def main():
# ===> 获取配置文件参数
cfg = parse_args()
os.makedirs(cfg.train_options['checkpoint_save_dir'], exist_ok=True)
logger = get_logger('torchocr', log_file=os.path.join(cfg.train_options['checkpoint_save_dir'], 'train.log'))
# ===> 训练信息的打印
train_options = cfg.train_options
logger.info(cfg)
# ===>
to_use_device = torch.device(
train_options['device'] if torch.cuda.is_available() and ('cuda' in train_options['device']) else 'cpu')
set_random_seed(cfg['SEED'], 'cuda' in train_options['device'], deterministic=True)
# ===> build network
net = build_model(cfg['model'])
# ===> 模型初始化及模型部署到对应的设备
net.apply(weight_init)
# if torch.cuda.device_count() > 1:
net = nn.DataParallel(net)
net = net.to(to_use_device)
net.train()
# ===> get fine tune layers
params_to_train = get_fine_tune_params(net, train_options['fine_tune_stage'])
# ===> solver and lr scheduler
optimizer = build_optimizer(net.parameters(), cfg['optimizer'])
scheduler = build_scheduler(optimizer, cfg['lr_scheduler'])
# ===> whether to resume from checkpoint
resume_from = train_options['resume_from']
if resume_from:
net, _resumed_optimizer,global_state = load_checkpoint(net, resume_from, to_use_device, optimizer,
third_name=train_options['third_party_name'])
if _resumed_optimizer:
optimizer = _resumed_optimizer
logger.info(f'net resume from {resume_from}')
else:
global_state = {}
logger.info(f'net resume from scratch.')
# ===> loss function
loss_func = build_loss(cfg['loss'])
loss_func = loss_func.to(to_use_device)
with open(cfg.dataset.alphabet, 'r', encoding='utf-8') as file:
cfg.dataset.alphabet = ''.join([s.strip('\n') for s in file.readlines()])
# ===> data loader
cfg.dataset.train.dataset.alphabet = cfg.dataset.alphabet
train_loader = build_dataloader(cfg.dataset.train)
cfg.dataset.eval.dataset.alphabet = cfg.dataset.alphabet
eval_loader = build_dataloader(cfg.dataset.eval)
# ===> train
train(net, optimizer, scheduler, loss_func, train_loader, eval_loader, to_use_device, cfg, global_state, logger)
def main():
# ===> 获取配置文件参数
cfg = parse_args()
os.makedirs(cfg.train_options['checkpoint_save_dir'], exist_ok=True)
# ===> 训练信息的打印
logger = get_logger('torchocr', log_file=os.path.join(cfg.train_options['checkpoint_save_dir'], 'train.log'))
logger.info(cfg)
# ===>
train_options = cfg.train_options
to_use_device = torch.device(
train_options['device'] if torch.cuda.is_available() and ('cuda' in train_options['device']) else 'cpu')
set_random_seed(cfg['SEED'], 'cuda' in train_options['device'], deterministic=True)
# ===> build network
net = build_model(cfg['model'])
# ===> 模型部署到对应的设备
net = nn.DataParallel(net)
net = net.to(to_use_device)
# ===> 创建metric
metric = build_metric(cfg['metric'])
# ===> get fine tune layers
# params_to_train = get_fine_tune_params(net, train_options['fine_tune_stage'])
# ===> solver and lr scheduler
optimizer = build_optimizer(net.parameters(), cfg['optimizer'])
net.train()
net.module.model_dict['Teacher'].eval()
# ===> whether to resume from checkpoint
resume_from = train_options['resume_from']
if resume_from:
net, _resumed_optimizer, global_state = load_checkpoint(net, resume_from, to_use_device, optimizer)
if _resumed_optimizer:
optimizer = _resumed_optimizer
logger.info(f'net resume from {resume_from}')
else:
global_state = {}
logger.info(f'net resume from scratch.')
