Documentation, formatting, unit testing #94

Job	Run time
build (3.9, ubuntu-latest)	45s
build (3.9, ubuntu-latest, deeplay)	2m 9s
build (3.9, macos-latest)	52s
build (3.9, macos-latest, deeplay)	1m 1s
build (3.9, windows-latest)	1m 17s
build (3.9, windows-latest, deeplay)	3m 57s
build (3.10, ubuntu-latest)	39s
build (3.10, ubuntu-latest, deeplay)	2m 1s
build (3.10, macos-latest)	50s
build (3.10, macos-latest, deeplay)	1m 7s
build (3.10, windows-latest)	1m 48s
build (3.10, windows-latest, deeplay)	3m 21s
build (3.11, ubuntu-latest)	37s
build (3.11, ubuntu-latest, deeplay)	2m 14s
build (3.11, macos-latest)	43s
build (3.11, macos-latest, deeplay)	1m 0s
build (3.11, windows-latest)	2m 11s
build (3.11, windows-latest, deeplay)	4m 7s
build (3.12, ubuntu-latest)	41s
build (3.12, ubuntu-latest, deeplay)	2m 7s
build (3.12, macos-latest)	41s
build (3.12, macos-latest, deeplay)	53s
build (3.12, windows-latest)	2m 13s
build (3.12, windows-latest, deeplay)	5m 33s
	42m 47s

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