Sending Commands over TCP with a node only for USB

Thank you for this great support!:
I changed the python script, and tested it with relay 1 of the I2C board.
See below what i get back ( first i sended ON, then OFF )

Subscribed: None 1 (0,)
We are here, waiting for button commands...
['I2C', '192.168.12.194', '50', '1', 'ON']
[1, 2, 4, 8, 16, 32, 64, 128]
[1, 2, 4, 8, 16, 32, 64, 128]
['I2C', '192.168.12.194', '50', '1', 'OFF']
[1, 0, 4, 0, 16, 0, 64, 0]
[0, 0, 4, 0, 16, 0, 64, 0]