# -*- coding: utf-8 -*-
import xlrd
from xlutils.copy import copy
'''打开已经存在的excel,取出数据进行处理后,再次写入该表格'''
excel_file = "D:LABStudyPythonwriteexcelcount.xls"
# open old excel (formatting_info=True 保留原格式)
oldworkbook = xlrd.open_workbook(excel_file, formatting_info=True)
print oldworkbook
sheet = oldworkbook.sheet_by_index(0)
# get features
va = sheet.col_values(10)
print va
# '处理数据' 此处省略
# copy a workbook
newworkbook = copy(oldworkbook)
newsheet = newworkbook.get_sheet(0)
# write features
for f_id in range(0, len(va)):
print f_id
newsheet.write(f_id, 11, va[f_id])
# save属性是workbook的,不是sheet的
newworkbook.save(excel_file)
注意写入的时候,用sheet要用newsheet,这个sheet有写入的功能,不能用oldsheet,这个只有读取功能。