Serialize Data as Bytes in Python an Distribute it has object over to Java

I have an interpreter Code I created What I want is Some one to take the data created by this code an write it to file also serialize it into a stream of bytes, send it over a socket, and deserialize it back into a tree of objects in a program written in another language. for now let the deserialize be in java. So your goal will be to take my python code create some client that will send the data (AST Tree) to a server Java where it will be deSerialize okay Json would be a great technology but if have another to send I am up for it. Also you must willing to Document the work for Understanding.