Failing Print Mode in lustre-disk-space-usage-collect

[gabrieleiannetti]

$ ./lustre-disk-space-usage-collect.py -f Configuration/lustre-disk-space-usage-collect.conf.example -m print

Traceback (most recent call last):
  File "./lustre-disk-space-usage-collect.py", line 132, in <module>
    main()
  File "./lustre-disk-space-usage-collect.py", line 73, in main
    if not args.create_table and not os.path.isfile(args.input_file):
  File "/usr/lib64/python3.6/genericpath.py", line 30, in isfile
    st = os.stat(path)
TypeError: stat: path should be string, bytes, os.PathLike or integer, not NoneType