roll back to old usage #12

	name: linting

	# Triggers the workflow on push for all branches
	on: [push]

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	# Check out repo and set up Python
	- uses: actions/checkout@v3
	with:
	lfs: true

	# Use cached python and dependencies, install poetry
	- name: "Setup Python, Poetry and Dependencies"
	uses: packetcoders/action-setup-cache-python-poetry@main
	with:
	python-version: 3.8
	poetry-version: 1.2.2

	# Linting steps, excute all linters even if one fails
	- name: pycodestyle
	run:
	poetry run pycodestyle --ignore=E203,E501,W503 sed tests
	- name: pylint
	if: ${{ always() }}
	run:
	poetry run pylint --good-names=i,j,k,ex,x,y,t,k,v,ax,df,ec,mc,dc,ct --disable=fixme,too-many-branches,too-many-locals,too-many-statements,too-many-arguments,too-many-lines,too-many-public-methods,too-many-instance-attributes,too-few-public-methods sed tests
	- name: mypy
	if: ${{ always() }}
	run:
	poetry run mypy --ignore-missing-imports --follow-imports=silent --no-strict-optional sed tests

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