ci: add GitHub Actions pytest workflow #2

	name: pytest

	on:
	push:
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.11", "3.12"]

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install -U pip
	if [ -f requirements.txt ]; then
	pip install -r requirements.txt
	else
	pip install numpy pandas scipy statsmodels scikit-learn pytest
	fi

	- name: Run tests
	run: \|
	pytest -q

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