Downgrade to ubuntu-22.04 to fix setup-python #89

	name: Unit Tests

	on:
	push:
	branches:
	- master
	- dev
	pull_request:
	branches:
	- master
	- dev

	jobs:
	test:
	runs-on: ubuntu-22.04
	strategy:
	matrix:
	python-version: ['3.7.17', '3.8.18','3.9.21', '3.10.16', '3.11.11', '3.12.9'] # Latest version available for each. Ref: https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8 black
	pip install .[test]
	- name: Lint with flake8
	run: \|
	flake8 carbontracker --count --select=E9,F63,F7,F82 --show-source --statistics
	- name: Formatting with Black
	run: black --line-length 120 carbontracker
	- name: Run tests
	run: python -m unittest discover -v

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