Error when downloading LIDC-IDRI dataset in debug mode

[sssilvar]

Issue description

Error raised when downloading LIDC-IDRI using the --debug flag.

Steps to reproduce the issue

1. python download_ct_scans.py -o ~/LIDC-dataset --debug

What's the expected result?

• Downloaded DICOMs with no error

What's the actual result?

Converting to NiFTIs...: 100%|██████████| 10/10 [00:00<00:00, 2629.49it/s]
Traceback (most recent call last):
  File "/Users/ssilvari/PycharmProjects/FLamby/flamby/datasets/fed_lidc_idri/dataset_creation_scripts/download_ct_scans.py", line 277, in <module>
    main(args.output_folder, args.debug, args.keep_dicoms)
  File "/Users/ssilvari/PycharmProjects/FLamby/flamby/datasets/fed_lidc_idri/dataset_creation_scripts/download_ct_scans.py", line 247, in main
    LIDC_to_niftis(patientXseries, debug=debug)
  File "/Users/ssilvari/PycharmProjects/FLamby/flamby/datasets/fed_lidc_idri/dataset_creation_scripts/download_ct_scans.py", line 240, in LIDC_to_niftis
    write_value_in_config(config_file, "preprocessing_complete", True)
  File "/Users/ssilvari/PycharmProjects/FLamby/flamby/utils.py", line 174, in write_value_in_config
    raise FileNotFoundError(
FileNotFoundError: The config file doesn't exist.             Please create the config file before updating it.