code: func (logger *Logger) SetLevel(level logging.LogLevel) {
  	switch level {
  	case logging.PanicLevel:
  		logger.std.Level = lg.PanicLevel
  	case logging.FatalLevel:
  		logger.std.Level = lg.FatalLevel
  	case logging.ErrorLevel:
  		logger.std.Level = lg.ErrorLevel
  	case logging.WarnLevel:
  		logger.std.Level = lg.WarnLevel
  	case logging.InfoLevel:
  		logger.std.Level = lg.InfoLevel
  	case logging.DebugLevel:
  		logger.std.Level = lg.DebugLevel
  	}
  }
docs: // SetLevel sets the standard logger level.