from machine import Pin
from time import sleep
from dht import DHT22
Sensor=DHT22(Pin(15))
def f():
    sensor.measure()  
    h=sensor.humidity()
    t=sensor.temperature
    return h,t
while True:
  try:
    h,t=f()  
    print('hum=',h)
    print('tem=',t)
 exept:pass