import time
import board
import neopixel

pixel_pin=board.D18
num_pixels=30
brightness=1.0
auto_write=False
pixel_order=neopixel.RGB

pixels = neopixel.NeoPixel(
    pixel_pin, num_pixels, brightness, auto_write, pixel_order
)

# Colours
darkorange=(253, 153, 13)
lightorange=(250, 205, 99)
black=(46, 46, 46)
lightpurple=(167, 142, 184)
darkpurple=(100, 75, 119)

halloween_cycle=[darkorange, lightorange, lightpurple, darkpurple, black]

def halloween(pos):
    colour=0
    while True:
        if colour>4:
            colour=0
        pixels.fill(halloween_cycle[colour])
        pixels.show()
        time.sleep(1)
        colour += 1