Sets the level to log the inputed logger at.
        
        :param      logger | <str>
                    level  | <int>

def setLoggerLevel(self, logger, level):
        """
        Sets the level to log the inputed logger at.
        
        :param      logger | <str>
                    level  | <int>
        """
        if logger == 'root':
            _log = logging.getLogger()
        else:
            _log = logging.getLogger(logger)
        
        _log.setLevel(level)
        
        if level == logging.NOTSET:
            self._loggerLevels.pop(logger, None)
        else:
            self._loggerLevels[logger] = level