In reply to line 46 of src/pylorax/sysutils.py: Does this close the file? If you have any explanation/link on how and why, please add a comment with it. -- To view this comment on github, visit https://github.com/bcl/lorax/commit/5e2596fd8a07df5ab19a1d36535d3f474cc2fd78#commitcomment-11195617