Adjust readme code blocks for RST #19

	name: unit tests

	on:
	push: # run on every push or PR to any branch
	pull_request:
	schedule: # run automatically on main branch each Tuesday at 11am
	- cron: "0 16 * * 2"

	jobs:
	python-unit:
	name: Python unit tests
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python: ["3.10", "3.11", "3.12", "3.13"]
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}

	# We base the python cache on the hash of all requirements files, so that
	# if any change, the cache is invalidated.
	- name: Cache pip
	uses: actions/cache@v4
	with:
	path: ~/.cache/pip
	key: pip-${{ hashFiles('pyproject.toml') }}
	restore-keys: \|
	pip-${{ hashFiles('pyproject.toml') }}
	pip-

	- name: Install package with dependencies
	run: \|
	pip install -e '.[dev]'
	pip install codecov

	- name: Generate PLY lextab and parsetab artifacts
	run: python -c "import neuxml.xpath.core"

	- name: Run pytest
	run: pytest --cov=neuxml --cov-report=xml

	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v5
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	slug: Princeton-CDH/neuxml
	# prevent uploading coverage for every python version
	if: matrix.python == 3.12

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