code: def reset(self):
          
  
          # store current dataset
          max_dataset_history = self.value('max_dataset_history')
          keep_recent_datasets(max_dataset_history, self.info)
  
          # reset all the widgets
          self.labels.reset()
          self.channels.reset()
          self.info.reset()
          self.notes.reset()
          self.overview.reset()
          self.spectrum.reset()
          self.traces.reset()
docs: Remove all the information from previous dataset before loading a
          new dataset.