Image registration tutorial #254

	name: Build tutorials (pull requests)
	on:
	pull_request:
	branches:
	- main
	types:
	# We also want this workflow triggered if the 'Run all tutorials' label
	# is added or present when PR is updated
	- opened
	- reopened
	- synchronize
	- labeled

	jobs:
	notebooks:
	name: "Execute and convert the notebooks to HTML"
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Set up Python
	uses: actions/setup-python@v4.6.0
	with:
	python-version: 3.9

	- name: Install dependencies
	run: \|
	sudo apt-get install pandoc
	python -m pip install -U pip
	python -m pip install -r requirements-dev.txt

	# Run all tutorials if the label is present
	- name: Run all tutorials
	if: contains(github.event.pull_request.labels.*.name, 'Run all tutorials')
	run: \|
	export TUTORIALS_MAIN_BRANCH=origin/main
	make executeall
	make convertall

	# Otherwise, only run tutorials that have been modified
	- name: Run only modified tutorials
	if: "!contains(github.event.pull_request.labels.*.name, 'Run all tutorials')"
	run: \|
	export TUTORIALS_MAIN_BRANCH=origin/main
	make execute
	make convert

	- name: Name artifact
	id: nameartifact
	run: \|
	echo "::set-output name=artifactName::rendered-tutorials"

	- uses: actions/upload-artifact@v3
	with:
	name: ${{ steps.nameartifact.outputs.artifactName }}
	path: _build

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