ci.yml

# adapted from https://github.com/actions/starter-workflows/blob/master/ci/python-package.yml

name: CI

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  lint:

    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.9]

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        sudo apt install -y pandoc gsfonts
        python -m pip install --upgrade pip
        pip install jaxlib
        pip install jax
        pip install black
        pip install .[doc,test]
        pip install https://github.com/pyro-ppl/funsor/archive/master.zip
        pip install -r docs/requirements.txt
        pip freeze
    - name: Lint with flake8
      run: |
        make lint
    - name: Build documentation
      run: |
        make docs
    - name: Test documentation
      run: |
        make doctest
        python -m doctest -v README.md


  test-modeling:

    runs-on: ubuntu-latest
    needs: lint
    strategy:
      matrix:
        python-version: [3.9]

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        sudo apt install -y graphviz
        python -m pip install --upgrade pip
        # Keep track of pyro-api master branch
        pip install https://github.com/pyro-ppl/pyro-api/archive/master.zip
        pip install jaxlib
        pip install jax
        pip install https://github.com/pyro-ppl/funsor/archive/master.zip
        pip install .[dev,test]
        pip freeze
    - name: Test with pytest
      run: |
        CI=1 pytest -vs -k "not test_example" --durations=100 --ignore=test/infer/ --ignore=test/contrib/


  test-inference:

    runs-on: ubuntu-latest
    needs: lint
    strategy:
      matrix:
        python-version: [3.9]

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        # Keep track of pyro-api master branch
        pip install https://github.com/pyro-ppl/pyro-api/archive/master.zip
        pip install jaxlib
        pip install jax
        pip install https://github.com/pyro-ppl/funsor/archive/master.zip
        pip install .[dev,test]
        pip freeze
    - name: Test with pytest
      run: |
        pytest -vs --durations=20 test/infer/test_mcmc.py
        pytest -vs --durations=20 test/infer --ignore=test/infer/test_mcmc.py
        pytest -vs --durations=20 test/contrib
    - name: Test x64
      run: |
        JAX_ENABLE_X64=1 pytest -vs test/infer/test_mcmc.py -k x64
    - name: Test chains
      run: |
        XLA_FLAGS="--xla_force_host_platform_device_count=2" pytest -vs test/infer/test_mcmc.py -k "chain or pmap or vmap"
        XLA_FLAGS="--xla_force_host_platform_device_count=2" pytest -vs test/contrib/test_tfp.py -k "chain"
        XLA_FLAGS="--xla_force_host_platform_device_count=2" pytest -vs test/infer/test_hmc_gibbs.py -k "chain"
    - name: Test custom prng
      run: |
        JAX_ENABLE_CUSTOM_PRNG=1 pytest -vs test/infer/test_mcmc.py


  examples:

    runs-on: ubuntu-latest
    needs: lint
    strategy:
      matrix:
        python-version: [3.9]

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install jaxlib
        pip install jax
        pip install https://github.com/pyro-ppl/funsor/archive/master.zip
        pip install .[dev,examples,test]
        pip freeze
    - name: Test with pytest
      run: |
        CI=1 XLA_FLAGS="--xla_force_host_platform_device_count=2" pytest -vs -k test_example