Test

Updated the rankby_obsm function to optionally accept keys to test as… #121

Job	Run time
get-environments	11s
hatch-test.py3.10	6m 21s
hatch-test.py3.13	6m 23s
Tests pass in all hatch environments	2s
hatch-test.py3.13	6m 24s
get-environments	11s
hatch-test.py3.10	6m 34s
Tests pass in all hatch environments	3s
	26m 9s

Provide feedback