使用win32com,直接操作EXCEL

使用COM接口,直接操作EXCEL(只能在Win上)
优点:可以满足绝大数要求。缺点:有些麻烦。:-)
这方面的例子很多,GOOGLE 看吧:-). 文档也可以参看OFFICE自带的VBA EXCEL 帮助文件(VBAXL.CHM)。这里面讲述了EXCEL VBA的编程概念,
不错的教程!另外,《Python Programming on Win32》书中也有很详细的介绍。这本书中给出了一个类来操作EXCEL 文件,可以很容易的加以扩展。

#!/usr/bin/env python
# -*- coding: utf-8 -*-
from win32com.client import Dispatch
import win32com.client

class easyExcel:
      """A utility to make it easier to get at Excel.    Remembering
      to save the data is your problem, as is    error handling.
      Operates on one workbook at a time."""

      def __init__(self, filename=None):
          self.xlApp = win32com.client.Dispatch('Excel.Application')
          if filename:
              self.filename = filename
              self.xlBook = self.xlApp.Workbooks.Open(filename)
          else:
              self.xlBook = self.xlApp.Workbooks.Add()
              self.filename = '' 
    
      def save(self, newfilename=None):
          if newfilename:
              self.filename = newfilename
              self.xlBook.SaveAs(newfilename)
          else:
              self.xlBook.Save()   

      def close(self):
          self.xlBook.Close(SaveChanges=0)
          del self.xlApp

      def getCell(self, sheet, row, col):
          "Get value of one cell"
          sht = self.xlBook.Worksheets(sheet)
          return sht.Cells(row, col).Value

      def setCell(self, sheet, row, col, value):
          "set value of one cell"
          sht = self.xlBook.Worksheets(sheet)
          sht.Cells(row, col).Value = value

      def getRange(self, sheet, row1, col1, row2, col2):
          "return a 2d array (i.e. tuple of tuples)"
          sht = self.xlBook.Worksheets(sheet)
          return sht.Range(sht.Cells(row1, col1), sht.Cells(row2, col2)).Value

      def addPicture(self, sheet, pictureName, Left, Top, Width, Height):
          "Insert a picture in sheet"
          sht = self.xlBook.Worksheets(sheet)
          sht.Shapes.AddPicture(pictureName, 1, 1, Left, Top, Width, Height)

      def cpSheet(self, before):
          "copy sheet"
          shts = self.xlBook.Worksheets
          shts(1).Copy(None,shts(1))

"下面是一些测试代码。
if __name__ == "__main__":
      PNFILE = r'c:\screenshot.bmp'
      xls = easyExcel(r'D:\test.xls')
      xls.addPicture('Sheet1', PNFILE, 20,20,1000,1000)
      xls.cpSheet('Sheet1')
      xls.save()
      xls.close()

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