在Swift 3 iPhone应用程序中使用套接字

I have recently started to learn Swift 3 and I need to somehow get it to talk to a python program running on a Raspberry Pi. I have seen several libraries like Socket.IO that can achieve this however I'm not sure where to start with these. How do I go about creating a socket in Swift 3. I do require 2 way communication so would I be correct in saying that a socket would be the correct way to go?I have recently started to learn Swift 3 and I