CI: add IPython testing step #6

	name: pre-commit-self-hosted

	on:
	push:
	pull_request:
	workflow_dispatch:

	jobs:
	lint:
	# pull requests are a duplicate of a branch push if within the same repo.
	if: github.event_name != 'pull_request' \|\| github.event.pull_request.head.repo.full_name != github.repository

	name: Check code style
	runs-on: self-hosted
	strategy:
	fail-fast: false
	defaults:
	run:
	shell: bash -l -vxeo pipefail {0}

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-python@v5

	- name: Install dev dependencies
	run: \|
	python3 -m pip install pre-commit black isort
	python3 -m pip list

	- name: Run pre-commit
	run: \|
	pre-commit run --all-files --show-diff

	- name: Python/IPython info
	run: \|
	which python
	python -VV

	which ipython
	ipython -V

	- name: Test the code
	run: \|
	# This is what IPython does internally to load the startup files:
	command="
	import os
	import glob
	ip = get_ipython()
	startup_files = sorted(glob.glob(os.path.join(os.getcwd(), 'startup/*.py')))
	if os.path.isfile('.ci/drop-in.py'):
	startup_files.append('.ci/drop-in.py')
	if not startup_files:
	raise SystemExit(f'Cannot find any startup files in {os.getcwd()}')
	for f in startup_files:
	if not os.path.isfile(f):
	raise FileNotFoundError(f'File {f} cannot be found.')
	print(f'Executing {f} in CI')
	ip.parent._exec_file(f)"

	ipython --profile=collection -c "$command"

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