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)
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'])
information.update(dataset, int(used_seed), xresult)
if ok_dataset < len(datasets): raise ValueError('{:} does find enought data : {:} vs {:}'.format(checkpoint_path, ok_dataset, len(datasets)))
return information
def correct_time_related_info(hp2info: Dict[Text, ArchResults]):
# calibrate the latency based on the number of epochs = 01, since they are trained on the same machine.
x1 = hp2info['01'].get_metrics('cifar10-valid', 'x-valid')['all_time'] / 98
x2 = hp2info['01'].get_metrics('cifar10-valid', 'ori-test')['all_time'] / 40
cifar010_latency = (x1 + x2) / 2
for hp, arch_info in hp2info.items():
arch_info.reset_latency('cifar10-valid', None, cifar010_latency)
arch_info.reset_latency('cifar10', None, cifar010_latency)
# hp2info['01'].get_latency('cifar10')
x1 = hp2info['01'].get_metrics('cifar100', 'ori-test')['all_time'] / 40
x2 = hp2info['01'].get_metrics('cifar100', 'x-test')['all_time'] / 20
x3 = hp2info['01'].get_metrics('cifar100', 'x-valid')['all_time'] / 20
cifar100_latency = (x1 + x2 + x3) / 3
for hp, arch_info in hp2info.items():
arch_info.reset_latency('cifar100', None, cifar100_latency)
x1 = hp2info['01'].get_metrics('ImageNet16-120', 'ori-test')['all_time'] / 24
x2 = hp2info['01'].get_metrics('ImageNet16-120', 'x-test')['all_time'] / 12
x3 = hp2info['01'].get_metrics('ImageNet16-120', 'x-valid')['all_time'] / 12
image_latency = (x1 + x2 + x3) / 3
for hp, arch_info in hp2info.items():
arch_info.reset_latency('ImageNet16-120', None, image_latency)
# CIFAR10 VALID
train_per_epoch_time = list(hp2info['01'].query('cifar10-valid', 777).train_times.values())
train_per_epoch_time = sum(train_per_epoch_time) / len(train_per_epoch_time)
eval_ori_test_time, eval_x_valid_time = [], []
for key, value in hp2info['01'].query('cifar10-valid', 777).eval_times.items():
if key.startswith('ori-test@'):
eval_ori_test_time.append(value)
elif key.startswith('x-valid@'):
eval_x_valid_time.append(value)
else: raise ValueError('-- {:} --'.format(key))
eval_ori_test_time = sum(eval_ori_test_time) / len(eval_ori_test_time)
eval_x_valid_time = sum(eval_x_valid_time) / len(eval_x_valid_time)
for hp, arch_info in hp2info.items():
arch_info.reset_pseudo_train_times('cifar10-valid', None, train_per_epoch_time)
arch_info.reset_pseudo_eval_times('cifar10-valid', None, 'x-valid', eval_x_valid_time)
arch_info.reset_pseudo_eval_times('cifar10-valid', None, 'ori-test', eval_ori_test_time)
# CIFAR10
train_per_epoch_time = list(hp2info['01'].query('cifar10', 777).train_times.values())
train_per_epoch_time = sum(train_per_epoch_time) / len(train_per_epoch_time)
eval_ori_test_time = []
for key, value in hp2info['01'].query('cifar10', 777).eval_times.items():
if key.startswith('ori-test@'):
eval_ori_test_time.append(value)
else: raise ValueError('-- {:} --'.format(key))
eval_ori_test_time = sum(eval_ori_test_time) / len(eval_ori_test_time)
for hp, arch_info in hp2info.items():
arch_info.reset_pseudo_train_times('cifar10', None, train_per_epoch_time)
arch_info.reset_pseudo_eval_times('cifar10', None, 'ori-test', eval_ori_test_time)
# CIFAR100
train_per_epoch_time = list(hp2info['01'].query('cifar100', 777).train_times.values())
train_per_epoch_time = sum(train_per_epoch_time) / len(train_per_epoch_time)
eval_ori_test_time, eval_x_valid_time, eval_x_test_time = [], [], []
for key, value in hp2info['01'].query('cifar100', 777).eval_times.items():
if key.startswith('ori-test@'):
eval_ori_test_time.append(value)
elif key.startswith('x-valid@'):
eval_x_valid_time.append(value)
elif key.startswith('x-test@'):
eval_x_test_time.append(value)
else: raise ValueError('-- {:} --'.format(key))
eval_ori_test_time = sum(eval_ori_test_time) / len(eval_ori_test_time)
eval_x_valid_time = sum(eval_x_valid_time) / len(eval_x_valid_time)
eval_x_test_time = sum(eval_x_test_time) / len(eval_x_test_time)
