spacewall/usage.txt

Set your wallpaper to the NASA Astronomy Photo of the Day.

spacewall %s
Set your wallpaper to the NASA Astronomy Photo of the Day and output
information about the photo.

  Usage:
      spacewall <flags>

  Flags:
      -k  --key       Provide your NASA developer key (recommended!)
      -l  --latest    Fetch the latest APOD image (default)
      -r  --random    Pick a random image from the archive
      -s  --silent    Suppress all text output
      -t  --title     Output only the title of the image
      -j  --json      Show information as JSON
      -h, --help      Show usage information.
      -v  --version   Show current version.

  By Default, spacewall will use DEMO_KEY. Its limited to 30 requests per hour
  and 50 requests per day.

  Get your own NASA developer key at:
  https://api.nasa.gov/api.html#authentication

  The API key can also be set via the environment variable NASA_API_KEY.

  Full Readme:  https://github.com/flet/spacewall