import time
time.sleep(0.1) # Wait for USB to become ready

import machine
import utime
import urandom
import uasyncio as asyncio

# Define GPIO pins for the LEDs
led_pins = [machine.Pin(i, machine.Pin.OUT) for i in range(2, 10)]

# Function to turn all LEDs off
def turn_off_all_leds():
    for led_pin in led_pins:
        led_pin.value(0)

# Function for each LED to create a random firefly-like glowing effect
async def led_glow_effect(led_pin):
    while True:
        # Simulate a glowing effect for each LED independently
        for _ in range(5):  # Adjust the number of iterations for the desired effect
            led_pin.value(1)
            await asyncio.sleep_ms(urandom.randint(100, 5000))
            led_pin.value(0)
            await asyncio.sleep_ms(urandom.randint(100, 10000))

# Main program
turn_off_all_leds()

# Start an asynchronous event loop
loop = asyncio.get_event_loop()

# Start a coroutine for each LED
for led_pin in led_pins:
    loop.create_task(led_glow_effect(led_pin))

# Keep the event loop running
loop.run_forever()