python-telemetrix-ambilight/rainbow.py

from telemetrix_rpi_pico import telemetrix_rpi_pico
from time import sleep as delay
import signal
import sys
import colorsys
from time import perf_counter as millis
def sigint_handler(signal, frame):
    print ('KeyboardInterrupt is caught')
    board.shutdown()
    sys.exit(0)
signal.signal(signal.SIGINT, sigint_handler)
board = telemetrix_rpi_pico.TelemetrixRpiPico()
board.set_pin_mode_neopixel(pin_number=2,num_pixels=60)
board.neopixel_clear(auto_show=True)
SEGMENT_SIZE = 1
VELOCITY = 10
NUM_LEDS = 60
color = []
k = 0
timecounter = 0
while(True):
    for j in range(0,NUM_LEDS):

        r, g, b = colorsys.hsv_to_rgb(((-timecounter*VELOCITY+j*2)%360)/360,1,1)
        board.neo_pixel_set_value(j,r=int(r*255),g=int(g*255),b=int(b*255))
    timecounter+=1
    delay(0.05)
    board.neopixel_show()