gpu-multi.yml

name: gpu-multi

on:
  workflow_dispatch:
  push:
    branches: [main]
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+"
  pull_request:
    branches: [main]
    types: [opened, synchronize, reopened]

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

jobs:
  check-changes-tf:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: 3.8
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install GitPython
          pip install . --no-deps
      - name: Get changed backends
        id: backend_check
        run: |
          echo "changed=$(python ci/get_changed_backends.py --backend tensorflow --branch ${{github.base_ref}})" >> "$GITHUB_OUTPUT"
    outputs:
      needs_testing: ${{ steps.backend_check.outputs.changed }}

  tensorflow:
    needs: check-changes-tf
    if: ${{needs.check-changes-tf.outputs.needs_testing == 'true' || github.ref == 'refs/heads/main'}}
    runs-on: 2GPU

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Run tests
        run: |
          ref_type=${{ github.ref_type }}
          branch=main
          if [[ $ref_type == "tag"* ]]
          then
            git -c protocol.version=2 fetch --no-tags --prune --progress --no-recurse-submodules --depth=1 origin +refs/heads/release*:refs/remotes/origin/release*
            branch=$(git branch -r --contains ${{ github.ref_name }} --list '*release*' --format "%(refname:short)" | sed -e 's/^origin\///')
          fi
          if [[ "${{ github.ref }}" != 'refs/heads/main' ]]; then
              extra_pytest_markers="and changed"
          fi
          cd ${{ github.workspace }}; EXTRA_PYTEST_MARKERS=$extra_pytest_markers MERLIN_BRANCH=$branch COMPARE_BRANCH=${{ github.base_ref }} tox -e multi-gpu