code: def run_game_of_life(years, width, height, time_delay, silent="N"):
      
      lfe = mod_grid.GameOfLife(width, height, ['.', 'x'], 1)
      set_random_starting_grid(lfe)
      lg.record_source(lfe, 'game_of_life_console.py')
      print(lfe)
      start_cells = lfe.count_filled_positions()
      for ndx, dummy_idx in enumerate(range(years)):
          lfe.update_gol()
          if silent == "N":
              print_there(1,1, "Game of Life - Iteration # " + str(ndx))
              print_there(1, 2, lfe)
              time.sleep(time_delay)
      end_cells = lfe.count_filled_positions()
      return start_cells, end_cells
docs: run a single game of life for 'years' and log start and 
      end living cells to aikif