version: 2.1

# the default pipeline parameters, which will be updated according to
# the results of the path-filtering orb
parameters:
  lint_only:
    type: boolean
    default: false

jobs:
  lint:
    docker:
      - image: cimg/python:3.7.4
    steps:
      - checkout
      - run:
          name: Install pre-commit hook
          command: |
            pip install pre-commit
            pre-commit install
      - run:
          name: Linting
          command: pre-commit run --all-files
      - run:
          name: Check docstring coverage
          command: |
            pip install interrogate
            interrogate -v --ignore-init-method --ignore-module --ignore-nested-functions --ignore-regex "__repr__" --fail-under 50 mmpose
  build_cpu:
    parameters:
      # The python version must match available image tags in
      # https://circleci.com/developer/images/image/cimg/python
      python:
        type: string
      torch:
        type: string
      torchvision:
        type: string
    docker:
      - image: cimg/python:<< parameters.python >>
    resource_class: large
    steps:
      - checkout
      - run:
          name: Install Libraries
          command: |
            sudo apt-get update
            sudo apt-get install -y ffmpeg libsm6 libxext6 git ninja-build libglib2.0-0 libsm6 libxrender-dev libxext6 libturbojpeg
      - run:
          name: Configure Python & pip
          command: |
            python -m pip install --upgrade pip
            python -m pip install wheel
      - run:
          name: Install PyTorch
          command: |
            python -V
            python -m pip install torch==<< parameters.torch >>+cpu torchvision==<< parameters.torchvision >>+cpu -f https://download.pytorch.org/whl/torch_stable.html
      - run:
          name: Install mmpose dependencies
          command: |
            python -m pip install mmcv-full -f https://download.openmmlab.com/mmcv/dist/cpu/torch<< parameters.torch >>/index.html
            python -m pip install mmdet
            python -m pip install mmtrack
            python -m pip install -r requirements.txt
            python -m pip install -r requirements/poseval.txt
            python -m pip install albumentations>=0.3.2 --no-binary imgaug,albumentations
      - run:
          name: Build and install
          command: |
            python -m pip install -e .
      - run:
          name: Run unittests
          command: |
            python -m coverage run --branch --source mmpose -m pytest tests/
            python -m coverage xml
            python -m coverage report -m

  build_cuda:
    parameters:
      # The python version must match available image tags in
      # https://circleci.com/developer/images/image/cimg/python
      python:
        type: string
      torch:
        type: string
      torchvision:
        type: string
      cuda:
        type: string
        default: cu102
    machine:
      image: ubuntu-1604-cuda-10.2:202012-01
    resource_class: gpu.nvidia.small
    steps:
      - checkout
      - run:
          name: Install Libraries
          command: |
            sudo apt-get update
            sudo apt-get install -y git ninja-build libglib2.0-0 libsm6 libxrender-dev libxext6 libgl1-mesa-glx
            pyenv versions
      - run:
          name: Configure Python & pip
          command: |
            pyenv global << parameters.python >>
            python -m pip install --upgrade pip
            python -m pip install wheel
      - run:
          name: Install PyTorch
          command: |
            python -V
            python -m pip install torch==<< parameters.torch >>+<< parameters.cuda >> torchvision==<< parameters.torchvision >>+<< parameters.cuda >> -f https://download.pytorch.org/whl/torch_stable.html
      - run:
          name: Install mmocr dependencies
          command: |
            python -m pip install mmcv-full -f https://download.openmmlab.com/mmcv/dist/<< parameters.cuda >>/torch<< parameters.torch >>/index.html
            python -m pip install mmdet
            python -m pip install -r requirements.txt
            python -m pip install -r requirements/poseval.txt
            python -m pip install albumentations>=0.3.2 --no-binary imgaug,albumentations
      - run:
          name: Build and install
          command: |
            python setup.py check -m -s
            TORCH_CUDA_ARCH_LIST=7.0 python -m pip install -e .
      - run:
          name: Run unittests
          command: |
            python -m pytest tests/

workflows:
  pr_stage_lint:
    when: << pipeline.parameters.lint_only >>
    jobs:
      - lint:
          name: lint
          filters:
            branches:
              ignore:
                - main
  pr_stage_test:
    when:
      not:
        << pipeline.parameters.lint_only >>
    jobs:
      - lint:
          name: lint
          filters:
            branches:
              ignore:
                - main
      - build_cpu:
          name: minimum_version_cpu
          torch: 1.6.0
          torchvision: 0.7.0
          python: 3.6.9  # The lowest python 3.6.x version available on CircleCI images
          requires:
            - lint
      - build_cpu:
          name: maximum_version_cpu
          torch: 1.9.0
          torchvision: 0.10.0
          python: 3.9.0
          requires:
            - minimum_version_cpu
      - hold:
          type: approval
          requires:
            - maximum_version_cpu
      - build_cuda:
          name: mainstream_version_gpu
          torch: 1.8.1
          torchvision: 0.9.1
          python: 3.8.6
          requires:
            - hold
  merge_stage_test:
    when:
      not:
        << pipeline.parameters.lint_only >>
    jobs:
      - build_cuda:
          name: minimum_version_gpu
          torch: 1.6.0
          torchvision: 0.7.0
          python: 3.6.12
          cuda: cu101
          filters:
            branches:
              only:
                - main