Sorted imports #1435

	name: Tests

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- master
	- stable
	- v*

	concurrency:
	group: test-${{ github.ref }}
	cancel-in-progress: false

	jobs:
	# This is the "main" test suite, which tests a large number of different
	# versions of default compilers and Python versions in GitHub Actions.
	standard:
	strategy:
	fail-fast: false
	matrix:
	os: ['ubuntu-latest', 'windows-2022', 'macos-latest']
	python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13.0-alpha.3', 'pypy3.9-v7.3.12', 'pypy3.10-v7.3.12']

	name: "Python ${{ matrix.python }} / ${{ matrix.os }}"
	runs-on: ${{ matrix.os }}

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true

	- name: Setup Python ${{ matrix.python }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}
	cache: 'pip'

	- name: Install the latest CMake
	uses: lukka/get-cmake@latest

	- name: Install Eigen
	if: matrix.os == 'ubuntu-latest'
	run: sudo apt-get -y install libeigen3-dev

	- name: Install PyTest
	run: \|
	python -m pip install pytest pytest-github-actions-annotate-failures typing_extensions

	- name: Install NumPy
	if: ${{ !startsWith(matrix.python, 'pypy') && !contains(matrix.python, 'alpha') }}
	run: \|
	python -m pip install numpy scipy

	- name: Configure
	run: >
	cmake -S . -B build -DNB_TEST_STABLE_ABI=ON -DNB_TEST_SHARED_BUILD="$(python3 -c 'import sys; print(int(sys.version_info.minor>=11))')"

	- name: Build C++
	run: cmake --build build -j 2

	- name: Run tests
	run: >
	cd build;
	python -m pytest

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