import time
import adafruit_dht
import board
import RPi.GPIO as GPIO

sensor = adafruit_dht.DHT11(board.D6)
LED_PIN = 21
FAN_PIN = 22

GPIO.setmode(GPIO.BCM)
GPIO.setup(LED_PIN, GPIO.OUT)
GPIO.setup(FAN_PIN, GPIO.OUT)

while True:
    try:
        temperatuur_C = sensor.temperature
        temperatuur_F = temperatuur_C * (9/5) + 32
        humidity = sensor.humidity
    except RuntimeError as err:
        print(err.args[0])
    if temperatuur_C > 20:
        GPIO.output(LED_PIN, GPIO.HIGH)
        GPIO.output(FAN_PIN, GPIO.HIGH)
    else:
        GPIO.output(LED_PIN, GPIO.LOW)
        GPIO.output(FAN_PIN, GPIO.LOW)
    time.sleep(2.0)