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# ------------------------------------------------------------------------------
# pose.pytorch
# Copyright (c) 2018-present Microsoft
# Licensed under The Apache-2.0 License [see LICENSE for details]
# Written by Bin Xiao (Bin.Xiao@microsoft.com)
# ------------------------------------------------------------------------------
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import argparse
import os
import pprint
import torch
import torch.nn.parallel
import torch.backends.cudnn as cudnn
import torch.optim
import torch.utils.data
import torch.utils.data.distributed
import torchvision.transforms as transforms
import _init_paths
from config import cfg
from config import update_config
from core.loss import JointsMSELoss
from core.function import validate
from utils.utils import create_logger
import dataset
import models
def parse_args():
parser = argparse.ArgumentParser(description='Train keypoints network')
# general
parser.add_argument('--cfg',
help='experiment configure file name',
required=True,
type=str)
parser.add_argument('opts',
help="Modify config options using the command-line",
default=None,
nargs=argparse.REMAINDER)
parser.add_argument('--modelDir',
help='model directory',
type=str,
default='')
parser.add_argument('--logDir',
help='log directory',
type=str,
default='')
parser.add_argument('--dataDir',
help='data directory',
type=str,
default='')
parser.add_argument('--prevModelDir',
help='prev Model directory',
type=str,
default='')
args = parser.parse_args()
return args
def main():
args = parse_args()
update_config(cfg, args)
logger, final_output_dir, tb_log_dir = create_logger(
cfg, args.cfg, 'valid')
logger.info(pprint.pformat(args))
logger.info(cfg)
# cudnn related setting
cudnn.benchmark = cfg.CUDNN.BENCHMARK
torch.backends.cudnn.deterministic = cfg.CUDNN.DETERMINISTIC
torch.backends.cudnn.enabled = cfg.CUDNN.ENABLED
model = eval('models.'+cfg.MODEL.NAME+'.get_pose_net')(
cfg, is_train=False
)
if cfg.TEST.MODEL_FILE:
logger.info('=> loading model from {}'.format(cfg.TEST.MODEL_FILE))
model.load_state_dict(torch.load(cfg.TEST.MODEL_FILE), strict=False)
else:
model_state_file = os.path.join(
final_output_dir, 'final_state.pth'
)
logger.info('=> loading model from {}'.format(model_state_file))
model.load_state_dict(torch.load(model_state_file))
model = torch.nn.DataParallel(model, device_ids=cfg.GPUS).cuda()
# define loss function (criterion) and optimizer
criterion = JointsMSELoss(
use_target_weight=cfg.LOSS.USE_TARGET_WEIGHT
).cuda()
# Data loading code
normalize = transforms.Normalize(
mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225]
)
valid_dataset = eval('dataset.'+cfg.DATASET.DATASET)(
cfg, cfg.DATASET.ROOT, cfg.DATASET.TEST_SET, False,
transforms.Compose([
transforms.ToTensor(),
normalize,
])
)
valid_loader = torch.utils.data.DataLoader(
valid_dataset,
batch_size=cfg.TEST.BATCH_SIZE_PER_GPU*len(cfg.GPUS),
shuffle=False,
num_workers=cfg.WORKERS,
pin_memory=True
)
# evaluate on validation set
validate(cfg, valid_loader, valid_dataset, model, criterion,
final_output_dir, tb_log_dir)
if __name__ == '__main__':
main()
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