from machine import Pin
from time import sleep
import dht
sensor = dht.DHT22(Pin(14))
while True:
try:
sleep(2)
sensor.measure()
temp = sensor.temperature()
hum = sensor.humidity()
print('Temperature: %3.1f C' %temp)
print('Humidity: %3.1f %%' %hum)
except OSError as e:
print('Failed to read sensor.')