Add contribution guide #132

	name: Light-weight Unit Tests

	on: pull_request


	jobs:
	pytest_not_stress:
	name: pytest
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Setup Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: '3.9'
	- name: Create venv
	run: python -m venv venv
	- uses: actions/cache@v3
	id: cache
	with:
	path: /home/runner/work/automlbenchmark/automlbenchmark/venv/lib/python3.9/site-packages
	key: pip-v3-${{ hashFiles('/requirements.txt') }}-${{ hashFiles('/requirements-dev.txt') }}
	restore-keys: \|
	pip-v3-
	- name: Install Requirements
	if: steps.cache.outputs.cache-hit != 'true'
	run: \|
	source venv/bin/activate
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	pip install -r requirements-dev.txt
	- name: Run unit tests
	run: \|
	source venv/bin/activate
	python -m pytest -vv -m "not stress and not openml_upload"

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