Add ref for signing service template (#2839) #552

	name: python_lint

	on:
	push:
	branches:
	- main
	pull_request:
	paths:
	- '.github/workflows/python_lint.yml'
	- 'python/**'

	concurrency:
	group: python_lint-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	env:
	PYTHON_VERSION: '3.9'
	REQUIREMENTS_PATH: "python/test-requirements.txt"

	jobs:
	python_lint:
	name: python_lint
	runs-on: ubuntu-20.04
	steps:
	- name: Check out the codebase.
	uses: actions/checkout@v3

	- name: Setup python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ env.PYTHON_VERSION }}

	- name: Caching dependency
	uses: actions/cache@v3
	with:
	path: \|
	~/.cache/pip
	key: v1-python-${{ env.PYTHON_VERSION }}-${{ hashFiles(env.REQUIREMENTS_PATH) }}

	- name: Install requirements
	run: \|
	pip install -q -e python
	pip install -r "${{ env.REQUIREMENTS_PATH }}"

	- name: Run lint
	run: \|
	(make lint-python && git diff --exit-code python ) \|\| \
	(echo "Pylint/black issue(s) found in python directory. Run \`make lint-python\` in the dev image, resolve the issues, and commit the changes." && exit 1)

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