AttributeError: 'Namespace' 对象没有属性 'out_dir'

如何解决AttributeError: 'Namespace' 对象没有属性 'out_dir'

我正在尝试运行 python 脚本来下载（ScanNet 数据）但出现此错误，我不知道该怎么办！
错误信息：

C:\Users\youss>python download-scannet.py --out_dir C:\Users\youss\scannet --tf_semantic
By pressing any key to continue you confirm that you have agreed to the ScanNet terms of use as described 
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Traceback (most recent call last):
  File "C:\Users\youss\download-scannet.py",line 232,in <module>
    if __name__ == "__main__": main()
  File "C:\Users\youss\download-scannet.py",line 160,in main
    out_dir_scans = os.path.join(args.out_dir,'scans')
AttributeError: 'Namespace' object has no attribute 'out_dir'

第 160,161,162 行：

  out_dir_scans = os.path.join(args.out_dir,'scans')
  out_dir_test_scans = os.path.join(args.out_dir,'scans_test')
  out_dir_tasks = os.path.join(args.out_dir,'tasks')

我正在使用 urllib.request