from machine import Pin
from time import sleep
led=Pin(2,Pin.OUT)
mq2=Pin(0,Pin.IN)
buz=Pin(1,Pin.OUT)
while True:

    if(mq2.value==0):
        print("Gas Detected!")
        led.value(1)
        buz.value(1)
    else:
        print("No Gas Detected")
        led.value(0)
        buz.value(0)
    sleep(2)