code: def transition(self, data, year):
          
          with log_start_finish('tabular totals transition', logger):
              return super(TabularTotalsTransition, self).transition(data, year)
docs: Add or remove rows to/from a table according to the prescribed
          totals for this model and year.
  
          Parameters
          ----------
          data : pandas.DataFrame
              Rows will be removed from or added to this table.
          year : None, optional
              Here for compatibility with other transition models,
              but ignored.
  
          Returns
          -------
          updated : pandas.DataFrame
              Table with rows removed or added.
          added : pandas.Index
              New indexes of the rows that were added.
          copied : pandas.Index
              Indexes of rows that were copied. A row copied multiple times
              will have multiple entries.
          removed : pandas.Index
              Index of rows that were removed.