ci-python-functions.yaml

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name: CI - Python Functions
on:
  pull_request:
    branches:
      - master
    paths:
      - '.github/workflows/**'
      - 'pulsar-functions/instance/src/main/python/**'
      - 'pulsar-functions/instance/src/test/python/**'
      - 'pulsar-functions/instance/src/scripts/**'
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  preconditions:
    name: Preconditions
    runs-on: ubuntu-24.04
    outputs:
      docs_only: ${{ steps.check_changes.outputs.docs_only }}
    steps:
      - name: checkout
        uses: actions/checkout@v6

      - name: Detect changed files
        id: changes
        uses: apache/pulsar-test-infra/paths-filter@master
        with:
          filters: .github/changes-filter.yaml
          list-files: csv

      - name: Check changed files
        id: check_changes
        run: |
          if [[ "${GITHUB_EVENT_NAME}" != "schedule" ]]; then
            echo "docs_only=${{ fromJSON(steps.changes.outputs.all_count) == fromJSON(steps.changes.outputs.docs_count) && fromJSON(steps.changes.outputs.docs_count) > 0 }}" >> $GITHUB_OUTPUT
          else
            echo docs_only=false >> $GITHUB_OUTPUT
          fi

      - name: Check if the PR is ready for running CI
        if: ${{ steps.check_changes.outputs.docs_only != 'true' && github.repository == 'apache/pulsar' && github.event_name == 'pull_request' }}
        uses: ./.github/actions/check-pr-ready-to-test

  instance-tests:
    needs: preconditions
    if: ${{ needs.preconditions.outputs.docs_only != 'true' }}
    name: Python ${{ matrix.python-version }} Functions instance tests
    runs-on: ubuntu-24.04
    strategy:
      fail-fast: false
      matrix:
        python-version: ['3.12', '3.13']

    steps:
      - name: checkout
        uses: actions/checkout@v6

      - name: Tune Runner VM
        uses: ./.github/actions/tune-runner-vm

      - name: Set up Python
        uses: actions/setup-python@v6
        with:
          python-version: ${{ matrix.python-version }}

      - name: Run Python instance tests
        run: |
          ./pulsar-functions/instance/src/scripts/run_python_instance_tests.sh