Feat/merge datasets #482

Job	Run time
pre-commit	9s
docs	20s
tests (ubuntu-latest, 3.8)	4m 53s
sequential-test (ubuntu-latest, 3.8)	1m 11s
tests (ubuntu-latest, 3.10)	5m 11s
sequential-test (ubuntu-latest, 3.10)	1m 22s
tests (windows-latest, 3.8)	8m 2s
sequential-test (windows-latest, 3.8)	4m 27s
tests (windows-latest, 3.10)	8m 13s
sequential-test (windows-latest, 3.10)	4m 26s
tests (macos-latest, 3.8)	5m 1s
sequential-test (macos-latest, 3.8)	1m 38s
tests (macos-latest, 3.10)	4m 33s
sequential-test (macos-latest, 3.10)	1m 22s
	50m 48s

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