Python package

Fix utils to work with pathlib #64

# to view logs

Run time

Learn about OS # on GitHub Actions

Job	Run time
build (3.6, minimal)	33s
build (3.6, latest)	25s
build (3.7, minimal)	31s
build (3.7, latest)	21s
build (3.8, minimal)	24s
build (3.8, latest)	25s
build (3.9, minimal)	22s
build (3.9, latest)	24s
build (3.10, minimal)	20s
build (3.10, latest)	25s
build (3.11, minimal)	22s
build (3.11, latest)	24s
build (3.12, minimal)	25s
build (3.12, latest)	17s
upload	30s
	6m 8s