Return None when a list is emptied out (#3265) #94

	name: "[CI] Test branch"

	on: [push]

	jobs:
	unitlint:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	python: [ 3.8, 3.9, "3.10", "3.11", "3.12" ]

	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}
	- name: Install Tox and any other packages
	run: pip install tox
	- name: Run Tox
	run: \|
	tox -e style
	tox -e type
	tox -e py
	- uses: codecov/[email protected]
	if: matrix.os == 'ubuntu-latest'
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	file: ./coverage.xml # optional
	name: py${{ matrix.python }}-${{ matrix.os }}
	flags: unittests # optional
	fail_ci_if_error: true # optional (default = false)
	integration:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	python: [3.8]
	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}
	- name: Install cfn-lint
	run: \|
	pip3 install -e .
	- name: Run cfn-lint
	run: \|
	cfn-lint test/fixtures/templates/good/generic.yaml
	cat test/fixtures/templates/good/generic.yaml \| cfn-lint
	dependencies:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]
	python: [3.8]
	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}
	- name: Install cfn-lint
	run: \|
	pip3 install -e .
	pip install --upgrade pip
	pip install --upgrade setuptools
	- uses: pypa/[email protected]
	with:
	ignore-vulns: \|
	GHSA-r9hx-vwmv-q579

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