stages:
  - stylecheck

.conda_env: &conda_env
    before_script:
        # update conda
        - conda config --set always_yes yes
        - conda update -q conda

        # create and activate environment
        - conda create -q -n testenv_${CI_PIPELINE_ID}_${CI_JOB_NAME}_py${PYTHON_VERSION_TO_USE//./} python=${PYTHON_VERSION_TO_USE}
        - source activate testenv_${CI_PIPELINE_ID}_${CI_JOB_NAME}_py${PYTHON_VERSION_TO_USE//./}
    after_script:
        # remove environment
        - conda env remove --name testenv_${CI_PIPELINE_ID}_${CI_JOB_NAME}_py${PYTHON_VERSION_TO_USE//./}

style_check:
    <<: *conda_env
    stage: stylecheck
    only:
        - triggers
        - master
        - schedules
    variables:
        PYTHON_VERSION_TO_USE: "3.7"
    script:
        # install packages
        - conda install -q pycodestyle pylint

        # check style using pep8
        - pycodestyle --show-source --show-pep8 .

        # check style using pylint (without taking into account)
        - find . -name "*.py" | xargs pylint --rcfile=$CI_PROJECT_DIR/.pylintrc || true