dispycos_client4.py 文件源码

def client_proc(job_id, data_file, rtask, task=None):
    # send input file to rtask.location; this will be saved to dispycos process's
    # working directory
    if (yield pycos.Pycos().send_file(rtask.location, data_file, timeout=10)) < 0:
        print('Could not send input data to %s' % rtask.location)
        # terminate remote task
        rtask.send(None)
        raise StopIteration(-1)
    # send info about input
    obj = C(job_id, data_file, random.uniform(5, 8), task)
    if (yield rtask.deliver(obj)) != 1:
        print('Could not send input to %s' % rtask.location)
        raise StopIteration(-1)
    # rtask sends result to this task as message
    result = yield task.receive()
    if not result.result_file:
        print('Processing %s failed' % obj.i)
        raise StopIteration(-1)
    # rtask saves results file at this client, which is saved in pycos's
    # dest_path, not current working directory!
    result_file = os.path.join(pycos.Pycos().dest_path, result.result_file)
    # move file to cwd
    target = os.path.join(os.getcwd(), os.path.basename(result_file))
    os.rename(result_file, target)
    print('    job %s output is in %s' % (obj.i, target))