More tests#61

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OCopping wants to merge 6 commits intomainfrom

Commits on Mar 17, 2023

Pin pytest to version 7.1.1 or newer; Removed pytest mypy, black and flake8 forks as will be run in pre-commit once that PR is merged
OCopping
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[WIP] Added conftest.py to setup subprocess for IOC to run in to allow tests to run with same IOC (wrapper) object, along with IOC startup script to be called with this; Renamed test_pfc_wrapper to…
OCopping
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