Make leds go blinky blinky

#!/usr/bin/env python3

import zmq

import sys

import OPi.GPIO as GPIO

from neopixel import *

from time import sleep

from random import randint

GPIO.setmode(GPIO.BOARD)

GPIO.setup(7, GPIO.OUT)

import zmq

import spidev

import ws2812

def get_color():

    rand = randint(0, 10)

    if rand < 5:

        return (255, 248, 255)

    elif rand == 6:

        return (255, 111, 0)

    elif rand == 7:

        return (255, 234, 0)

    elif rand == 8:

        return (255, 87, 34)

    else:

        return (213, 0, 0)

# Create NeoPixel object with appropriate configuration.

strip = Adafruit_NeoPixel(LED_COUNT, LED_PIN, LED_FREQ_HZ, LED_DMA, LED_INVERT)

# Intialize the library (must be called once before other functions).

strip.begin()

def light_flame():

    spi = spidev.SpiDev()

    spi.open(1, 0)

    while True:

        ws2812.write2812(spi, [get_color()])

        sleep(0.2)

# LED strip configuration:

LED_COUNT   = 16      # Number of LED pixels.

LED_PIN     = 18      # GPIO pin connected to the pixels (must support PWM!).

LED_FREQ_HZ = 800000  # LED signal frequency in hertz (usually 800khz)

LED_BRIGHTNESS = 255     # Set to 0 for darkest and 255 for brightest

LED_DMA     = 5       # DMA channel to use for generating signal (try 5)

LED_INVERT  = False   # True to invert the signal (when using NPN transistor level shift)

def main():

    port = "5556"

    if len(sys.argv) > 1:

        port = sys.argv[1]

    topicfilter = "events"

    socket.setsockopt(zmq.SUBSCRIBE, topicfilter)

    while True:

        string = socket.recv()

        topic, messagedata = string.split()

            light_flame()

        else:

            print("Unhandled message")

def light_flame(): 

    for i in range(0,strip.numPixels(),1):

        rand = randint(0,10)

        if rand<5:

            color = (255, 248, 255)

        else if rand==6:

            color = (255, 111, 0)

        else if rand==7:

            color = (255, 234, 0)

        else if rand==8:

            color = (255, 87, 34)

        else :

            color = (213, 0, 0)

        strip.setPixelColor(i, color)

    strip.show()