from machine import Pin 
import time 
import machine 

button=Pin(8,Pin.IN,Pin.PULL_DOWN) 
led=Pin(1,Pin.OUT) 

button1=Pin(18,Pin.IN,Pin.PULL_DOWN) 
led1=Pin(11,Pin.OUT) 

while True: 
    if button.value(): 
        led.toggle() 
        time.sleep(0.5) 

    if button1.value(): 
        led1.toggle() 
        time.sleep(0.5)