Updating submodules and pace refactor #217

	name: "Main unit tests"
	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review, labeled, unlabeled]

	jobs:
	main_unit_tests:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Pace repository
	uses: actions/[email protected]
	with:
	submodules: 'recursive'
	- name: Step Python 3.8.12
	uses: actions/[email protected]
	with:
	python-version: '3.8.12'
	- name: Install OpenMPI & Boost for gt4py
	run: \|
	sudo apt-get install libopenmpi-dev libboost1.74-dev
	- name: Install Python packages
	run: \|
	python -m pip install --upgrade pip setuptools wheel
	pip install -r requirements_dev.txt -c constraints.txt
	- name: Clone datafiles
	run: \|
	mkdir -p tests/main/input && cd tests/main/input
	git clone -b store_files https://github.com/mlee03/pace.git tmp && mv tmp/*.nc . && rm -rf tmp
	- name: Run all main tests
	run: \|
	pytest -x tests/main

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