from machine import Pin
import dht
import time

sensor = dht.DHT22(Pin(1))
led = Pin(2,Pin.OUT)
buzzer = Pin(3,Pin.OUT)

while True:
    try:
        reading_values = sensor.readings()
        reading_data = reading_values
        temperature = reading_data.temperature()
        humidity = reading_data.humidity()

        print("Temperature values: ",temperature," C")
        print("Humidity values: ",humidity," ppm")

        if temperature > 35:
            print("Temperature Too hot ",temperature," C")

            buzzer.value(1)
            led.values(1)
            time.sleep(0.5)
            led.values(0)
            time.sleep(0.5)
            buzzer.value(0)

        else:
            print("Normal temperature ",temperature," C")

        if humidity < 20:
            print("Too humid air ",humidity," ppm")

            buzzer.value(1)
            led.values(1)
            time.sleep(0.5)
            led.values(0)
            time.sleep(0.5)
            buzzer.value(0)

        else:
            print("Normal humidity ",humidity," ppm")

        print("--------------------")

        time.sleep(1)

    except OsError as e:
        print("Module not found error ")