Remove support for Python 3.8 (& fix failing MacOs 3.9 tests)#1192

shaunagm merged 7 commits intomainmove-coop/parsons:mainfrom

remove-3.8-and-fix-3.9-test-failuremove-coop/parsons:remove-3.8-and-fix-3.9-test-failureCopy head branch name to clipboard