refactor: reduce use of temporary variables like msg for logging #53

	# This is a GitHub workflow defining a set of jobs with a set of steps.
	# ref: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions
	#
	name: Tests

	on:
	pull_request:
	paths-ignore:
	- "**.md"
	- ".github/workflows/*.yaml"
	- "!.github/workflows/test.yaml"
	push:
	paths-ignore:
	- "**.md"
	- ".github/workflows/*.yaml"
	- "!.github/workflows/test.yaml"
	branches-ignore:
	- "dependabot/**"
	- "pre-commit-ci-update-config"
	tags: ["**"]
	workflow_dispatch:

	env:
	LDAP_HOST: 127.0.0.1

	jobs:
	test:
	runs-on: ubuntu-latest
	timeout-minutes: 10

	strategy:
	fail-fast: false
	matrix:
	include:
	- python-version: "3.9"
	pip-install-spec: "jupyterhub==4.*"
	- python-version: "3.12"
	pip-install-spec: "jupyterhub==5.*"
	- python-version: "3.x"
	pip-install-spec: "--pre jupyterhub"

	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "${{ matrix.python-version }}"

	- name: Install Python dependencies
	run: \|
	pip install ${{ matrix.pip-install-spec }}
	pip install -e ".[test]"

	- name: List packages
	run: pip freeze

	- name: Run tests
	run: \|
	# start LDAP server
	ci/docker-ldap.sh

	pytest --cov=ldapauthenticator

	# GitHub action reference: https://github.com/codecov/codecov-action
	- uses: codecov/codecov-action@v4

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