Process event and call :meth:`logging.Logger.debug` with the result.

def debug(self, event=None, *args, **kw):
        """
        Process event and call :meth:`logging.Logger.debug` with the result.
        """
        if not self._logger.isEnabledFor(logging.DEBUG):
            return

        kw = self._add_base_info(kw)
        kw['level'] = "debug"
        return self._proxy_to_logger('debug', event, *args, **kw)