args.resume
时间: 2024-05-30 12:16:50 浏览: 87
I'm sorry, as an AI language model, I do not have any context about what you are referring to with the command "args.resume". Can you please provide more information or context?
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args.resume python
The `args.resume` in Python is a command line argument that allows a user to resume a previously stopped or interrupted operation. This argument is often used in long-running Python programs that may require several hours or even days to complete.
For example, suppose you have a Python program that is downloading a large file from the internet. If the download is interrupted due to a network error or other issue, you can use the `args.resume` argument to restart the download from where it left off rather than starting from the beginning.
The `args.resume` argument can also be used in other scenarios, such as resuming a script that was interrupted due to an error or exception. By using this argument, you can pick up where you left off and continue the operation without having to start over from scratch.
def main(args): cfg = setup(args) if args.eval_only: model = Trainer.build_model(cfg) DetectionCheckpointer(model, save_dir=cfg.OUTPUT_DIR).resume_or_load( cfg.MODEL.WEIGHTS, resume=args.resume ) if cfg.TEST.AUG.ENABLED: res = Trainer.test_with_TTA(cfg, model) else: res = Trainer.test(cfg, model) if comm.is_main_process(): verify_results(cfg, res) return res trainer = Trainer(cfg) trainer.resume_or_load(resume=args.resume) return trainer.train()
这段代码定义了一个名为`main()`的函数,接受一个参数`args`。该函数首先调用`setup()`函数,将`args`作为参数传递进去,并返回一个配置对象`cfg`。
然后,它检查命令行参数`args.eval_only`是否为True。如果是True,则表示只进行评估而不进行训练。在这种情况下,它会通过调用`Trainer.build_model()`方法来构建模型,并使用`cfg.MODEL.WEIGHTS`参数加载预训练的模型权重。如果设置了`cfg.TEST.AUG.ENABLED`为True,它将使用测试时增强(Test-Time Augmentation)来进行评估,否则将直接进行评估。最后,它会通过调用`verify_results()`函数来验证评估结果,并返回结果。
如果命令行参数`args.eval_only`为False,则表示进行训练。它首先创建一个`Trainer`对象,并使用`cfg`作为参数传递进去。然后,它会通过调用`trainer.resume_or_load()`方法来恢复训练或加载预训练的模型权重。最后,它调用`trainer.train()`方法开始训练,并返回训练结果。
这段代码的作用是根据命令行参数来选择是进行评估还是训练,并执行相应的操作。