code: def _log_debug(msg):
      '''
      Log at debug level
      :param msg: message to log
      '''
      if _log_level <= DEBUG:
          if _log_level == TRACE:
              traceback.print_stack()
          _log(msgf _log_debug(msg):
      '''
      Log at debug level
      :param msg: message to log
      '''
      if _log_level <= DEBUG:
          if _log_level == TRACE:
              traceback.print_stack()
          _log(msg)
docs: Log at debug level
      :param msg: message to log