MacOS and Windows support #2704

Job	Run time
format / format (3.11, macos-latest)	37s
lint / lint (3.7, ubuntu-latest)	53s
format / format (3.11, windows-latest)	58s
self_test / tests (3.7, ubuntu-latest)	28s
lint / lint (3.8, ubuntu-latest)	56s
format / format (3.11, ubuntu-latest)	19s
self_test / tests (3.8, ubuntu-latest)	26s
lint / lint (3.9, ubuntu-latest)	56s
self_test / tests (3.9, ubuntu-latest)	26s
lint / lint (3.10, ubuntu-latest)	1m 0s
self_test / tests (3.10, ubuntu-latest)	33s
lint / lint (3.11, ubuntu-latest)	47s
tests / tests (3.7, macos-latest)	8m 15s
self_test / tests (3.11, ubuntu-latest)	25s
lint / lint (3.12, ubuntu-latest)	1m 30s
tests / tests (3.7, windows-latest)	3m 32s
tests / tests (3.7, ubuntu-latest)	4m 15s
tests / tests (3.8, macos-latest)	8m 12s
tests / tests (3.8, windows-latest)	4m 1s
tests / tests (3.8, ubuntu-latest)	4m 13s
tests / tests (3.9, macos-latest)	3m 46s
tests / tests (3.9, windows-latest)	2m 51s
tests / tests (3.9, ubuntu-latest)	4m 23s
tests / tests (3.10, macos-latest)	5m 34s
tests / tests (3.10, windows-latest)	3m 45s
tests / tests (3.10, ubuntu-latest)	4m 17s
tests / tests (3.11, macos-latest)	7m 15s
tests / tests (3.11, windows-latest)	4m 12s
tests / tests (3.11, ubuntu-latest)	1m 54s
tests / tests (3.12, macos-latest)	6m 23s
tests / tests (3.12, windows-latest)	2m 51s
tests / tests (3.12, ubuntu-latest)	4m 11s
	1h 34m 4s

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