Measuring temperature and humidity with DHT22 and MicroPython. See details on https://blog.gypsyengineer.com/fun/diy-electronics/micropython-esp8266-sending-data-to-thingspeak.html

dht22.py

import time
import dht
import machine
  
def mesure_temperature_and_humidity():
    d = dht.DHT22(machine.Pin(DHT22_PIN))
    d.measure()
    t = d.temperature()
    h = d.humidity()
    print('temperature = %.2f' % t)
    print('humidity    = %.2f' % h)

while True:
    current_time = time.time()
    if current_time - last_mesurement_time > MESUREMENT_INTERVAL:
        mesure_temperature_and_humidity()
        last_mesurement_time = current_time
    time.sleep(DELAY)