Update Actions with Lychee and GitHub Token (#12592)
* Add Ultralytics Actions * Auto-format by Ultralytics actions * Update format.yml Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> --------- Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> Co-authored-by: UltralyticsAssistant <web@ultralytics.com> Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>
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@@ -1,6 +1,6 @@
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# YOLOv5 🚀 by Ultralytics, AGPL-3.0 license
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"""
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Validate a trained YOLOv5 classification model on a classification dataset
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Validate a trained YOLOv5 classification model on a classification dataset.
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Usage:
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$ bash data/scripts/get_imagenet.sh --val # download ImageNet val split (6.3G, 50000 images)
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@@ -36,22 +36,30 @@ ROOT = Path(os.path.relpath(ROOT, Path.cwd())) # relative
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from models.common import DetectMultiBackend
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from utils.dataloaders import create_classification_dataloader
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from utils.general import (LOGGER, TQDM_BAR_FORMAT, Profile, check_img_size, check_requirements, colorstr,
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increment_path, print_args)
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from utils.general import (
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LOGGER,
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TQDM_BAR_FORMAT,
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Profile,
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check_img_size,
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check_requirements,
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colorstr,
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increment_path,
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print_args,
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)
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from utils.torch_utils import select_device, smart_inference_mode
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@smart_inference_mode()
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def run(
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data=ROOT / '../datasets/mnist', # dataset dir
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weights=ROOT / 'yolov5s-cls.pt', # model.pt path(s)
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data=ROOT / "../datasets/mnist", # dataset dir
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weights=ROOT / "yolov5s-cls.pt", # model.pt path(s)
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batch_size=128, # batch size
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imgsz=224, # inference size (pixels)
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device='', # cuda device, i.e. 0 or 0,1,2,3 or cpu
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device="", # cuda device, i.e. 0 or 0,1,2,3 or cpu
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workers=8, # max dataloader workers (per RANK in DDP mode)
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verbose=False, # verbose output
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project=ROOT / 'runs/val-cls', # save to project/name
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name='exp', # save to project/name
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project=ROOT / "runs/val-cls", # save to project/name
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name="exp", # save to project/name
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exist_ok=False, # existing project/name ok, do not increment
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half=False, # use FP16 half-precision inference
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dnn=False, # use OpenCV DNN for ONNX inference
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@@ -64,7 +72,7 @@ def run(
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training = model is not None
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if training: # called by train.py
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device, pt, jit, engine = next(model.parameters()).device, True, False, False # get model device, PyTorch model
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half &= device.type != 'cpu' # half precision only supported on CUDA
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half &= device.type != "cpu" # half precision only supported on CUDA
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model.half() if half else model.float()
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else: # called directly
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device = select_device(device, batch_size=batch_size)
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@@ -84,25 +92,22 @@ def run(
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device = model.device
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if not (pt or jit):
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batch_size = 1 # export.py models default to batch-size 1
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LOGGER.info(f'Forcing --batch-size 1 square inference (1,3,{imgsz},{imgsz}) for non-PyTorch models')
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LOGGER.info(f"Forcing --batch-size 1 square inference (1,3,{imgsz},{imgsz}) for non-PyTorch models")
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# Dataloader
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data = Path(data)
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test_dir = data / 'test' if (data / 'test').exists() else data / 'val' # data/test or data/val
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dataloader = create_classification_dataloader(path=test_dir,
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imgsz=imgsz,
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batch_size=batch_size,
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augment=False,
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rank=-1,
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workers=workers)
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test_dir = data / "test" if (data / "test").exists() else data / "val" # data/test or data/val
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dataloader = create_classification_dataloader(
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path=test_dir, imgsz=imgsz, batch_size=batch_size, augment=False, rank=-1, workers=workers
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)
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model.eval()
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pred, targets, loss, dt = [], [], 0, (Profile(device=device), Profile(device=device), Profile(device=device))
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n = len(dataloader) # number of batches
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action = 'validating' if dataloader.dataset.root.stem == 'val' else 'testing'
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desc = f'{pbar.desc[:-36]}{action:>36}' if pbar else f'{action}'
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action = "validating" if dataloader.dataset.root.stem == "val" else "testing"
