from machine import Pin #importing Pin module
from time import sleep 

Red LED = Red
Blue LED = Blue
Green LED = Green

switch1 = Pin(20, Pin.IN)

Red(0)
Blue(0)
Green(0)

while True:
    sw1_state = switch1.value()
    print("Switch1 State: ", sw1_state)
    
    if sw1_state == 1
        Red(1)
        Blue(0)
        Green(0)

        Red(0)
        Blue(1)
        Green(0)
        
        Red(0)
        Blue(0)
        Green(1)
    
    if sw1_state == 0
        Red(1)
        Blue(1)
        Green(0)

        Red(0)
        Blue(1)
        Green(1)
        
        Red(1)
        Blue(0)
        Green(1)