Tests

[pre-commit.ci] pre-commit autoupdate (#129) #226

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Run time

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Job	Run time
python-3.7-mpich	2m 5s
python-3.7-openmpi	2m 37s
python-3.8-mpich	4m 31s
python-3.8-openmpi	4m 52s
	14m 5s