RuntimeError: Parent directory models does not exist.

[Mariyaaaaaaaaaa]

Traceback (most recent call last):
File "D:\lunwen2\githubprogram--gnn\graphsage\graphSAGE-pytorch-master\main.py", line 76, in
args.max_vali_f1 = evaluate(dataCenter, ds, graphSage, classification, device, args.max_vali_f1, args.name, epoch)
File "D:\lunwen2\githubprogram--gnn\graphsage\graphSAGE-pytorch-master\src\utils.py", line 52, in evaluate
torch.save(models, 'models/model_best_{}ep{}{:.4f}.torch'.format(name, cur_epoch, test_f1))
File "D:\lunwen2\githubprogram--gnn\graphsage\graphSAGE-pytorch-master\venv\lib\site-packages\torch\serialization.py", line 440, in save
with _open_zipfile_writer(f) as opened_zipfile:
File "D:\lunwen2\githubprogram--gnn\graphsage\graphSAGE-pytorch-master\venv\lib\site-packages\torch\serialization.py", line 315, in _open_zipfile_writer
return container(name_or_buffer)
File "D:\lunwen2\githubprogram--gnn\graphsage\graphSAGE-pytorch-master\venv\lib\site-packages\torch\serialization.py", line 288, in init
super().init(torch._C.PyTorchFileWriter(str(name)))
RuntimeError: Parent directory models does not exist.

[Mariyaaaaaaaaaa]

定位到这行代码torch.save(models, 'models/model_best_{}ep{}{:.4f}.torch'.format(name, cur_epoch, test_f1))，可以发现代码本是打算将模型保存在models文件夹下，但是下载下来的项目并没有该文件夹。有两种解决方案，第一种，在graphSAGE-pytorch-master下创建一个models的文件夹；第二种，将models换成其他已有的文件夹，如src。