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desc = f"{pbar.desc[:-36]}{action:>36}" if pbar else f"{action}"
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bar = tqdm(dataloader, desc, n, not training, bar_format=TQDM_BAR_FORMAT, position=0)
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with torch.cuda.amp.autocast(enabled=device.type != 'cpu'):
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with torch.cuda.amp.autocast(enabled=device.type != "cpu"):
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for images, labels in bar:
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with dt[0]:
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images, labels = images.to(device, non_blocking=True), labels.to(device)
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@@ -123,19 +128,19 @@ def run(
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top1, top5 = acc.mean(0).tolist()
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if pbar:
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pbar.desc = f'{pbar.desc[:-36]}{loss:>12.3g}{top1:>12.3g}{top5:>12.3g}'
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pbar.desc = f"{pbar.desc[:-36]}{loss:>12.3g}{top1:>12.3g}{top5:>12.3g}"
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if verbose: # all classes
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LOGGER.info(f"{'Class':>24}{'Images':>12}{'top1_acc':>12}{'top5_acc':>12}")
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LOGGER.info(f"{'all':>24}{targets.shape[0]:>12}{top1:>12.3g}{top5:>12.3g}")
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for i, c in model.names.items():
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acc_i = acc[targets == i]
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top1i, top5i = acc_i.mean(0).tolist()
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LOGGER.info(f'{c:>24}{acc_i.shape[0]:>12}{top1i:>12.3g}{top5i:>12.3g}')
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LOGGER.info(f"{c:>24}{acc_i.shape[0]:>12}{top1i:>12.3g}{top5i:>12.3g}")
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# Print results
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t = tuple(x.t / len(dataloader.dataset.samples) * 1E3 for x in dt) # speeds per image
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t = tuple(x.t / len(dataloader.dataset.samples) * 1e3 for x in dt) # speeds per image
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shape = (1, 3, imgsz, imgsz)
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LOGGER.info(f'Speed: %.1fms pre-process, %.1fms inference, %.1fms post-process per image at shape {shape}' % t)
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LOGGER.info(f"Speed: %.1fms pre-process, %.1fms inference, %.1fms post-process per image at shape {shape}" % t)
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LOGGER.info(f"Results saved to {colorstr('bold', save_dir)}")
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return top1, top5, loss
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@@ -143,28 +148,28 @@ def run(
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def parse_opt():
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parser = argparse.ArgumentParser()
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parser.add_argument('--data', type=str, default=ROOT / '../datasets/mnist', help='dataset path')
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parser.add_argument('--weights', nargs='+', type=str, default=ROOT / 'yolov5s-cls.pt', help='model.pt path(s)')
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parser.add_argument('--batch-size', type=int, default=128, help='batch size')
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parser.add_argument('--imgsz', '--img', '--img-size', type=int, default=224, help='inference size (pixels)')
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parser.add_argument('--device', default='', help='cuda device, i.e. 0 or 0,1,2,3 or cpu')
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parser.add_argument('--workers', type=int, default=8, help='max dataloader workers (per RANK in DDP mode)')
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parser.add_argument('--verbose', nargs='?', const=True, default=True, help='verbose output')
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parser.add_argument('--project', default=ROOT / 'runs/val-cls', help='save to project/name')
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parser.add_argument('--name', default='exp', help='save to project/name')
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parser.add_argument('--exist-ok', action='store_true', help='existing project/name ok, do not increment')
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parser.add_argument('--half', action='store_true', help='use FP16 half-precision inference')
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parser.add_argument('--dnn', action='store_true', help='use OpenCV DNN for ONNX inference')
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parser.add_argument("--data", type=str, default=ROOT / "../datasets/mnist", help="dataset path")
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parser.add_argument("--weights", nargs="+", type=str, default=ROOT / "yolov5s-cls.pt", help="model.pt path(s)")
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parser.add_argument("--batch-size", type=int, default=128, help="batch size")
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parser.add_argument("--imgsz", "--img", "--img-size", type=int, default=224, help="inference size (pixels)")
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parser.add_argument("--device", default="", help="cuda device, i.e. 0 or 0,1,2,3 or cpu")
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parser.add_argument("--workers", type=int, default=8, help="max dataloader workers (per RANK in DDP mode)")
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parser.add_argument("--verbose", nargs="?", const=True, default=True, help="verbose output")
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parser.add_argument("--project", default=ROOT / "runs/val-cls", help="save to project/name")
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parser.add_argument("--name", default="exp", help="save to project/name")
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parser.add_argument("--exist-ok", action="store_true", help="existing project/name ok, do not increment")
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parser.add_argument("--half", action="store_true", help="use FP16 half-precision inference")
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parser.add_argument("--dnn", action="store_true", help="use OpenCV DNN for ONNX inference")
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opt = parser.parse_args()
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print_args(vars(opt))
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return opt
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def main(opt):
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check_requirements(ROOT / 'requirements.txt', exclude=('tensorboard', 'thop'))
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check_requirements(ROOT / "requirements.txt", exclude=("tensorboard", "thop"))
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run(**vars(opt))
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if __name__ == '__main__':
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if __name__ == "__main__":
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opt = parse_opt()
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main(opt)
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