jsonschema 4.2 introduced a change that broke our current workaround for in-memory support. https://github.com/Julian/jsonschema/pull/873 https://github.com/indygreg/PyOxidizer/issues/457
It's a tiny library that has not been updated in years, and it was leading to a warning on startup: DeprecationWarning: invalid escape sequence \W return re.sub("\W+", "", string)