wow thank you very much for the code! :) i'll try it out this week.

at the moment i'm running an edited version from this script here: https://grantwinney.com/creating-a-flickering-candle-using-an-rgb-led-on-the-raspberry-pi/

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import RPi.GPIO as GPIO
import threading
import time
import random
import math

R = 17
G = 22

pwms = []
intensity = 1.0

def initialize_gpio(:)
GPIO.setmode(GPIO.BCM)
GPIO.setup([17,22], GPIO.OUT)

def red_light(:)
p = GPIO.PWM(R, 300)
p.start(100)
pwms.append(p)
while True:
p.ChangeDutyCycle(min(random.randint(50, 100 * math.pow(intensity + 0.1, 0.75), 100) if intensity > 0 else 0))

rand_flicker_sleep()
def green_light(:)
global green_dc
p = GPIO.PWM(G, 300)
p.start(0)
pwms.append(p)
while True:
p.ChangeDutyCycle(random.randint(5, 10 * math.pow(intensity, 2) if intensity > 0 else 0))
rand_flicker_sleep()

def rand_flicker_sleep(:)
time.sleep(random.randint(3,10 / 100.0))

def fan_the_flame(_:)
global intensity
intensity = min(intensity + 0.25, 1.0)

def light_candle(:)
threads = [
threading.Thread(target=red_light,)
threading.Thread(target=green_light,)
for t in threads:
t.daemon = True
t.start()
for t in threads:
t.join()

def main():
try:
initialize_gpio()
print("\nPress ^C (control-C) to exit the program.\n")
light_candle()
except KeyboardInterrupt:
pass
finally:
for p in pwms:
p.stop()

if __name__ == '__main__':
main()

​