Update README.rst: add pypi badge #112

	name: Build documentation

	on:
	push:
	branches:
	- main

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	- name: Install Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -r requirements.txt
	python -m pip install -r doc/requirements_doc.txt
	python -m pip install torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cpu
	- name: Install package
	run: \|
	python -m pip install -e .
	- name: Make doc
	run: \|
	cd doc
	python minify.py
	make html
	cd ..
	- name: Push docs
	run: \|
	# See https://github.community/t/github-actions-bot-email-address/17204/5
	git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git config --global user.name "github-actions"
	git fetch origin gh-pages
	git checkout gh-pages
	git rm -r dev/*
	cp -r doc/_build/html/* dev
	git add dev
	# If the doc is up to date, the script shouldn't fail, hence --allow-empty
	# Might be a cleaner way to check
	git commit --allow-empty -m "Deployed to GitHub Pages"
	git push --force origin gh-pages

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