linux_intel_oneAPI.yml

name: Intel oneAPI tests

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

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

# The environment variable LINUX_BASEKIT_URL and LINUX_HPCKIT_URL
# store the URL for downloading Intel oneAPI.
# Reference - https://github.com/oneapi-src/oneapi-ci/blob/b4a96bd1888c130fcb73524d2b77b90f43681cbc/.github/workflows/build_all.yml#L11-L12
env:
  LINUX_BASEKIT_URL: https://registrationcenter-download.intel.com/akdlm/IRC_NAS/9a98af19-1c68-46ce-9fdd-e249240c7c42/l_BaseKit_p_2024.2.0.634_offline.sh
  LINUX_HPCKIT_URL: https://registrationcenter-download.intel.com/akdlm/IRC_NAS/d4e49548-1492-45c9-b678-8268cb0f1b05/l_HPCKit_p_2024.2.0.635_offline.sh

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

jobs:
  get_commit_message:
    name: Get commit message
    uses: ./.github/workflows/commit_message.yml

  icx_icpx_ifx_mkl:
    name: py3.12, dev.py
    needs: get_commit_message
    # Ensure (a) this doesn't run on forks by default, and
    #        (b) it does run with Act locally (`github` doesn't exist there)
    if: >
      needs.get_commit_message.outputs.message == 1
      && (github.repository == 'scipy/scipy' || github.repository == '')
    runs-on: ubuntu-24.04
    strategy:
      matrix:
        python-version: ["3.12"]

    steps:
      - name: Checkout
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
        with:
          submodules: recursive

      - name: Setup Conda
        uses: conda-incubator/setup-miniconda@d2e6a045a86077fb6cad6f5adf368e9076ddaa8d # v3.1.0
        with:
          python-version: ${{ matrix.python-version }}
          channels: conda-forge
          channel-priority: true
          activate-environment: scipy-dev
          use-only-tar-bz2: false
          miniforge-variant: Miniforge3
          miniforge-version: latest
          use-mamba: true

      - name: Update Conda Environment
        shell: bash -l {0}
        run: |
          conda activate scipy-dev
          conda install -c conda-forge pkg-config meson meson-python ninja numpy cython pybind11 pytest pytest-xdist pytest-timeout pytest-fail-slow pooch rich-click click doit pydevtool hypothesis

      - name: cache install
        id: cache-install
        uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4.1.2
        with:
          path: |
              /opt/intel/oneapi/
          key: install-${{ env.LINUX_BASEKIT_URL }}-${{ env.LINUX_HPCKIT_URL }}-compiler
      - name: Install oneAPI Base kit
        if: steps.cache-install.outputs.cache-hit != 'true'
        run: |
          printenv LINUX_BASEKIT_URL
          bash tools/install_intel_oneAPI_linux.sh $LINUX_BASEKIT_URL
      - name: Install oneAPI HPC kit
        if: steps.cache-install.outputs.cache-hit != 'true'
        run: |
          printenv LINUX_HPCKIT_URL
          bash tools/install_intel_oneAPI_linux.sh $LINUX_HPCKIT_URL

      - name: Initialise Intel oneAPI and Build SciPy
        shell: bash -l {0}
        run: |
          . /opt/intel/oneapi/setvars.sh --force
          conda activate scipy-dev
          # Note that we have to install Pythran from PyPI to avoid pulling in compilers
          # from conda-forge (those may break Intel Fortran, which rely on system GCC/Clang,
          # xref https://github.com/conda-forge/pythran-feedstock/issues/77).
          pip install pythran
          unset FFLAGS
          CC=icx CXX=icpx FC=ifx python dev.py build -C-Dblas=mkl-dynamic-lp64-iomp -C-Dlapack=mkl-dynamic-lp64-iomp

      - name: Test scipy
        shell: bash -l {0}
        run: |
          . /opt/intel/oneapi/setvars.sh --force
          conda activate scipy-dev
          python dev.py test