# Python CircleCI 2.0 configuration file
#
# Check https://circleci.com/docs/2.0/language-python/ for more details
#
version: 2.0

references:

  install_deps: &install_deps
    run:
      name: Install Dependences
      command: |
        pip install "$TORCH_VERSION" --user
        # this is temporal fix til test-tube is not merged and released
        pip install -r requirements.txt --user
        sudo pip install pytest pytest-cov pytest-flake8
        pip install -r ./tests/requirements.txt --user

  tests: &tests
   run:
     name: Testing
     command: |
       python --version ; pip --version ; pip list
       py.test pytorch_lightning tests pl_examples -v --doctest-modules --junitxml=test-reports/pytest_junit.xml
     no_output_timeout: 15m

  format: &format
   run:
     name: Formatting
     command: |
       python --version ; pip --version ; pip list
       flake8

  make_docs: &make_docs
   run:
     name: Make Documentation
     command: |
       # sudo apt-get install pandoc
       pip install -r requirements.txt --user
       sudo pip install -r docs/requirements.txt
       # sphinx-apidoc -o ./docs/source ./pytorch_lightning **/test_* --force --follow-links
       cd docs; make clean ; make html

jobs:

  Build-Docs:
    docker:
      - image: circleci/python:3.7
    steps:
      - checkout
      - *make_docs

  Formatting:
    docker:
      - image: circleci/python:3.7
    environment:
        - TORCH_VERSION: "torch"
    steps:
      - checkout
      - *install_deps
      - *format

  PyTorch:
    docker:
      - image: circleci/python:3.7
    environment:
      - TORCH_VERSION: "torch"
    steps: &steps
      - checkout

      - *install_deps
      - *tests

      - store_test_results:
          path: test-reports
      - store_artifacts:
          path: test-reports

  PyTorch-v1.1:
    docker:
      - image: circleci/python:3.6
    environment:
      - TORCH_VERSION: "torch>=1.1, <1.2"
    steps: *steps

  PyTorch-v1.2:
    docker:
      - image: circleci/python:3.6
    environment:
      - TORCH_VERSION: "torch>=1.2, <1.3"
    steps: *steps

  PyTorch-v1.3:
    docker:
      - image: circleci/python:3.6
    environment:
      - TORCH_VERSION: "torch>=1.3, <1.4"
    steps: *steps

  PyTorch-v1.4:
    docker:
      - image: circleci/python:3.6
    environment:
      - TORCH_VERSION: "torch>=1.4, <1.5"
    steps: *steps

workflows:
  version: 2
  build:
    jobs:
      - Formatting
      - Build-Docs
      - PyTorch-v1.1
      - PyTorch-v1.2
      - PyTorch-v1.3
      - PyTorch-v1.4