chatprogramm_tutorial_3.12.py

def send():
    username = name_input.get()
    message = message_input.get()
    if message == '[exit]':
        message = format_message(username, 'Signing out')
        client_socket.send(message.encode('utf-8'))
        print_message('\nSigned out')
        client_socket.close()
        sys.exit()
    elif message:
        print_message(f'\n{username} > {message}')
        formatted_message = format_message(username, message).encode('utf-8')
        client_socket.send(formatted_message)
        message_input.delete(0, END)