CI: use Python 3.10 as default version #40

	name: Documentation

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ubuntu-latest
	env:
	python-version: '3.10'

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ env.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ env.python-version }}

	- name: Install requirements
	run: \|
	python -V
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	pip install -r docs/requirements.txt

	- name: Tests
	run: \|
	python -m sphinx docs docs/_build/ -b html -W
	python -m sphinx docs docs/_build/ -b latex -W

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