test.py

import os
from config import cfg
import argparse
from datasets import make_dataloader
from model import make_model
from processor import do_inference
from utils.logger import setup_logger


if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="ReID Baseline Training")
    parser.add_argument(
        "--config_file", default="", help="path to config file", type=str
    )
    parser.add_argument(
        "opts",
        help="Modify config options using the command-line",
        default=None,
        nargs=argparse.REMAINDER,
    )

    args = parser.parse_args()

    if args.config_file != "":
        cfg.merge_from_file(args.config_file)
    cfg.merge_from_list(args.opts)
    cfg.freeze()

    output_dir = cfg.OUTPUT_DIR
    if output_dir and not os.path.exists(output_dir):
        os.makedirs(output_dir)

    logger = setup_logger("tat", output_dir, if_train=False)
    logger.info(args)

    if args.config_file != "":
        logger.info("Loaded configuration file {}".format(args.config_file))
        with open(args.config_file, "r") as cf:
            config_str = "\n" + cf.read()
            logger.info(config_str)
    logger.info("Running with config:\n{}".format(cfg))

    os.environ["CUDA_VISIBLE_DEVICES"] = cfg.MODEL.DEVICE_ID

    (
        train_loader,
        train_loader_normal,
        val_loader,
        num_query,
        num_classes,
        camera_num,
        view_num,
    ) = make_dataloader(cfg)

    model = make_model(
        cfg, num_class=num_classes, camera_num=camera_num, view_num=view_num
    )
    model.load_param(cfg.TEST.WEIGHT)

    if cfg.DATASETS.NAMES == "VehicleID":
        for trial in range(10):
            (
                train_loader,
                train_loader_normal,
                val_loader,
                num_query,
                num_classes,
                camera_num,
                view_num,
            ) = make_dataloader(cfg)
            rank_1, rank5 = do_inference(cfg, model, val_loader, num_query)
            if trial == 0:
                all_rank_1 = rank_1
                all_rank_5 = rank5
            else:
                all_rank_1 = all_rank_1 + rank_1
                all_rank_5 = all_rank_5 + rank5

            logger.info(
                "rank_1:{}, rank_5 {} : trial : {}".format(rank_1, rank5, trial)
            )
        logger.info(
            "sum_rank_1:{:.1%}, sum_rank_5 {:.1%}".format(
                all_rank_1.sum() / 10.0, all_rank_5.sum() / 10.0
            )
        )
    else:
        do_inference(cfg, model, val_loader, num_query)