python实现对excel数据进行修改/添加

import osimport xlrdfrom xlutils.copy import copydef base_dir(filename=None):    return os.path.join(os.path.dirname(__file__),filename)"""对excel进行操做"""work = xlrd.open_workbook(base_dir("excel.xls"))# 索引到第X个工做表sheet = work.sheet_by_index(0)#查看有多少行print(sheet.nrows)#查看有多少列print(sheet.ncols)#获取单元格内容print(sheet.cell_value(5,2))"""对excel进行修改/添加内容"""# 找到须要更该的xlswork = xlrd.open_workbook(base_dir("excel.xls"))print(work)# 对数据表格进行复制old_content = copy(work)# 定位到Sheet1表ws = old_content.get_sheet(0)#在sheet1表中写入内容ws.write(7,2,"Tao")#对修改后的内容进行保存old_content.save(base_dir("data.xls"))