import time
from machine import Pin
led=Pin(17,Pin.OUT)   
button=Pin(26,Pin.IN, Pin.IN) 
buzzer=Pin(3,Pin.OUT)
while True:
   if button.value() == 1: 
    led.value(1)            
    buzzer.value(1)
    time.sleep(0.2)
   if button.value() == 0: 
    led.value(0)
    buzzer.value(0)            
    time.sleep(0.2)