Improved GitHub Actions CI configuration #204

	name: python

	on:
	push:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python: [3.9, '3.10', 3.11, 3.12]
	sklearn: [1.0.2, 1.1.3, 1.2.2, 1.3.2, 1.4.2, 1.5.2]
	exclude:
	- python: 3.11
	sklearn: 1.0.2
	- python: 3.12
	sklearn: 1.0.2
	- python: 3.12
	sklearn: 1.1.3
	- python: 3.12
	sklearn: 1.2.2

	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- uses: actions/cache@v2
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	${{ runner.os }}-
	- run: \|
	python -m pip install --upgrade pip
	pip install pytest
	pip install --only-binary :all: scikit-learn==${{ matrix.sklearn }}
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
	- run: \|
	python -m pytest

Provide feedback