Macos12 #304

	name: Lint

	on:
	push:
	branches:
	- maintenance/**
	pull_request:
	branches:
	- main
	- maintenance/**

	permissions:
	contents: read # to fetch code (actions/checkout)

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	test_lint:
	name: Lint
	# If using act to run CI locally the github object does not exist and the usual skipping should not be enforced
	if: "github.repository == 'scipy/scipy' \|\| github.repository == ''"
	runs-on: ubuntu-22.04
	strategy:
	matrix:
	python-version: ['3.11']

	steps:
	- uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	with:
	fetch-depth: 0 # previous commits used in tools/lint.py
	submodules: recursive

	- name: Setup Python
	uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Python packages
	run: \|
	python -m pip install ruff cython-lint packaging

	- name: Lint
	run: \|
	set -euo pipefail
	python tools/lint.py --diff-against origin/$GITHUB_BASE_REF
	python tools/unicode-check.py
	python tools/check_test_name.py

	- name: Check that Python.h is first in any file including it.
	shell: bash
	run: \|
	python tools/check_python_h_first.py

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