If you do some computer vision project or simply need to pass images or data from Python to Unity and vice versa, you have to build some rapid interface. You can use OS API, but if you need a cross-platform solution you should consider ZeroMQ sockets.
First, let us install a C# port of ZeroMQ — NetMQ. For that, we need NuGet for Unity, which we can get in the release section on the official GitHub repo.
Senior computer science student.