D#/add pandas pyarrow verified source #1285


	name: lint

	on:
	pull_request:
	branches:
	- master
	workflow_dispatch:

	jobs:

	run_lint:
	name: Runs mypy, flake and bandit
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8.x", "3.9.x", "3.10.x", "3.11.x"]
	runs-on: ubuntu-latest

	steps:

	- name: Check out
	uses: actions/checkout@v3

	- name: Setup Python
	uses: actions/setup-python@v1
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Poetry
	uses: snok/install-poetry@v1
	with:
	virtualenvs-create: true
	virtualenvs-in-project: true
	installer-parallel: true

	- name: Load cached venv
	id: cached-poetry-dependencies
	uses: actions/cache@v2
	with:
	path: dlt-pipelines/.venv
	key: venv-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}

	- name: Install dependencies
	run: make dev

	- name: Run lint
	run: make lint

	matrix_job_required_check:
	name: Runs mypy, flake and bandit
	needs: run_lint
	runs-on: ubuntu-latest
	if: always()
	steps:
	- name: Check matrix job results
	if: contains(needs..result, 'failure') \|\| contains(needs..result, 'cancelled')
	run: \|
	echo "One or more matrix job tests failed or were cancelled. You may need to re-run them." && exit 1

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