socket_test.py

import sys
import socket

def client(*bparams):
    s = socket.socket()
    s.connect(bparams)
    return s

def server(*bparams):
    s = socket.socket()
    s.bind(bparams)
    s.listen(0)
    return s

def talk(host, port, *smalltalk):
    with server(host, port) as s, client(host, port) as cl:
        srvconn,_  = s.accept()
        for a, b in smalltalk:
            cl.send(a.encode())
            print("Client:\t {}".format(srvconn.recv(8096).decode()))
            srvconn.send(b.encode())
            print("Server:\t {}".format(cl.recv(8096).decode()))
def main():
    port = int(sys.argv[1]) if len(sys.argv) > 1 else 8181 # default port
    dialogs =  (
        ('Hi!', 'Whatsup!'),
        ('Just the usual', 'Oh... ok..'),
        ('... (unconfortably staring)', '... Ok... talk to you later...'),
        ('Ok Bye!', 'Bye! (rushes away)')
    )
    talk('0.0.0.0', port, *dialogs)
    
if __name__ == '__main__':
    main()