On Mon, 12 Mar 2007, Ofer Nave wrote: > class Worker(threading.Thread): > def __init__(self, index_dir, worker_id): > threading.Thread.__init__(self) > self.index_dir = index_dir > self.worker_id = worker_id > if not os.path.exists(index_dir): > os.mkdir(index_dir) Your thread must be a subclass of PyLucene.PythonThread. Andi..