Default project name to None

train.py

@@ -301,9 +301,6 @@ def main():
     args, args_text = _parse_args()
     
     if args.use_wandb:
-        if not args.wandb_project_name: 
-            args.wandb_project_name = f'timm_{args.model}'
-            _logger.warning(f"Wandb project name not provided, defaulting to timm_{args.model}")
         wandb.init(project=args.wandb_project_name, config=args)
     
     args.prefetcher = not args.no_prefetcher