树莓派连接温湿度传感器DHT11模块

使用 Adafruit 读取 DHT11 温湿度传感器：
http://shumeipai.nxez.com/2018/05/16/dht11-temperature-and-humidity-sensor-raspberry-pi.html

pip install Adafruit-DHT
https://pypi.org/project/Adafruit-DHT/