def hello_server(server_addr='server.b32.i2p'):
    # test SAM connection
    controller = Controller()

    # create our "IP Address"
    with controller.create_dest() as our_dest:
        # connect to a remote destination and send our message
        sock = our_dest.connect(server_addr)
        # SAM will give us response headers when the connection is successful
        sam_reply = sock.parse_headers()
        # now we can send data
        sock.sendall(b'Hello, there!')
        # receive reply
        real_reply = sock.recv(4096)

        print(sam_reply, real_reply)
        sock.close()

python3 -m leaflet.examples.basic client serveraddress.b32.i2p

python3 -m leaflet.examples.datagram server
# wait until it prints out its server address

python3 -m leaflet.examples.datagram client serveraddress.b32.i2p