added led test

ltest.py

+#!/usr/bin/env python3
+
+from time import sleep
+from random import randint
+import configparser
+
+import zmq
+import spidev
+import ws2812
+
+
+def get_color():
+ rand = randint(0, 10)
+ if rand < 5:
+ return (248, 255, 255)
+ elif rand == 6:
+ return (111, 255, 0)
+ elif rand == 7:
+ return (234, 255, 0)
+ elif rand == 8:
+ return (87, 255, 34)
+ else:
+ return (0, 213, 0)
+
+
+def light_flame():
+ spi = spidev.SpiDev()
+ spi.open(1, 0)
+ 
+ while True:
+ ws2812.write2812(spi, [get_color() * 4])
+ sleep(0.2)
+
+def main():
+ light_flame()
+
+if __name__ == "__main__":
+ main()