import dht 
from machine import Pin 
from time import sleep 
sensor=dht.DHT22(Pin(16))
blue=Pin(9,Pin.OUT)
pink=Pin(8,Pin.OUT)
yellow=Pin(7,Pin.OUT)
while True:

    sensor.measure()
    temp=sensor.temperature()
    print("Temperature:",temp,"c")

    if temp<25:
        yellow.on()
        blue.off()
        pink.off()
        print("the temperature is cool")

    elif temp>=25 and temp<=50:
        pink.on()
        blue.off()
        yellow.off()
        print("the temperature is warm")
    else:
        blue.on()
        pink.off()
        yellow.off()
        print("the temperature is sever hot")
    sleep(2)