hunk.code_window: @cli.command()
   @click.argument("experiment_path", required=True, type=str)
   @click.option(
       '--sort', default=None, type=str, help='Select which column to sort on.')
   def list_trials(experiment_path, sort):
       """Lists trials in the directory subtree starting at the given path."""
  
hunk.labels: keep keep keep keep replace replace keep
hunk.after_edit:     "--sort", default=None, type=str, help="Select which column to sort on.")
   @click.option(
       "--output",
       "-o",
       default=None,
       type=str,
       help="Output information to a pickle file.")
   def list_trials(experiment_path, sort, output):
  
hunk.file_path: python/ray/tune/scripts.py
hunk.type: replace
file: #!/bin/bash
  
  if [[ $TRAVIS_OS_NAME == 'linux' ]]; then
    # Linux test uses Docker
  
    # We need to update the Docker version provided by Travis CI
    # in order to set shm size, a setting required by some of the
    # tests.
    sudo apt-get update
    sudo apt-get -y install apt-transport-https ca-certificates
    sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D
    echo deb https://apt.dockerproject.org/repo ubuntu-trusty main | sudo tee --append /etc/apt/sources.list.d/docker.list
    sudo apt-get update
    sudo apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" install docker-engine
    docker version
  
    # We tar the current checkout, then include it in the Docker image
    tar --exclude './docker' -c . > ./docker/test-base/ray.tar
    docker build --no-cache -t ray-project/ray:test-base docker/test-base
    rm ./docker/test-base/ray.tar
    docker build --no-cache -t ray-project/ray:test-examples docker/test-examples
    docker ps -a
  else
    # Mac OS X test
    ./install-dependencies.sh
    ./setup.sh
    ./build.sh
  fi
  