ScreenSaver commands (OS X)
Install
[sudo] pip install screensaver-command
Examples
# screensaver-start && sleep 5 && screensaver-stop
$ screensaver-clock false
$ screensaver-clock && echo "on" || echo "off"
$ screensaver-idle 0 # disable screensaver
$ screensaver-idle 60 # 1 minute
$ screensaver-style
Classic
# default styles:
# Floating, Flipup, Reflections, Origami, ShiftingTiles, SlidingPanels, PhotoMobile, HolidayMobile, PhotoWall, VintagePrints, KenBurns, Classic