Merge pull request #3271 from eslickj/vmodel #64

Job	Run time
linux/3.8/bare-env	9s
lint/style-and-typos	1m 58s
linux/3.12	19m 25s
osx/3.10	2m 44s
win/3.9	3m 42s
linux/3.11/conda	6m 39s
linux/3.10/mpi	7m 11s
linux/3.10/cython	21m 51s
win/3.8/pip	32m 16s
process-coverage-${{ matrix.TARGET }}	0s
	1h 35m 55s

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