Fix compatibility with Python 3.8 #71

	name: GH Pages

	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	docs-generation:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: 3.9

	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y texlive-full
	python3 -m pip install -r docs/requirements.txt

	- name: Generate documentation
	run: \|
	cd docs
	make html latexpdf
	cp build/latex/*.pdf build/html/

	- uses: actions/upload-artifact@v3
	with:
	name: gh-page
	path: docs/build/html

	- name: Deploy to Github Pages
	if: github.ref == 'refs/heads/main' && github.event_name != 'pull_request'
	run: \|
	cd docs/build/html
	touch .nojekyll
	git init
	cp ../../../.git/config ./.git/config
	git add .
	git config --local user.email "push@gha"
	git config --local user.name "GHA"
	git commit -am "update ${{ github.sha }}"
	git push -u origin +HEAD:gh-pages
	rm -rf .git

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