# ===> loss function
loss_func = build_loss(cfg['loss'])
loss_func = loss_func.to(to_use_device)
# ===> data loader
train_loader = build_dataloader(cfg.dataset.train)
eval_loader = build_dataloader(cfg.dataset.eval)
# ===> post_process
post_process = build_post_process(cfg['post_process'])
# ===> train
train(net, optimizer, loss_func, train_loader, eval_loader, to_use_device, cfg, global_state, logger, post_process,metric)
def main():
# ===> 获取配置文件参数
cfg = parse_args()
os.makedirs(cfg.train_options['checkpoint_save_dir'], exist_ok=True)
logger = get_logger('torchocr', log_file=os.path.join(cfg.train_options['checkpoint_save_dir'], 'train.log'))
# ===> 训练信息的打印
train_options = cfg.train_options
logger.info(cfg)
# ===>
to_use_device = torch.device(
train_options['device'] if torch.cuda.is_available() and ('cuda' in train_options['device']) else 'cpu')
set_random_seed(cfg['SEED'], 'cuda' in train_options['device'], deterministic=True)
# ===> build network
net = build_model(cfg['model'])
# ===> 模型初始化及模型部署到对应的设备
# net.apply(weight_init) # 使用 pretrained时，注释掉这句话
# if torch.cuda.device_count() > 1:
net = nn.DataParallel(net)
net = net.to(to_use_device)
net.train()
# ===> get fine tune layers
params_to_train = get_fine_tune_params(net, train_options['fine_tune_stage'])
# ===> solver and lr scheduler
optimizer = build_optimizer(net.parameters(), cfg['optimizer'])
# ===> whether to resume from checkpoint
resume_from = train_options['resume_from']
if resume_from:
net, current_epoch, _resumed_optimizer = load_checkpoint(net, resume_from, to_use_device, optimizer,
third_name=train_options['third_party_name'])
if _resumed_optimizer:
optimizer = _resumed_optimizer
logger.info(f'net resume from {resume_from}')
else:
current_epoch = 0
logger.info(f'net resume from scratch.')
# ===> loss function
loss_func = build_loss(cfg['loss'])
loss_func = loss_func.to(to_use_device)
# ===> data loader
train_loader = build_dataloader(cfg.dataset.train)
eval_loader = build_dataloader(cfg.dataset.eval)
# post_process
post_process = build_post_process(cfg['post_process'])
# ===> train
train(net, optimizer, loss_func, train_loader, eval_loader, to_use_device, cfg, current_epoch, logger, post_process)
def main():
# ===> 获取配置文件参数
parser = argparse.ArgumentParser(description='train')
parser.add_argument('--config',
type=str,
default='config/det.json',
help='train config file path')
cfg = parser.parse_args()
with open(cfg.config) as fin:
cfg = json.load(fin, object_hook=lambda d: SimpleNamespace(**d))
# cfg = parse_args()
os.makedirs(cfg.train_options.checkpoint_save_dir, exist_ok=True)
logger = get_logger('torchocr',
log_file=os.path.join(
cfg.train_options.checkpoint_save_dir,
'train.log'))
# ===> 训练信息的打印
train_options = cfg.train_options
logger.info(cfg)
# ===>
to_use_device = torch.device(
train_options.device if torch.cuda.is_available() and (
'cuda' in train_options.device) else 'cpu')
# set_random_seed(cfg.SEED, 'cuda' in train_options.device, deterministic=True)
# ===> build network
net = build_model(cfg.model)
# ===> 模型初始化及模型部署到对应的设备
# net.apply(weight_init) # 使用 pretrained时，注释掉这句话
# if torch.cuda.device_count() > 1:
net = nn.DataParallel(net)
net = net.to(to_use_device)
net.train()
# ===> get fine tune layers
params_to_train = get_fine_tune_params(net, train_options.fine_tune_stage)
# ===> solver and lr scheduler
optimizer = build_optimizer(net.parameters(), cfg.optimizer)
# ===> whether to resume from checkpoint
resume_from = train_options.resume_from
if resume_from:
net, _resumed_optimizer, global_state = load_checkpoint(
net,
resume_from,
to_use_device,
optimizer,
third_name=train_options.third_party_name)
if _resumed_optimizer:
optimizer = _resumed_optimizer
logger.info(f'net resume from {resume_from}')
else:
global_state = {}
logger.info(f'net resume from scratch.')
