from machine import Pin
import time
import dht

led = Pin(5, Pin.OUT)
sensor = dht.DHT22(Pin(14))
'''
  if the degree over 40C  -> The light turns on
  if the degree below 40C -> The light turns off
  '''
while True:
  sensor.measure() # read the parameters from the sensor
  t = sensor.temperature()
  if t > 40:
    led.on()
  else:
    led.off()
  time.sleep(1)