Stricter tests for serializations (#1571) #1993

Job	Run time
Check code formatting with ruff and mypy + tests (3.8)	38s
Check Readme is not outdated (3.8)	28s
Test and lint (ubuntu-latest, 3.8)	3m 22s
Test and lint (ubuntu-latest, 3.9)	5m 10s
Test and lint (ubuntu-latest, 3.10)	5m 11s
Test and lint (ubuntu-latest, 3.11)	5m 6s
Test and lint (ubuntu-latest, 3.12)	6m 1s
Test and lint (windows-latest, 3.8)	4m 55s
Test and lint (windows-latest, 3.9)	7m 28s
Test and lint (windows-latest, 3.10)	8m 33s
Test and lint (windows-latest, 3.11)	9m 13s
Test and lint (windows-latest, 3.12)	8m 49s
Test and lint (macos-latest, 3.8)	4m 12s
Test and lint (macos-latest, 3.9)	12m 38s
Test and lint (macos-latest, 3.10)	13m 23s
Test and lint (macos-latest, 3.11)	7m 13s
Test and lint (macos-latest, 3.12)	7m 39s
	1h 49m 59s

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