Since I don’t have the exact context of your internal system or industry, I’ve written a that explains how to work with such a file in a data engineering or ETL context. You can easily adapt it to your specific use case.
The file cp-7-9-12-v17-0.fwf is not a random binary blob—it is a . Remember these three points: cp-7-9-12-v17-0.fwf