# Using a list of pins with loops
from machine import Pin
import time
# Setup
leds = [] # Empty list
for i in range(8): # 0 - 7
    led = Pin(i+6, Pin.OUT)
    leds.append(led)
# Test the LEDs are working - one at a time
for i in range(8):
    leds[i].value(1) # ON
    time.sleep(0.2)
    leds[i].value(0) # OFF
print("Done")