language: python
#  ====== Linux =========
os:
  - linux
python:
  - "2.7"
  - "3.4"
  - "3.5"
  - "3.6"
  - "3.7"
# Install dependencies
before_install:
  - python --version
  - pip install -U -q pip
  - pip install -U -q pytest
  - pip install -q pytest-cov
  - pip install -q tox-travis
  - pip install -q -r requirements.txt
# Set-up for macOS and Windows and Linux
matrix:
  include:
    #  ====== macOS =========
    - name: "Python 2.7.14 on macOS 10.13"
      os: osx
      osx_image: xcode9.3  # Python 2.7.14_2 running on macOS 10.13
      language: shell  # 'language: python' errors on Travis CI macOS
      before_install:
        - python --version
        - pip install -U -q pytest --user
        - pip install -q pytest-cov --user
        - pip install -q tox-travis --user
        - pip install -q future --user  # Needed for pytorch in python 2.7
        - pip install -q -r requirements.txt --user
      install:
        - pip install -q torch torchvision --user
        - pip install -q -e . --user
      script: python -m pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py27
    - name: "Python 3.6.5 on macOS 10.13"
      os: osx
      osx_image: xcode9.4  # Python 3.6.5 running on macOS 10.13
      language: shell  # 'language: python' is an error on Travis CI macOS
      before_install:
        - python --version
        - pip3 install -U -q pip
        - pip3 install -U -q pytest
        - pip3 install -q pytest-cov
        - pip3 install -q tox-travis
        - pip3 install -q -r requirements.txt
      install:
        - pip install -q torch torchvision
        - pip3 install -q -e .
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py3
    - name: "Python 3.7.3 on macOS 10.13"
      os: osx
      osx_image: xcode10.2  # Python 3.7.3 running on macOS 10.13
      language: shell  # 'language: python' is an error on Travis CI macOS
      before_install:
        - python --version
        - pip3 install -U -q pip
        - pip3 install -U -q pytest
        - pip3 install -q pytest-cov
        - pip3 install -q tox-travis
        - pip3 install -q -r requirements.txt
      install:
        - pip install -q torch torchvision
        - pip3 install -q -e .
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py3
    #  ====== WINDOWS =========
    - name: "Python 2.7 on Windows"
      os: windows           # Windows 10.0.17134 N/A Build 17134
      language: shell # 'language: python' errors Travis CI Windows
      before_install:
        - choco install python2
        - python --version
        - python -m pip install --upgrade pip
        - pip install --upgrade pytest
        - pip install -q pytest-cov
        - pip install -q tox-travis
        - pip install -q future  # Needed for pytorch in python 2.7
        - pip install -q -r requirements.txt
      env: PATH=/c/Python27:/c/Python27/Scripts:$PATH
      install:
        # Windows python 2.7 has issues with pytorch. Do not install.
#         - pip install -q https://download.pytorch.org/whl/cpu/torch_stable.html
#         - pip install torchvision
        - pip install -q -e .
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py27
    - name: "Python 3.5.4 on Windows"
      os: windows           # Windows 10.0.17134 N/A Build 17134
      language: shell       # 'language: python' is an error on Travis CI Windows
      before_install:
        - choco install python --version 3.5.4
        - python --version
        - python -m pip install --upgrade pip
        - pip3 install --upgrade pytest
        - pip3 install -q pytest-cov
        - pip3 install -q tox-travis
        - pip3 install -q -r requirements.txt
      install:
        - pip3 install -q torch==1.4.0+cpu torchvision==0.5.0+cpu -f https://download.pytorch.org/whl/torch_stable.html
        - pip3 install -q -e .
      env: PATH=/c/Python35:/c/Python35/Scripts:$PATH
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py3
    - name: "Python 3.6.8 on Windows"
      os: windows           # Windows 10.0.17134 N/A Build 17134
      language: shell       # 'language: python' is an error on Travis CI Windows
      before_install:
        - choco install python --version 3.6.8
        - python --version
        - python -m pip install --upgrade pip
        - pip3 install --upgrade pytest
        - pip3 install -q pytest-cov
        - pip3 install -q tox-travis
        - pip3 install -q -r requirements.txt
      env: PATH=/c/Python36:/c/Python36/Scripts:$PATH
      install:
        - pip3 install -q torch==1.4.0+cpu torchvision==0.5.0+cpu -f https://download.pytorch.org/whl/torch_stable.html
        - pip3 install -q -e .
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py3
    - name: "Python 3.7.4 on Windows"
      os: windows           # Windows 10.0.17134 N/A Build 17134
      language: shell       # 'language: python' is an error on Travis CI Windows
      before_install:
        - choco install python --version 3.7.4
        - python --version
        - python -m pip install --upgrade pip
        - pip3 install --upgrade pytest
        - pip3 install -q pytest-cov
        - pip3 install -q tox-travis
        - pip3 install -q -r requirements.txt
      env: PATH=/c/Python37:/c/Python37/Scripts:$PATH
      install:
        - pip3 install -q torch==1.4.0+cpu torchvision==0.5.0+cpu -f https://download.pytorch.org/whl/torch_stable.html
        - pip3 install -q -e .
      script: pytest --verbose --cov=cleanlab/ --cov-config .coveragerc_py3
  
# Install cleanlab, pytorch, torchvision.
install:
  # For testing cleanlab.models
  - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then pip install -q https://download.pytorch.org/whl/cpu/torch-1.0.1.post2-cp27-cp27mu-linux_x86_64.whl; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then pip install -q future; fi  # Needed for pytorch in python 2.7
  - if [[ $TRAVIS_PYTHON_VERSION == 3.5 ]]; then pip3 install -q https://download.pytorch.org/whl/cpu/torch-1.0.1.post2-cp35-cp35m-linux_x86_64.whl; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3.6 ]]; then pip3 install -q https://download.pytorch.org/whl/cpu/torch-1.0.1.post2-cp36-cp36m-linux_x86_64.whl; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3.7 ]]; then pip3 install -q https://download.pytorch.org/whl/cpu/torch-1.0.1.post2-cp37-cp37m-linux_x86_64.whl; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then pip install -q torchvision --no-cache-dir; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3.5 ]]; then pip install -q torchvision; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3.6 ]]; then pip install -q torchvision; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3.7 ]]; then pip install -q torchvision; fi
#  - if [[ $TRAVIS_PYTHON_VERSION == 3.4 ]]; then git clone -q https://github.com/facebookresearch/fastText.git && pip install -q -e fastText/.; fi
#  - if [[ $TRAVIS_PYTHON_VERSION == 3.5 ]]; then git clone -q https://github.com/facebookresearch/fastText.git && pip install -q -e fastText/.; fi
#  - if [[ $TRAVIS_PYTHON_VERSION == 3.6 ]]; then git clone -q https://github.com/facebookresearch/fastText.git && pip install -q -e fastText/.; fi
  - pip install -q -e .

# Runs tox in bash. Tox will run tox.ini.
script:
  - tox
  
# After success upload results to code coverage.
after_success:
  - bash <(curl -s https://codecov.io/bash) -t c1817983-8176-4535-b31d-9fa9d649438a