python 通过xlwt 写入excel 时,怎样创建组合,展开和隐藏组合?答:with open(filename, 'r') as handle:for ln in handle:yield ln.strip().split(spliter)def write2sheet(sheet, iter_rows, baserow=1, basecol=1):for j, row in enumerate(iter_rows):for i, item in enumerate(row):sheet.write(baserow+j, basecol+i, item)wb=xlwt.Workbook()w...