Handle version specifiers #450

Job	Run time
pytest (3.7, ubuntu-latest)	15s
Run custom pre-commit hooks (3.7, ubuntu-latest)	43s
pytest (3.7, windows-latest)	55s
Run custom pre-commit hooks (3.7, windows-latest)	1m 53s
pytest (3.8, ubuntu-latest)	28s
Run custom pre-commit hooks (3.10, ubuntu-latest)	38s
pytest (3.8, windows-latest)	52s
pytest (3.9, ubuntu-latest)	23s
Run custom pre-commit hooks (3.10, windows-latest)	2m 1s
pytest (3.9, windows-latest)	1m 7s
pytest (3.10, ubuntu-latest)	21s
pytest (3.10, windows-latest)	31s
Call reusable workflow / Build Documentation	32s
Call reusable workflow / Build distribution package	21s
Call reusable workflow / Run `pre-commit`	1m 19s
Call reusable workflow / Run `pylint` & `safety`	43s
	13m 2s

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