Update pyupgrade requirement from ~=3.17 to ~=3.18 #153

	---
	name: "Python Find Dead Code"

	on: [pull_request]

	jobs:
	lint:
	name: "Find Dead Code"
	runs-on: ubuntu-latest
	steps:
	- name: "Checkout code"
	uses: actions/checkout@v4

	- run: \|
	echo "package=$(ls -F \| grep \/$ \| grep -v "scripts\\|examples\\|tests\\|config" \| sed -n "s/\///g;1p")" >> $GITHUB_ENV

	- name: "Set up Python"
	uses: actions/setup-python@v5
	with:
	python-version-file: 'pyproject.toml'

	- name: "Cache pip"
	uses: actions/cache@v4
	with:
	# This path is specific to Ubuntu
	path: ~/.cache/pip
	# Look to see if there is a cache hit for the corresponding requirements file
	key: ${{ runner.os }}-pip-${{ hashFiles('requirements*.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	${{ runner.os }}-

	- name: "Install dependencies"
	run: \|
	python -m pip install --upgrade pip
	if [ -f requirements-test.txt ]; then
	scripts/install_requirements requirements-test.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
	elif [ -f requirements-dev.txt ]; then
	scripts/install_requirements requirements-dev.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
	elif [ -f requirements.txt ]; then
	scripts/install_requirements requirements.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
	fi
	pip install flake8-eradicate

	if [ -d custom_components ]; then
	echo '"""Stub."""' >custom_components/__init__.py
	fi

	- name: "Lint with flake8 & mypy"
	run: \|
	flake8 ${{ env.package }} tests
	mypy --warn-unreachable ${{ env.package }} tests

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