check examples #162

	name: check examples

	on:
	pull_request:
	branches:
	- main
	schedule:
	# 04:00 every Saturday morning
	- cron: '0 4 * * 6'

	jobs:

	changes:
	runs-on: ubuntu-22.04
	outputs:
	examples: ${{ steps.filter.outputs.examples }}
	steps:
	- uses: actions/checkout@v4
	- uses: dorny/paths-filter@v3
	id: filter
	with:
	base: ${{ github.ref }}
	filters: \|
	examples:
	- 'examples/**'
	- '.github/**'

	check:
	name: check examples
	needs: changes
	if: github.event_name == 'schedule' \|\| needs.changes.outputs.examples == 'true'
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: '0'
	- run: git fetch --depth=1 origin +refs/tags/:refs/tags/ +refs/heads/:refs/remotes/origin/
	- name: Set up Python 3.11
	uses: actions/setup-python@v5
	with:
	python-version: 3.11
	- name: install python requirements for notebooks
	run: \|
	python -m pip install --upgrade pip
	python -m pip install .
	cd examples
	python -m pip install p2j
	- name: test example notebooks
	run: \|
	cd examples
	./check-examples

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