Bump actions/setup-python from 4 to 5 #343

	---
	name: Test

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "pypy3.8"]
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: Get pip cache dir
	id: pip-cache
	run: \|
	echo "::set-output name=dir::$(pip cache dir)"

	- name: Cache
	uses: actions/cache@v3
	with:
	path: ${{ steps.pip-cache.outputs.dir }}
	key:
	${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('**/setup.py') }}
	restore-keys: \|
	${{ matrix.os }}-${{ matrix.python-version }}-

	- name: Install dependencies
	shell: bash
	run: \|
	python -m pip install -U pip setuptools>=18.5
	python -m pip install -r requirements-dev.txt

	- name: Run tests, linting, and everything else
	shell: bash
	run: tox

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