code: def output(self):
          "Print out the f-score table."
          FScore.output_header()
          nts = list(self.nt_score.keys())
          nts.sort()
          for nt in nts:
              self.nt_score[nt].output_row(nt)
          print()
          self.total_score.output_row("total"f output(self):
          "Print out the f-score table."
          FScore.output_header()
          nts = list(self.nt_score.keys())
          nts.sort()
          for nt in nts:
              self.nt_score[nt].output_row(nt)
          print()
          self.total_score.output_row("total")
docs: Print out the f-score table.