code: def format_table(self, width=None,
                       min_label_width=10, min_progress_width=10):
          
          # handle the special case of an empty table.
          if len(self._lines) == 0:
              return []
  
          if width is None:  # pragma: no cover
              width = shutil.get_terminal_size()[0]
  
          labelw, progw, summaryw = self.calculate_field_widths(
              width=width,
              min_label_width=min_label_width,
              min_progress_width=min_progress_width
          )
          output = [
              sb.format_status(
                  label_width=labelw,
                  progress_width=progw,
                  summary_width=summaryw
              )
              for sb in self._lines
          ]
  
          return output
docs: Format the entire table of progress bars.
  
          The function first computes the widths of the fields so they can be
          aligned across lines and then returns formatted lines as a list of
          strings.