for hp, arch_info in hp2info.items():
arch_info.reset_pseudo_train_times('cifar100', None, train_per_epoch_time)
arch_info.reset_pseudo_eval_times('cifar100', None, 'x-valid', eval_x_valid_time)
arch_info.reset_pseudo_eval_times('cifar100', None, 'x-test', eval_x_test_time)
arch_info.reset_pseudo_eval_times('cifar100', None, 'ori-test', eval_ori_test_time)
# ImageNet16-120
train_per_epoch_time = list(hp2info['01'].query('ImageNet16-120', 777).train_times.values())
train_per_epoch_time = sum(train_per_epoch_time) / len(train_per_epoch_time)
eval_ori_test_time, eval_x_valid_time, eval_x_test_time = [], [], []
for key, value in hp2info['01'].query('ImageNet16-120', 777).eval_times.items():
if key.startswith('ori-test@'):
eval_ori_test_time.append(value)
elif key.startswith('x-valid@'):
eval_x_valid_time.append(value)
elif key.startswith('x-test@'):
eval_x_test_time.append(value)
else: raise ValueError('-- {:} --'.format(key))
eval_ori_test_time = sum(eval_ori_test_time) / len(eval_ori_test_time)
eval_x_valid_time = sum(eval_x_valid_time) / len(eval_x_valid_time)
eval_x_test_time = sum(eval_x_test_time) / len(eval_x_test_time)
for hp, arch_info in hp2info.items():
arch_info.reset_pseudo_train_times('ImageNet16-120', None, train_per_epoch_time)
arch_info.reset_pseudo_eval_times('ImageNet16-120', None, 'x-valid', eval_x_valid_time)
arch_info.reset_pseudo_eval_times('ImageNet16-120', None, 'x-test', eval_x_test_time)
arch_info.reset_pseudo_eval_times('ImageNet16-120', None, 'ori-test', eval_ori_test_time)
return hp2info
def simplify(save_dir, save_name, nets, total):
hps, seeds = ['01', '12', '90'], 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()
for index in tqdm(range(total)):
arch_str = nets[index]
hp2info = OrderedDict()
full_save_path = full_save_dir / '{:06d}.npy'.format(index)
simple_save_path = simple_save_dir / '{:06d}.npy'.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)
hp2info[hp] = arch_info
hp2info = correct_time_related_info(hp2info)
evaluated_indexes.add(index)
hp2info['01'].clear_params() # to save some spaces...
to_save_data = OrderedDict({'01': hp2info['01'].state_dict(),
'12': hp2info['12'].state_dict(),
'90': hp2info['90'].state_dict()})
np.save(str(full_save_path), to_save_data)
for hp in hps: hp2info[hp].clear_params()
to_save_data = OrderedDict({'01': hp2info['01'].state_dict(),
'12': hp2info['12'].state_dict(),
'90': hp2info['90'].state_dict()})
np.save(str(simple_save_path), to_save_data)
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 / '{:}.npy'.format(save_name)
np.save(str(save_file_name), final_infos)
import pdb; pdb.set_trace()
print ('Save {:} / {:} architecture results into {:}.'.format(len(evaluated_indexes), total, save_file_name))
def traverse_net(candidates: List[int], N: int):
nets = ['']
for i in range(N):
new_nets = []
for net in nets:
for C in candidates:
new_nets.append(str(C) if net == '' else "{:}:{:}".format(net,C))
nets = new_nets
return nets
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='NATS-Bench (size search space)', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--base_save_dir', type=str, default='./output/NATS-Bench-size', help='The base-name of folder to save checkpoints and log.')
parser.add_argument('--candidateC' , type=int, nargs='+', default=[8, 16, 24, 32, 40, 48, 56, 64], help='.')
parser.add_argument('--num_layers' , type=int, default=5, help='The number of layers in a network.')
parser.add_argument('--check_N' , type=int, default=32768, help='For safety.')
parser.add_argument('--save_name' , type=str, default='process', help='The save directory.')
args = parser.parse_args()
nets = traverse_net(args.candidateC, args.num_layers)
if len(nets) != args.check_N:
raise ValueError('Pre-num-check failed : {:} vs {:}'.format(len(nets), args.check_N))
save_dir = Path(args.base_save_dir)
simplify(save_dir, args.save_name, nets, args.check_N)