I recently bought a Raspberry PI 2 and started playing with it. At first I experimented with DHT11 digital temperature and humidity sensor using Python. I tried to read data only by reading the user manual of the sensor. I had timing issues (which I accounted for that the Raspberian is not real time operating system and secondly that I used interpreted Python), but I finally create a small library that uses bare Python (with GPIO library) and works most of the time: https://github.com/szazo/DHT11_Python Using e.g.