simple server

import socket
import pickle


HEADERSIZE = 10

server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.bind((socket.gethostname(), 1243))
server_socket.listen(5)

while True:
    # now our endpoint knows about the OTHER endpoint.
    clientsocket, address = server_socket.accept()
    print(f'Connection from {address} has been established.')

    d = {1: 'Hi', 2: 'there'}
    msg = pickle.dumps(d)
    msg = bytes(f'{len(msg):<{HEADERSIZE}}', 'utf-8') + msg

    print(msg)

    clientsocket.send(msg)


'''
    try:
        msg = clientsocket.recv(1024)
        msg = msg.decode()
        print('Client übermittelt: ' + msg)

        answer = 'Server hat folgende Anfrage erhalten: ' + msg
        answer = answer.encode()
        clientsocket.send(answer)
    except ConnectionAbortedError:
        print('Der Client wurde getrennt')
    except ConnectionResetError:
        print('Der Client hat die Verbindung verloren')
    finally:
        print('Der Server wird geschlossen')
        clientsocket.close()
        serversocket.close()
'''