Improve import aliasing #935

Job	Run time
tests (ubuntu-latest, unit, 3.8)	1m 0s
tests (ubuntu-latest, unit, 3.11)	49s
tests (ubuntu-latest, integration, 3.8)	4m 11s
tests (ubuntu-latest, integration, 3.11)	3m 29s
tests (ubuntu-latest, tool, 3.8)	1m 3s
tests (ubuntu-latest, tool, 3.11)	54s
tests (windows-2022, unit, 3.8)	2m 8s
tests (windows-2022, unit, 3.11)	2m 12s
tests (windows-2022, integration, 3.8)	4m 12s
tests (windows-2022, integration, 3.11)	4m 55s
tests (windows-2022, tool, 3.8)	3m 1s
tests (windows-2022, tool, 3.11)	3m 9s
coverage	14s
	31m 17s

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