From 77d0a5c6202c0cf454eb3fabd04ac91e73822801 Mon Sep 17 00:00:00 2001 From: Glenn Jocher Date: Mon, 20 Dec 2021 18:18:06 +0100 Subject: [PATCH] `--freeze` fix Fix for https://github.com/ultralytics/yolov5/issues/6038 --- train.py | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/train.py b/train.py index ae19c1851d62..17e816c06ede 100644 --- a/train.py +++ b/train.py @@ -60,7 +60,7 @@ def train(hyp, # path/to/hyp.yaml or hyp dictionary device, callbacks ): - save_dir, epochs, batch_size, weights, single_cls, evolve, data, cfg, resume, noval, nosave, workers, freeze, = \ + save_dir, epochs, batch_size, weights, single_cls, evolve, data, cfg, resume, noval, nosave, workers, freeze = \ Path(opt.save_dir), opt.epochs, opt.batch_size, opt.weights, opt.single_cls, opt.evolve, opt.data, opt.cfg, \ opt.resume, opt.noval, opt.nosave, opt.workers, opt.freeze @@ -124,7 +124,7 @@ def train(hyp, # path/to/hyp.yaml or hyp dictionary model = Model(cfg, ch=3, nc=nc, anchors=hyp.get('anchors')).to(device) # create # Freeze - freeze = [f'model.{x}.' for x in (freeze if isinstance(freeze, list) else range(freeze))] # layers to freeze + freeze = [f'model.{x}.' for x in (freeze if len(freeze) > 1 else range(freeze[0]))] # layers to freeze for k, v in model.named_parameters(): v.requires_grad = True # train all layers if any(x in k for x in freeze): @@ -469,7 +469,7 @@ def parse_opt(known=False): parser.add_argument('--linear-lr', action='store_true', help='linear LR') parser.add_argument('--label-smoothing', type=float, default=0.0, help='Label smoothing epsilon') parser.add_argument('--patience', type=int, default=100, help='EarlyStopping patience (epochs without improvement)') - parser.add_argument('--freeze', nargs='+', type=int, default=0, help='Freeze layers: backbone=10, first3=0 1 2') + parser.add_argument('--freeze', nargs='+', type=int, default=[0], help='Freeze layers: backbone=10, first3=0 1 2') parser.add_argument('--save-period', type=int, default=-1, help='Save checkpoint every x epochs (disabled if < 1)') parser.add_argument('--local_rank', type=int, default=-1, help='DDP parameter, do not modify')