# NeoPixel LED Light Strip.py

import board, time, neopixel

strip_pin = board.D7        # LED strip.
strip_num_of_LEDs = 30
strip = neopixel.NeoPixel(strip_pin, strip_num_of_LEDs, brightness = 0.5, auto_write = True)

while True:
    for i in range(strip_num_of_LEDs):
        strip[i] = (0,0,255)
        time.sleep(0.1)
    strip.fill((0,0,0))