Python-сообщество

from xlrd import open_workbook
from xlutils.copy import copy

rbook = open_workbook('reestr.xls', formatting_info = True)
rsheet = rbook.sheet_by_index(2)

wbook = copy(rbook)
wsheet = wbook.get_sheet(2)

for i in range(8,rsheet.nrows):
	wsheet.write(i, 18, i)

       self.__out_document = xlrd.open_workbook(doc_file_path , on_demand=True , formatting_info=True )
...........
       wd=copy(self.__out_document)
       for var in self.__variables:
            if var.exist:
                locate=var.positions
                for pos in locate:

                    sheet=wd.get_sheet(pos['z'])
                    sheet_source= self.__out_document.sheet_by_index(pos['z'])  
                    st = self.__out_document.xf_list[ sheet_source.cell_xf_index(pos['x'],pos['y']) ]      <---- из документа источника "источник стиля"
                    if sheet and st:
                        sheet.write(pos['x'],pos['y'], var.value.decode("utf-8"), st)