====== Python Threaddump ======
  * https://gist.github.com/eungju/8499292<code python>
for ident, stack in sys._current_frames().items():
    logger.info(("%d" % ident) + "".join(traceback.format_list(traceback.extract_stack(stack)

# 특정 쓰레드
for ident, stack in sys._current_frames().items():
    if ident == t.ident:
        logger.info(("%d" % ident) + "".join(traceback.format_list(traceback.extract_stack(stack))))

</code>