communicating with mi lights (network controllable led lights)

milight.py

import socket
import sys
import time
import random

#docs:
# http://www.limitlessled.com/dev/

host = '10.10.10.255' #broadcast ip for my subnet
port = 8899

#group  hex  dec
#all    0x42 66
#grp1   0x45 69
#grp2   0x47 71
#grp3   0x49 73
#grp4   0x4B 75
GROUP = 66 

try:
	s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
	s.connect((host, port))
except socket.error:
	print ('Failed to create socket')
	sys.exit()

def main() :

	brightness(GROUP, 27) #full brightness		
	
	#random color
	for x in range(0, 10) :
		rand = random.randint(0, 255)
		color(GROUP, rand)
		print("Nr. %d, Color  %d" % (x, rand))
		time.sleep(0.1)
	
def mi_send(group, mode, value) :
	try :
		s.send(bytearray([group]))
		time.sleep(0.1)
		s.send(bytearray([mode, value, 85]))
	except socket.error as e:
		print ('Error Code : ' + str(e[0]) + ' Message ' + e[1])
		sys.exit()

def brightness(group, brightness) :
	"""set brightness 2-27"""
	mi_send(group, 78, brightness)

def color(group, color) :
	"""set color 0-255"""
	mi_send(group, 64, color)

if __name__ == "__main__":
	main()