def authe(sock, au):
    com(sock, "auth login")
    read_all(sock, True)
    llogin = base64.b64encode(au[0].encode())
    sock.send(llogin + b'\r\n')
    read_all(sock, True)
    passward = base64.b64encode(au[1].encode())
    sock.send(passward + b'\r\n')
    read_all(sock, True)
    sys.stdout.write("OK")