add code formatter #62

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python package

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', 'pypy3.9', 'pypy3.10']

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install .
	python -m pip install ".[dev]"
	- name: Install pyarrow
	if: matrix.python-version == '3.11'
	run: \|
	python -m pip install pyarrow
	- name: Lint with ruff
	run: \|
	ruff check .
	- name: Check code format with black
	run: \|
	black --check --diff .
	- name: Test with pytest
	run: \|
	pytest

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