docs: def get_chron_var(temp_sheet, start_row):
      """
      Capture all the vars in the chron sheet (for json-ld output)
      :param obj temp_sheet:
      :param int start_row:
      :return: (list of dict) column data
      """
      col_dict = OrderedDict()
      out_list = []
      column = 1
  
      while (temp_sheet.cell_value(start_row, 0) != '') and (start_row < temp_sheet.nrows):
          short_cell = temp_sheet.cell_value(start_row, 0)
          units_cell = temp_sheet.cell_value(start_row, 1)
          long_cell = temp_sheet.cell_value(start_row, 2)
  
          # Fill the dictionary for this column
          col_dict['number'] = column
          col_dict['variableName'] = short_cell
          col_dict['description'] = long_cell
          col_dict['units'] = units_cell
          out_list.append(col_dict.copy())
          start_row += 1
          column += 1
  
      return out_list