Update README.md #1

	name: Python code format
	on:
	push:
	branches: master
	jobs:
	Format:
	if: "contains(github.event.head_commit.message, '!format')"
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	steps:
	- uses: actions/checkout@main
	- name: Set up Python
	uses: actions/setup-python@main
	with:
	python-version: 3.x
	- uses: actions/cache@main
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-format
	restore-keys: \|
	${{ runner.os }}-pip-format
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install autopep8 pycodestyle
	- name: Format by autopep8 then Push
	env:
	GIT_EMAIL: github-actions[bot]@users.noreply.github.com
	GIT_ACTOR: github-actions[bot]
	run: \|
	export HASH_SHORT=$(git rev-parse --short HEAD)
	git checkout -b format--${HASH_SHORT}
	git config --global user.email $GIT_EMAIL
	git config --global user.name $GIT_ACTOR
	python -m autopep8 --in-place --aggressive --aggressive --experimental -r ./
	git add -A
	git commit -m 'Format by autopep8' -m From: -m $(git rev-parse HEAD)
	git push --set-upstream origin format--${HASH_SHORT}

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