Toggle an HDMI screen off/on from a raspberry pi. Can be mapped to a hotkey in /etc/xdg/openbox/lxde-pi-rc.xml

		#!/bin/bash

		status=$(DISPLAY=:0 wlr-randr |grep Enabled |sed '1p;d')

		if [[ "$status" = *"yes"* ]]; then
		  echo "Screen is on, turning off"
		  DISPLAY=:0 wlr-randr --output HDMI-A-1 --off
		else
		  echo "Screen is off, turning on"
		  DISPLAY=:0 wlr-randr --output HDMI-A-1 --on
		fi