from bluetooth import *
from select import *

sock=BluetoothSocket( RFCOMM )
sock.setblocking(False)

try: sock.connect(("01:23:45:67:89:AB", 3))
except: pass

while True:
    print "waiting for connection"
    readable, writable, excepts = select( [], [sock], [], 1 )
    if sock in writable:
        sock.send("hello!!")
        sock.close()
        break