add noblas flag #11

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	name: Linux tests

	# This file is meant for testing across supported Python versions, build types
	# and interpreters (PyPy, python-dbg, a pre-release Python in summer time),
	# build-via-sdist, run benchmarks, measure code coverage, and other build
	# options like relaxed-strides.

	on:
	push:
	branches:
	# coverage comparison in the "full" step needs to run on main after merges
	- ci-fix-linux
	pull_request:
	branches:
	- main
	- maintenance/**

	defaults:
	run:
	shell: bash

	env:
	DOWNLOAD_OPENBLAS: 1

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

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

	jobs:
	lint:
	if: github.repository == 'numpy/numpy' && github.event_name != 'push'
	runs-on: ubuntu-latest
	continue-on-error: true
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.9'
	- name: Install linter requirements
	run:
	python -m pip install -r linter_requirements.txt
	- name: Run linter on PR diff
	run:
	python tools/linter.py --branch origin/${{ github.base_ref }}

	smoke_test:
	if: "github.repository == 'numpy/numpy'"
	runs-on: ubuntu-latest
	env:
	MESON_ARGS: "-Dallow-noblas=true -Dcpu-baseline=none -Dcpu-dispatch=none"
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.9'
	- uses: ./.github/meson_actions

	basic:
	needs: [smoke_test]
	runs-on: ubuntu-latest
	if: github.event_name != 'push'
	strategy:
	matrix:
	python-version: ["3.9", "pypy3.9-v7.3.12"]
	env:
	EXPECT_CPU_FEATURES: "SSE SSE2 SSE3 SSSE3 SSE41 POPCNT SSE42 AVX F16C FMA3 AVX2 AVX512F AVX512CD AVX512_KNL AVX512_KNM AVX512_SKX AVX512_CLX AVX512_CNL AVX512_ICL"
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: ${{ matrix.python-version }}
	- uses: ./.github/actions

	debug:
	# needs: [smoke_test]
	runs-on: ubuntu-latest
	# if: github.event_name != 'push'
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- name: Install debug Python and system dependencies
	run: \|
	sudo apt install python3-dbg python3-dev gfortran
	- name: Build NumPy and install into venv
	run: \|
	python3-dbg -m venv venv
	source venv/bin/activate
	pip install -U pip
	pip install . -Csetup-args=-Dbuildtype=debug -Csetup-args=-Dallow-noblas=true
	- name: Install test dependencies
	run: \|
	source venv/bin/activate
	pip install -r test_requirements.txt
	- name: Run test suite
	run: \|
	source venv/bin/activate
	cd tools
	pytest --pyargs numpy -m "not slow"

	full:
	# Build a wheel, install it, then run the full test suite with code coverage
	needs: [smoke_test]
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.9'
	- name: Install build and test dependencies from PyPI
	run: \|
	pip install -r build_requirements.txt
	pip install -r test_requirements.txt
	- name: Install gfortran and OpenBLAS (MacPython build)
	run: \|
	set -xe
	sudo apt install gfortran libgfortran5
	target=$(python tools/openblas_support.py)
	sudo cp -r $target/lib/* /usr/lib
	sudo cp $target/include/* /usr/include
	- name: Build a wheel
	run: \|
	python -m build --wheel --no-isolation --skip-dependency-check
	pip install dist/numpy*.whl
	- name: Run full test suite
	run: \|
	cd tools
	pytest --pyargs numpy --cov-report=html:build/coverage
	# TODO: gcov

	benchmark:
	needs: [smoke_test]
	runs-on: ubuntu-latest
	if: github.event_name != 'push'
	env:
	PYTHONOPTIMIZE: 2
	BLAS: None
	LAPACK: None
	ATLAS: None
	NPY_BLAS_ORDER: mkl,blis,openblas,atlas,blas
	NPY_LAPACK_ORDER: MKL,OPENBLAS,ATLAS,LAPACK
	USE_ASV: 1
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.9'
	- uses: ./.github/actions

	relaxed_strides_debug:
	needs: [smoke_test]
	runs-on: ubuntu-latest
	if: github.event_name != 'push'
	env:
	CHECK_BLAS: 1
	NPY_USE_BLAS_ILP64: 1
	NPY_RELAXED_STRIDES_DEBUG: 1
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.11'
	- uses: ./.github/actions

	sdist:
	needs: [smoke_test]
	runs-on: ubuntu-latest
	if: github.event_name != 'push'
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.11'
	- name: Install gfortran and OpenBLAS (MacPython build)
	run: \|
	set -xe
	sudo apt install gfortran libgfortran5
	target=$(python tools/openblas_support.py)
	sudo cp -r $target/lib/* /usr/lib
	sudo cp $target/include/* /usr/include
	- name: Build a wheel via an sdist
	run: \|
	pip install build
	python -m build
	pip install dist/numpy*.whl
	- name: Install test dependencies
	run: \|
	pip install -r test_requirements.txt
	pip install ninja
	- name: Run test suite
	run: \|
	cd tools
	pytest --pyargs numpy -m "not slow"

	custom_checks:
	needs: [smoke_test]
	runs-on: ubuntu-latest
	if: github.event_name != 'push'
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: actions/setup-python@61a6322f88396a6271a6ee3565807d608ecaddd1 # v4.7.0
	with:
	python-version: '3.11'
	- name: Install build and test dependencies from PyPI
	run: \|
	pip install -r build_requirements.txt
	pip install -r test_requirements.txt
	pip install vulture
	- name: Build and install NumPy
	run: \|
	# Install using the fastests way to build (no BLAS, no SIMD)
	spin build -j2 -- -Dallow-noblas=true -Dcpu-baseline=none -Dcpu-dispatch=none
	- name: Check build-internal dependencies
	run: \|
	ninja -C build -t missingdeps
	- name: Check installed test and stub files
	run: \|
	python tools/check_installed_files.py $(find ./build-install -path '*/site-packages/numpy')
	- name: Check for unreachable code paths in Python modules
	run: \|
	# Need the explicit `bash -c` here because `grep` returns exit code 1 for no matches
	bash -c "! vulture . --min-confidence 100 --exclude doc/,numpy/distutils/,vendored-meson/ \| grep 'unreachable'"

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add noblas flag #11

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add noblas flag #11

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