def level_name(self, level=None):
        """Return the name of the given level value.

        If level is None, return the name of the current level.

        Parameters
        ----------
        level : logging level constant
            The logging level constant whose name to retrieve.

        Returns
        -------
        level_name : str
            The name of the logging level.

        """
        if level is None:
            level = self._log_level
        return self.LEVELS[level]
Return the name of the given level value.

        If level is None, return the name of the current level.

        Parameters
        ----------
        level : logging level constant
            The logging level constant whose name to retrieve.

        Returns
        -------
        level_name : str
            The name of the logging level.