from machine import Pin, ADC
from time import sleep
import dht

ldr = ADC(Pin(16))
ldr.atten(ADC.ATTN_11DB)
dh = dht.DHT22(Pin(15))
led = Pin(18, Pin.OUT)

lightest = 2000
tempest = 30

while True:
    light = ldr.read()
    dh.measure()
    temp = dh.temperature()

    if light < lightest:
        led.value(1)
    else:
        led.value(0)

    if temp > tempest:
        print("high temperature!")
    else:
        print("low temperature")

    sleep(1)