AttributeError: 'NoneType' object has no attribute 'update_info'

[afamiliar]

Need to catch empty file containers to avoid this error.

File /usr/local/bin/image-deid-etl:8 in <module> locals
sys.exit(main())
File /usr/local/src/image_deid_etl/__main__.py:427 in main locals
return args.func(args)
File /usr/local/src/image_deid_etl/__main__.py:243 in run args locals
add_fw_metadata(args)
File /usr/local/src/image_deid_etl/__main__.py:318 in add_fw_metadata args locals
inject_sidecar_metadata(fw_client, FLYWHEEL_GROUP, local_path + "NIfTIs/")
File /usr/local/src/image_deid_etl/custom_flywheel.py:79 in inject_sidecar_metadata args locals
nii_cntr.update_info(metadata)