When I try it from the command line, I get -

File "/usr/local/bin/samsungctl", line 9, in <module>
load_entry_point('samsungctl==0.6.0', 'console_scripts', 'samsungctl')()
File "/usr/local/lib/python2.7/dist-packages/samsungctl/__main__.py", line 93, in main
config = _read_config()
File "/usr ...

Good luck!

I have seen there is a new Samsung TV page in the Domoticz wiki based on samsungctl. You can try that as well I expect.
https://www.domoticz.com/wiki/Plugins/SamsungTV.html

O Wow, I have been searching for two weeks! what a coincidence and a luck. Thank god the plugin is from the ...

Just a comment regarding newer Samsung TVs like model K. Seems iSamsungTV isn't working on those models.
On the other hand, Wake-on-LAN does work and brings the TV from sleeping and un-pingable to live and pingable.

Cheers,
Per

As a proud owner of a Samsung Series K I really wanted to integrate ...