webeng1/demo_server.py

import socket

s = socket.socket()
host = socket.gethostname()
port = 12346
s.bind((host, port))
print("Vor listen")
s.listen()

while True:
    (connection, addr) = s.accept()
    print("Verbindung von ", addr)
    #msg2 = connection.recv(1024)
    #new_msg2 = msg2.decode('utf-8') .upper()
    #print(new_msg2)
    #connection.send(new_msg2.encode('utf-8'))
    ##connection.send(msg.encode('utf-8'))
    #connection.close()

    msg = connection.recv(1024)
    new_msg = msg2.decode('utf-8').upper()

    if new_msg == "STOP":
        break