Get baseline 100% clean coverage #3304

Job	Run time
checks / pre-commit	33s
checks / readme-snippets	10s
checks / test (3.10, lowest-direct, ubuntu-latest)	35s
checks / test (3.10, lowest-direct, windows-latest)	1m 56s
checks / test (3.10, highest, windows-latest)	1m 48s
checks / test (3.10, highest, ubuntu-latest)	29s
checks / test (3.11, lowest-direct, ubuntu-latest)	32s
checks / test (3.11, highest, windows-latest)	1m 57s
checks / test (3.11, lowest-direct, windows-latest)	2m 10s
checks / test (3.12, highest, windows-latest)	2m 45s
checks / test (3.12, lowest-direct, windows-latest)	2m 50s
checks / test (3.12, highest, ubuntu-latest)	36s
checks / test (3.12, lowest-direct, ubuntu-latest)	38s
checks / test (3.13, lowest-direct, windows-latest)	2m 1s
checks / test (3.13, highest, windows-latest)	2m 10s
checks / test (3.11, highest, ubuntu-latest)	30s
checks / test (3.13, lowest-direct, ubuntu-latest)	33s
checks / test (3.13, highest, ubuntu-latest)	33s
	22m 46s

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