client ans server for blender and another blender or python

# for server

import bpy
from xmlrpc.server import *

class myserver:
    running = True

class main_handler(SimpleXMLRPCRequestHandler):
    rpc_paths = ('/RPC2', )

server = SimpleXMLRPCServer(("localhost", 8999),
requestHandler=main_handler, allow_none = True)
print("registering")

def call_bpy(cmd):
    exec(cmd)

server.register_function(call_bpy)

def stop_server():
    myserver.running = False
    print("server stoped")

server.register_function(stop_server)

def start_server():
    myserver.running = True
    print("server start")

server.register_function(start_server)

server.register_instance(bpy)
print("registering complete, serving")
# server.serve_forever()

while myserver.running :
    server.handle_request()

del(server)

# for client
import xmlrpc.client
s = xmlrpc.client.ServerProxy('http://localhost:8999')
s.call_bpy("bpy.data.objects[0].name=\"Jim\"")
s.stop_server()