Add support for Python 3.12 and drop EOL 3.7 #45

	---
	name: Linting
	on:
	push:
	branches-ignore:
	- auto-backport-of-pr-[0-9]+
	- v[0-9]+.[0-9]+.[0-9x]+-doc
	pull_request:

	jobs:
	flake8:
	name: flake8
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Python 3
	uses: actions/setup-python@v4
	with:
	python-version: 3.9

	- name: Install flake8
	run: pip3 install flake8

	- name: Set up reviewdog
	run: \|
	mkdir -p "$HOME/bin"
	curl -sfL \
	https://github.com/reviewdog/reviewdog/raw/master/install.sh \| \
	sh -s -- -b "$HOME/bin"
	echo "$HOME/bin" >> $GITHUB_PATH

	- name: Run flake8
	env:
	REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	set -o pipefail
	flake8 \| \
	reviewdog -f=pep8 -name=flake8 \
	-tee -reporter=github-check -filter-mode nofilter

	mypy:
	name: "Mypy"
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Python
	uses: actions/setup-python@v4

	- name: Set up reviewdog
	run: \|
	mkdir -p "$HOME/bin"
	curl -sfL \
	https://github.com/reviewdog/reviewdog/raw/master/install.sh \| \
	sh -s -- -b "$HOME/bin"
	echo "$HOME/bin" >> $GITHUB_PATH

	- name: Install Python dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install --upgrade mypy==1.2.0

	- name: Install cycler
	run: \|
	python -m pip install --no-deps -e .

	- name: Run mypy
	env:
	REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	mypy cycler test_cycler.py \| \
	reviewdog -f=mypy -name=mypy \
	-tee -reporter=github-check -filter-mode nofilter

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