import sysimport xlrdimport tracebackdef ReadData(FileName):　　try:    　　workBook = xlrd.open_workbook(FileName)     　　sheetsList = workBook.sheet_names()     　　sheetNum = len(sheetsList)    　　for i in range(sheetNum):        　　readName = sheetsList[i]       　　#para = ['sheet%s' %i]       　　 sheet = workBook.sheet_by_index(i)	        　　print(readName+':\n')        　　 for i in range(sheet.nrows):             　　rows = sheet.row_values(i)             　　print(rows)　　except:　　　　  traceback.print_exc() if __name__ == '__main__' :       ReadData('demo1.xlsx')