def bitsource(zcontext, url):
 zsock = zcontext.socket(zmq.PUB)
 zsock.bind(url)
 while True:
  zsock.send_string(ones_and_zeros((B * 2)))
  time.sleep(0.01)

def bitsource ( zcontext , url ) : zsock = zcontext . socket ( zmq . PUB ) zsock . bind ( url ) while True : zsock . send_string ( ones_and_zeros ( ( B * 2 ) ) ) time . sleep ( 0.01 )
produce random points in the unit square .