code: def _update_logging_levels(self):
      
      if not _absl_logger:
        return
  
      if self._value <= converter.ABSL_DEBUG:
        standard_verbosity = converter.absl_to_standard(self._value)
      else:
        # --verbosity is set to higher than 1 for vlog.
        standard_verbosity = logging.DEBUG - (self._value - 1)
  
      # Also update root level when absl_handler is used.
      if _absl_handler in logging.root.handlers:
        logging.root.setLevel(standard_verbosity)
docs: Updates absl logging levels to the current verbosity.