add an option to ignore the return code #107

	name: pylint

	on:
	# Trigger the workflow on push or pull request,
	# but only for the main branch
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	pylint:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Install Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: '3.9'

	- name: Install pylint
	run: \|
	python -m pip install --upgrade pip
	pip install matplotlib
	pip install bokeh
	pip install pylint

	- name: Validate
	run: pylint --errors-only *.py

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