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main_train.py
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main_train.py
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import os
import sys
import argparse
import warnings
from utils.frequency import PoisonFre
import torch.optim as optim
import torch.backends.cudnn as cudnn
sys.path.append(os.path.dirname(os.path.abspath(os.path.dirname(__file__))))
from methods import set_model
from methods.base import CLTrainer
from utils.util import *
from loaders.diffaugment import set_aug_diff, PoisonAgent
parser = argparse.ArgumentParser(description='CTRL Training')
### dataloader
parser.add_argument('--data_path', default='~/data/')
parser.add_argument('--dataset', default='cifar10', choices=['cifar10', 'cifar100'])
parser.add_argument('--image_size', default = 32, type=int)
parser.add_argument('--disable_normalize', action='store_true', default=True)
parser.add_argument('--full_dataset', action='store_true', default=True)
parser.add_argument('--window_size', default = 32, type=int)
parser.add_argument('--eval_batch_size', default = 512, type=int)
parser.add_argument('--num_workers', default=4, type=int)
### training
parser.add_argument('--arch', default='resnet18', type=str, choices=['resnet18', 'resnet50', 'resnet101', 'shufflenet', 'mobilenet', 'squeezenet'])
parser.add_argument('--method', default = 'simclr', choices=['simclr', 'byol'])
parser.add_argument('--batch_size', default = 512, type=int)
parser.add_argument('--epochs', default = 1000, type=int)
parser.add_argument('--start_epoch', default = 0, type=int)
parser.add_argument('--remove', default = 'none', choices=['crop', 'flip', 'color', 'gray', 'none'])
parser.add_argument('--poisoning', action='store_true', default=False)
parser.add_argument('--update_model', action='store_true', default=False)
parser.add_argument('--contrastive', action='store_true', default=False)
parser.add_argument('--knn_eval_freq', default=1, type=int)
parser.add_argument('--distill_freq', default=5, type=int)
parser.add_argument('--saved_path', default='none', type=str)
parser.add_argument('--mode', default='normal', choices=['normal', 'frequency'])
## ssl setting
parser.add_argument('--temp', default=0.5, type=float)
parser.add_argument('--lr', default=0.06, type=float)
parser.add_argument('--wd', default=5e-4, type=float)
parser.add_argument('--cos', action='store_true', default=True)
parser.add_argument('--byol-m', default=0.996, type=float)
###poisoning
parser.add_argument('--poisonkey', default=7777, type=int)
parser.add_argument('--target_class', default=0, type=int)
parser.add_argument('--poison_ratio', default = 0.01, type=float)
parser.add_argument('--pin_memory', action='store_true', default=False)
parser.add_argument('--select', action='store_true', default=False)
parser.add_argument('--reverse', action='store_true', default=False)
parser.add_argument('--trigger_position', nargs ='+', type=int)
parser.add_argument('--magnitude', default = 100.0, type=float)
parser.add_argument('--trigger_size', default=5, type=int)
parser.add_argument('--channel', nargs ='+', type=int)
parser.add_argument('--threat_model', default='our', choices=['our'])
parser.add_argument('--loss_alpha', default = 2.0, type=float)
parser.add_argument('--strength', default= 1.0, type=float) ### augmentation strength
###logging
parser.add_argument('--log_path', default='Experiments', type=str, help='path to save log')
parser.add_argument('--poison_knn_eval_freq', default=5, type=int)
parser.add_argument('--poison_knn_eval_freq_iter', default=1, type=int)
parser.add_argument('--debug', action='store_true', default=False)
parser.add_argument('--trial', default='0', type=str)
###others
parser.add_argument('--distributed', action='store_true',
help='distributed training')
parser.add_argument('--gpu', default= None, type=int,
help='GPU id to use.')
parser.add_argument('--seed', default=None, type=int,
help='seed for initializing training. ')
args = parser.parse_args()
# for Logging
if args.debug: #### in the debug setting
args.saved_path = os.path.join("./{}/test".format(args.log_path))
else:
if args.trial == 'clean':
args.saved_path = os.path.join(
"./{}/{}-{}_{}-{}".format(args.log_path, args.dataset, args.method, args.arch, args.trial))
else:
args.saved_path = os.path.join("./{}/{}-{}-{}-{}-{}-{}-{}-{}-{}-{}".format(args.log_path, args.dataset, args.method, args.arch, args.poison_ratio, args.magnitude, args.batch_size, args.lr, args.select, args.threat_model, args.trial))
if not os.path.exists(args.saved_path):
os.makedirs(args.saved_path)
# tb_logger = tb_logger.Logger(logdir=args.saved_path, flush_secs=2)
def main():
print(args.saved_path)
if args.seed is not None:
random.seed(args.seed)
torch.manual_seed(args.seed)
cudnn.deterministic = True
warnings.warn('You have chosen to seed training. '
'This will turn on the CUDNN deterministic setting, '
'which can slow down your training considerably! '
'You may see unexpected behavior when restarting '
'from checkpoints.')
if args.gpu is not None:
warnings.warn('You have chosen a specific GPU. This will completely '
'disable data parallelism.')
main_worker(args.gpu, args)
def main_worker(gpu, args):
args.gpu = gpu
if args.gpu is not None:
print("Use GPU: {} for training".format(args.gpu))
# create model
print("=> creating cnn model '{}'".format(args.arch))
model = set_model(args)
# constrcut trainer
trainer = CLTrainer(args)
torch.cuda.set_device(args.gpu)
model = model.cuda(args.gpu)
# create data loader
train_loader, train_sampler, train_dataset, ft_loader, ft_sampler, test_loader, test_dataset, memory_loader, train_transform, ft_transform, test_transform = set_aug_diff(args)
# create poisoning dataset
if args.poisoning:
poison_frequency_agent = PoisonFre(args, args.size, args.channel, args.window_size, args.trigger_position, False, True)
poison = PoisonAgent(args, poison_frequency_agent, train_dataset, test_dataset, memory_loader, args.magnitude)
# create optimizer
optimizer = optim.SGD(model.parameters(),
lr=args.lr,
momentum=0.9,
weight_decay=args.wd)
# Train
if args.mode == 'normal':
trainer.train(model, optimizer, train_loader, test_loader, memory_loader, train_sampler, train_transform)
elif args.mode == 'frequency':
trainer.train_freq(model, optimizer, train_transform, poison)
raise NotImplementedError
if __name__ == '__main__':
main()