• https://github.com/msgpack-rpc/msgpack-rpc-python
• https://github.com/lebedov/msgpack-numpy

pip install msgpack-rpc-python
pip install msgpack-numpy

import msgpack
import msgpack_numpy as m
m.patch()
import numpy as np
import msgpackrpc
 
 
class SumServer(object):
    def sum(self, x, y):
        return x + y
 
 
server = msgpackrpc.Server(SumServer())
server.listen(msgpackrpc.Address("localhost", 18800))
server.start()

import msgpack
import msgpack_numpy as m
m.patch()
import numpy as np
import msgpackrpc
 
client = msgpackrpc.Client(msgpackrpc.Address("localhost", 18800))
result = client.call('sum', 1, 2)  # = > 3
result = client.call('sum', np.arange(10), np.arange(10, 20))