pytorch-version-tests.yml

name: PyTorch version tests

on:
  # https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-syntax-for-github-actions#onschedule
  schedule:
    # Run at 00:00 UTC Every Day
    - cron: "0 0 * * *"
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    timeout-minutes: 45
    strategy:
      max-parallel: 10
      fail-fast: false
      matrix:
        python-version: [3.8, 3.9, "3.10"]
        pytorch-version:
          [1.13.1, 1.12.1, 1.11.0, 1.10.0, 1.9.1, 1.8.1, 1.7.1, 1.6.0, 1.5.1, 1.4.0]
        exclude:
          - pytorch-version: 1.4.0
            python-version: 3.9
          - pytorch-version: 1.4.0
            python-version: 3.10
            
          - pytorch-version: 1.5.1
            python-version: 3.9
          - pytorch-version: 1.5.1
            python-version: 3.10

          - pytorch-version: 1.6.0
            python-version: 3.9
          - pytorch-version: 1.6.0
            python-version: 3.10

          # disabling python 3.9 support with PyTorch 1.7.1 and 1.8.1, to stop repeated pytorch-version test fail.
          # https://github.com/pytorch/ignite/issues/2383
          - pytorch-version: 1.7.1
            python-version: 3.9
          - pytorch-version: 1.7.1
            python-version: 3.10

          - pytorch-version: 1.8.1
            python-version: 3.9
          - pytorch-version: 1.8.1
            python-version: 3.10

          - pytorch-version: 1.9.1
            python-version: 3.10

          - pytorch-version: 1.10.0
            python-version: 3.10

          - pytorch-version: 1.11.0
            python-version: 3.10

    steps:
      - uses: actions/checkout@v3

      - name: Get year & week number
        id: get-date
        run: echo "date=$(/bin/date "+%Y-%U")" >> $GITHUB_OUTPUT
        shell: bash -l {0}

      - name: Get pip cache dir
        id: pip-cache
        run: |
          python3 -m pip install -U pip
          echo "pip_cache=$(python3 -m pip cache dir)" >> $GITHUB_OUTPUT
        shell: bash -l {0}

      - uses: actions/cache@v3
        with:
          path: |
            ~/conda_pkgs_dir
            ${{ steps.pip-cache.outputs.pip_cache }}
          key: ${{ steps.get-date.outputs.date }}-pytorch-${{ runner.os }}-${{ matrix.python-version }}-${{ matrix.pytorch-version }}-${{ hashFiles('requirements-dev.txt') }}
          restore-keys: |
            ${{ steps.get-date.outputs.date }}-pytorch-${{ runner.os }}-${{ matrix.python-version }}-${{ matrix.pytorch-version }}-

      - name: Setup Miniconda
        uses: conda-incubator/setup-miniconda@v2
        with:
          miniconda-version: "latest"
          python-version: ${{ matrix.python-version }}
          use-only-tar-bz2: true # IMPORTANT: This needs to be set for caching to work properly!

      - name: Install dependencies
        shell: bash -l {0}
        if: ${{ matrix.pytorch-version != '1.4.0' }}
        run: |
          conda install pytorch=${{ matrix.pytorch-version }} torchvision cpuonly python=${{ matrix.python-version }} -c pytorch
          pip install -r requirements-dev.txt
          python setup.py install

      # There is no more torchvision 0.5.0 binaries in anaconda pytorch channel:
      # https://anaconda.org/pytorch/torchvision/files 
      - name: Install appropriate dependencies for PyTorch 1.4.0
        shell: bash -l {0}
        if: ${{ matrix.pytorch-version == '1.4.0' }}
        run: |         
          conda install pytorch=${{ matrix.pytorch-version }} cpuonly python=${{ matrix.python-version }} -c pytorch
          pip install torchvision==0.5.0
          pip install -r requirements-dev.txt
          python setup.py install

      - name: Download MNIST
        uses: pytorch-ignite/download-mnist-github-action@master
        with:
          target_dir: /tmp

      - name: Run Tests
        shell: bash -l {0}
        run: |
          bash tests/run_cpu_tests.sh "not test_time_profilers"

  create-issue:
    runs-on: ubuntu-latest
    # https://docs.github.com/en/actions/reference/context-and-expression-syntax-for-github-actions#needs-context
    needs: build
    if: always() && needs.build.result == 'failure'
    steps:
      - uses: actions/checkout@v3
      - uses: JasonEtco/create-an-issue@v2
        name: Create issue if pytorch version tests failed
        with:
          filename: .github/failed_schedule_issue_template.md
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}