ci.yml

name: Continious Integration

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

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        operating-system: [ubuntu-latest, windows-latest, macos-latest]
        python-version: [3.7, 3.8, 3.9, "3.10"]
        torch-version: [1.11.0, 1.12.1, 1.13.0]
      fail-fast: false

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}

      - name: Restore Ubuntu cache
        uses: actions/cache@v2
        if: matrix.operating-system == 'ubuntu-latest'
        with:
          path: ~/.cache/pip
          key: ${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('**/setup.py')}}
          restore-keys: ${{ matrix.os }}-${{ matrix.python-version }}-

      - name: Restore MacOS cache
        uses: actions/cache@v2
        if: matrix.operating-system == 'macos-latest'
        with:
          path: ~/Library/Caches/pip
          key: ${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('**/setup.py')}}
          restore-keys: ${{ matrix.os }}-${{ matrix.python-version }}-

      - name: Restore Windows cache
        uses: actions/cache@v2
        if: matrix.operating-system == 'windows-latest'
        with:
          path: ~\AppData\Local\pip\Cache
          key: ${{ matrix.os }}-${{ matrix.python-version }}-${{ hashFiles('**/setup.py')}}
          restore-keys: ${{ matrix.os }}-${{ matrix.python-version }}-

      - name: Update pip
        run: python -m pip install --upgrade pip

      - name: Install PyTorch on Linux and Windows
        if: >
          matrix.operating-system == 'ubuntu-latest' ||
          matrix.operating-system == 'windows-latest'
        run: >
          pip install torch==${{ matrix.torch-version }}+cpu
          -f https://download.pytorch.org/whl/torch_stable.html

      - name: Install PyTorch on MacOS
        if: matrix.operating-system == 'macos-latest'
        run: pip install torch==${{ matrix.torch-version }}

      - name: Lint with flake8, black and isort
        run: |
          pip install .[dev]
          # stop the build if there are Python syntax errors or undefined names
          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
          black . --check --config pyproject.toml
          isort -c .
          # exit-zero treats all errors as warnings. Allowed max line length is 120.
          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=120 --statistics

      - name: Install Pytorchvideo from main branch
        run: pip install git+https://github.com/facebookresearch/pytorchvideo.git

      - name: Install HF/Transformers from main branch
        run: pip install -U git+https://github.com/huggingface/transformers.git

      - name: Install video-transformers package from local setup.py
        run: >
          pip install .

      - name: Install test dependencies
        run: >
          pip install .[test]

      - name: Unittest video-transformers
        run: |
          python -m unittest