Bump up the version. #221

	name: Linting

	on: [push, pull_request]

	jobs:
	lint:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.11]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r dev-requirements.txt
	- name: Format with black
	uses: psf/black@stable
	- name: Linting with flake8
	run: flake8 */.py
	- name: Type checking with mypy
	run: mypy */.py
	- name: Docstring check with pydocstyle
	run: pydocstyle

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