For my WebOS TV with problem that LG TV does not support CEC STANDBY command,
I switched to hardware workaround: cec_lg_off
This repository supported anymore because I do not use Kodi anymore. Please follow BillyNate's release
Kodi (xbmc) screensaver that turns off your LG TV via Ethernet. Workaround LG did not implemented CEC suspend command
Works with LG TV 2011,2012,2013,2014,2015
BETA!