# ===> loss function
loss_func = build_loss(cfg.loss)
loss_func = loss_func.to(to_use_device)
# ===> data loader
train_loader = build_dataloader(cfg.dataset.train)
eval_loader = build_dataloader(cfg.dataset.eval)
# post_process
post_process = build_post_process(cfg.post_process)
# ===> train
train(net, optimizer, loss_func, train_loader, eval_loader, to_use_device,
cfg, global_state, logger, post_process)
model_dict = net.state_dict()
ckpt = torch.load(resume_from, map_location='cpu')
pretrained_dict = ckpt['state_dict']
# txt_file = os.path.join('test_results/', 'pretrainedmodel_state.txt')
# txt_f = open(txt_file, 'w')
# txt_f.write('############## Model Dict ################' + '\n')
# for j in model_dict:
# txt_f.write(str(j) +'\n' )
# # txt_f.write('############## Pretrained Dict ################' + '\n')
# # for k in pretrained_dict:
# # txt_f.write(str(k) +'\n')
# txt_f.close()
net, _, global_state = load_checkpoint(net, resume_from, to_use_device, _optimizers=None, third_name=train_options['third_party_name'])
# ===> loss function
loss_func = build_loss(cfg['loss'])
loss_func = loss_func.to(to_use_device)
# ===> data loader
train_loader = build_dataloader(cfg.dataset.train)
eval_loader = build_dataloader(cfg.dataset.eval)
# post_process
post_process = build_post_process(cfg['post_process'])
# ===> train
train(net, optimizer, loss_func, train_loader, eval_loader, to_use_device, cfg, global_state, logger, post_process)
def main():
# ===> 获取配置文件参数
# cfg = parse_args()
parser = argparse.ArgumentParser(description='train')
parser.add_argument('-c', '--config', type=str, default='config/recrbt3.json', help='train config file path')
args = parser.parse_args()
with open(args.config) as fin:
cfg = json.load(fin, object_hook=lambda d: SimpleNamespace(**d))
os.makedirs(cfg.train_options.checkpoint_save_dir, exist_ok=True)
logger = get_logger('torchocr', log_file=os.path.join(cfg.train_options.checkpoint_save_dir, 'train.log'))
# ===> 训练信息的打印
train_options = cfg.train_options
logger.info(cfg)
# ===>
# to_use_device = torch.device(
# train_options.device if torch.cuda.is_available() and ('cuda' in train_options.device) else 'cpu')
# set_random_seed(cfg.SEED, 'cuda' in train_options.device, deterministic=True)
# ===> build network
net = build_model(cfg.model)
# ===> 模型初始化及模型部署到对应的设备
# net.apply(weight_init)
# # if torch.cuda.device_count() > 1:
# net = nn.DataParallel(net)
# net = net.to(to_use_device)
net.train()
# ===> get fine tune layers
# params_to_train = get_fine_tune_params(net, train_options.fine_tune_stage)
# ===> solver and lr scheduler
optimizer = build_optimizer(net.parameters(), cfg.optimizer)
scheduler = build_scheduler(optimizer, cfg.lr_scheduler)
# ===> whether to resume from checkpoint
resume_from = train_options.resume_from
if resume_from:
net, _resumed_optimizer, global_state = load_checkpoint(net, resume_from, 0, optimizer,
third_name=train_options.third_party_name)
if _resumed_optimizer:
optimizer = _resumed_optimizer
logger.info(f'net resume from {resume_from}')
else:
global_state = {}
logger.info(f'net resume from scratch.')
# ===> loss function
loss_func = build_loss(cfg.loss)
#loss_func = loss_func.to(to_use_device)
if "dogclass.txt" in cfg.dataset.alphabet:
with open(cfg.dataset.alphabet, 'r', encoding='utf-8') as file:
cfg.dataset.alphabet = [s.strip('\n') for s in file.readlines()]
else:
with open(cfg.dataset.alphabet, 'r', encoding='utf-8') as file:
cfg.dataset.alphabet = ''.join([s.strip('\n') for s in file.readlines()])
# ===> data loader
cfg.dataset.train.dataset.alphabet = cfg.dataset.alphabet
train_loader = build_dataloader(cfg.dataset.train)
cfg.dataset.eval.dataset.alphabet = cfg.dataset.alphabet
eval_loader = build_dataloader(cfg.dataset.eval)
# ===> train
train(net, optimizer, scheduler, loss_func, train_loader, eval_loader, 0, cfg, global_state, logger)
