update #11

	name: flake8

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	name: flake8
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Cache Poetry dependencies
	uses: actions/cache@v3
	with:
	path: ~/.cache/pypoetry
	key: ${{ runner.os }}-poetry-${{ hashFiles('**/poetry.lock') }}
	restore-keys: \|
	${{ runner.os }}-poetry-
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install poetry
	poetry install
	- name: Run flake8
	run: \|
	make flake8

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