Tests

Resolve a circular import error in obscure configuarations. #2326

Job	Run time
Check if generated files are up to date	45s
Check if generated files are up to date	45s
Test with coverage	5m 43s
Test with coverage	5m 43s
Lint and Docs	2m 44s
Lint and Docs	2m 44s
Test in Alpine Linux	10m 56s
Test in Alpine Linux	7m 9s
Valgrind & Helgrind	5m 2s
Valgrind & Helgrind	5m 2s
	46m 33s

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