python-package.yml

# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: python-package

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main, develop ]

jobs:
  linting:
    strategy:
      matrix:
        python-version: [3.11, 3.12, 3.13]
        os: [ubuntu-latest, ubuntu-22.04]

    runs-on: ${{matrix.os}}
    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install flake8
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
    - name: Lint with flake8
      run: |
        # stop the build if there are Python syntax errors or undefined names
        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
        # flake8 options are defined in setup.cfg
        flake8 . --count --statistics

  formatting:
    strategy:
      matrix:
        python-version: [3.13]
        os: [ubuntu-latest, ubuntu-22.04]

    runs-on: ${{matrix.os}}
    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install black
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
        # Add LLVM key and install clang-16
        sudo apt-get update
        sudo apt-get install -y software-properties-common wget gnupg
        wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key | sudo tee /etc/apt/trusted.gpg.d/apt.llvm.org.asc
        DISTRIB_CODENAME=$(lsb_release -sc)
        echo "deb http://apt.llvm.org/${DISTRIB_CODENAME}/ llvm-toolchain-${DISTRIB_CODENAME}-16 main" | sudo tee /etc/apt/sources.list.d/llvm-16.list
        if sudo apt-get update 2>&1 | grep -q "llvm-toolchain-${DISTRIB_CODENAME}-16"; then
          echo "LLVM repository added successfully"
        fi
        if sudo apt-get install -y clang-format-16 2>/dev/null; then
          echo "Installed clang-format-16"
          echo "CLANG_FORMAT=clang-format-16" >> $GITHUB_ENV
        fi
    - name: black format
      run: |
        black --diff --check .
    - name: clang-format
      run: |
        set +e
        FILES=$(find include src examples -type f | egrep '\.hpp$|\.cpp$|\.cpp\.in$')
        FORMAT_OUT=$($CLANG_FORMAT -output-replacements-xml ${FILES})
        RET=$(echo ${FORMAT_OUT} | grep -c '<replacement ')
        if [ "${RET}" -ne 0 ]; then
          echo -e "\nError! Code not formatted. Detected ${RET} lines\n"
          $CLANG_FORMAT -i ${FILES}
          git diff
          exit ${RET}
        fi