code: def _write_weight_histograms(self, iteration:int)->None:
          "Writes model weight histograms to Tensorboard."
          self.hist_writer.write(model=self.learn.model, iteration=iteration, tbwriter=self.tbwriterf _write_weight_histograms(self, iteration:int)->None:
          "Writes model weight histograms to Tensorboard."
          self.hist_writer.write(model=self.learn.model, iteration=iteration, tbwriter=self.tbwriter)
docs: Writes model weight histograms to Tensorboard.