Some fixes from Kieran #257

	name: Run python tests
	on:
	push:
	branches:
	- master
	- dev
	pull_request:
	branches:
	- master

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Install python3
	uses: actions/setup-python@v1
	with:
	python-version: 3.8
	- name: Install dependancies
	run: \|
	python -m pip install --upgrade pip
	pip install wheel
	sudo apt-get install python3-pygit2
	pip install -r requirements.txt
	pip install pytest
	pip install pytest-cov
	- name: Clone submodules
	run: git submodule update --init --recursive
	- name: Run tests with pytest
	run: pytest --cov=jet_tools test/

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