docker py312 #971

Job	Run time
lint	33s
cleanup_buckets	34s
build	34s
doc	1m 1s
test (ubuntu-latest, 3.7)	4m 23s
test-linux-bundle	7m 0s
test-docker	5m 6s
test (ubuntu-latest, 3.8)	50s
test-windows-bundle (windows-2019)	9m 13s
test-windows-bundle (windows-latest)	11m 14s
test (ubuntu-latest, 3.9)	49s
test (ubuntu-latest, 3.10)	49s
test (ubuntu-latest, 3.11)	52s
test (ubuntu-latest, 3.12)	5m 1s
test (ubuntu-latest, pypy-3.10-nightly)	8m 1s
test (macos-latest, 3.7)	6m 20s
test (macos-latest, 3.8)	1m 29s
test (macos-latest, 3.9)	2m 2s
test (macos-latest, 3.10)	1m 47s
test (macos-latest, 3.11)	1m 9s
test (macos-latest, 3.12)	6m 56s
test (windows-latest, 3.7)	5m 42s
test (windows-latest, 3.8)	1m 17s
test (windows-latest, 3.9)	1m 35s
test (windows-latest, 3.10)	1m 41s
test (windows-latest, 3.11)	1m 52s
test (windows-latest, 3.12)	7m 23s
	1h 35m 13s

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