import dht
from time import sleep
from machine import Pin
 
sen = dht.DHT22(Pin(16))

led1 = Pin(12, Pin.OUT)
led2 = Pin(11, Pin.OUT)
led3 = Pin(10, Pin.OUT)

while True:
    sen.measure()
    temp = sen.temperature()
    print('Temperature', temp, 'C')
    if temp < 25:
        led3.on()
        led2.off()
        led1.off()
        print('Temperature is cool')
    elif temp>=25 and temp <= 50:
        led2.on()
        led1.off()
        led3.off()
        print('Temperature is warm')
    else:
        led1.on()
        led2.off()
        led3.off()
        print('Temperature is hot')
    sleep(0.1)