Python Sockets and Multi-Threading This is a small example of socket programming that is able to connect multiple clients to a server using python 3 sockets. It can send messages from clients to ...

Python implementation of a custom protocol to send and receive files (binary data) over the network. For protocol specification see protocol diagrams and implementation. This is an application-layer ...

The only time to pickle something is if you need to represent a non-string object on disk, but Python code is strings. I presume that the receiving program is basically calling eval (skt.recv ()).