예제 #1
0
def main(args):
    load_config(cfg, args.config)
    local_rank = -1
    torch.backends.cudnn.enabled = True
    torch.backends.cudnn.benchmark = True
    cfg.defrost()
    timestr = datetime.datetime.now().__format__("%Y%m%d%H%M%S")
    cfg.save_dir = os.path.join(cfg.save_dir, timestr)
    mkdir(local_rank, cfg.save_dir)
    logger = NanoDetLightningLogger(cfg.save_dir)

    assert args.task in ["val", "test"]
    cfg.update({"test_mode": args.task})

    logger.info("Setting up data...")
    val_dataset = build_dataset(cfg.data.val, args.task)
    val_dataloader = torch.utils.data.DataLoader(
        val_dataset,
        batch_size=cfg.device.batchsize_per_gpu,
        shuffle=False,
        num_workers=cfg.device.workers_per_gpu,
        pin_memory=True,
        collate_fn=naive_collate,
        drop_last=False,
    )
    evaluator = build_evaluator(cfg.evaluator, val_dataset)

    logger.info("Creating model...")
    task = TrainingTask(cfg, evaluator)

    ckpt = torch.load(args.model)
    if "pytorch-lightning_version" not in ckpt:
        warnings.warn(
            "Warning! Old .pth checkpoint is deprecated. "
            "Convert the checkpoint with tools/convert_old_checkpoint.py ")
        ckpt = convert_old_model(ckpt)
    task.load_state_dict(ckpt["state_dict"])

    if cfg.device.gpu_ids == -1:
        logger.info("Using CPU training")
        accelerator, devices = "cpu", None
    else:
        accelerator, devices = "gpu", cfg.device.gpu_ids

    trainer = pl.Trainer(
        default_root_dir=cfg.save_dir,
        accelerator=accelerator,
        devices=devices,
        log_every_n_steps=cfg.log.interval,
        num_sanity_val_steps=0,
        logger=logger,
    )
    logger.info("Starting testing...")
    trainer.test(task, val_dataloader)
예제 #2
0
def main(args):
    warnings.warn(
        'Warning! Old testing code is deprecated and will be deleted '
        'in next version. Please use tools/test.py')
    load_config(cfg, args.config)
    local_rank = -1
    torch.backends.cudnn.enabled = True
    torch.backends.cudnn.benchmark = True
    cfg.defrost()
    timestr = datetime.datetime.now().__format__('%Y%m%d%H%M%S')
    cfg.save_dir = os.path.join(cfg.save_dir, timestr)
    cfg.freeze()
    mkdir(local_rank, cfg.save_dir)
    logger = Logger(local_rank, cfg.save_dir)

    logger.log('Creating model...')
    model = build_model(cfg.model)

    logger.log('Setting up data...')
    val_dataset = build_dataset(cfg.data.val, args.task)
    val_dataloader = torch.utils.data.DataLoader(
        val_dataset,
        batch_size=cfg.device.batchsize_per_gpu,
        shuffle=False,
        num_workers=cfg.device.workers_per_gpu,
        pin_memory=True,
        collate_fn=collate_function,
        drop_last=True)
    trainer = build_trainer(local_rank, cfg, model, logger)
    cfg.schedule.update({'load_model': args.model})
    trainer.load_model(cfg)
    evaluator = build_evaluator(cfg, val_dataset)
    logger.log('Starting testing...')
    with torch.no_grad():
        results, val_loss_dict = trainer.run_epoch(0,
                                                   val_dataloader,
                                                   mode=args.task)
    if args.task == 'test':
        res_json = evaluator.results2json(results)
        json_path = os.path.join(cfg.save_dir,
                                 'results{}.json'.format(timestr))
        json.dump(res_json, open(json_path, 'w'))
    elif args.task == 'val':
        eval_results = evaluator.evaluate(results,
                                          cfg.save_dir,
                                          rank=local_rank)
        if args.save_result:
            txt_path = os.path.join(cfg.save_dir,
                                    "eval_results{}.txt".format(timestr))
            with open(txt_path, "a") as f:
                for k, v in eval_results.items():
                    f.write("{}: {}\n".format(k, v))
예제 #3
0
def main(args):
    load_config(cfg, args.config)
    local_rank = -1
    torch.backends.cudnn.enabled = True
    torch.backends.cudnn.benchmark = True
    cfg.defrost()
    timestr = datetime.datetime.now().__format__('%Y%m%d%H%M%S')
    cfg.save_dir = os.path.join(cfg.save_dir, timestr)
    mkdir(local_rank, cfg.save_dir)
    logger = Logger(local_rank, cfg.save_dir)

    assert args.task in ['val', 'test']
    cfg.update({'test_mode': args.task})

    logger.log('Setting up data...')
    val_dataset = build_dataset(cfg.data.val, args.task)
    val_dataloader = torch.utils.data.DataLoader(
        val_dataset,
        batch_size=cfg.device.batchsize_per_gpu,
        shuffle=False,
        num_workers=cfg.device.workers_per_gpu,
        pin_memory=True,
        collate_fn=collate_function,
        drop_last=True)
    evaluator = build_evaluator(cfg, val_dataset)

    logger.log('Creating model...')
    task = TrainingTask(cfg, evaluator)

    ckpt = torch.load(args.model)
    if 'pytorch-lightning_version' not in ckpt:
        warnings.warn(
            'Warning! Old .pth checkpoint is deprecated. '
            'Convert the checkpoint with tools/convert_old_checkpoint.py ')
        ckpt = convert_old_model(ckpt)
    task.load_state_dict(ckpt['state_dict'])

    trainer = pl.Trainer(
        default_root_dir=cfg.save_dir,
        gpus=cfg.device.gpu_ids,
        accelerator='ddp',
        log_every_n_steps=cfg.log.interval,
        num_sanity_val_steps=0,
    )
    logger.log('Starting testing...')
    trainer.test(task, val_dataloader)