python編程快速上手之第13章實踐項目參考答案(13.6.1)

標籤：walk   filename   pen   nbsp   參考   ade   enum   folders   nump   

import os,PyPDF2os.chdir(‘D:\\My Documents‘)for folderName, subfolders, filenames in os.walk(‘D:\\My Documents‘):  for file in filenames:    if file.endswith(‘.pdf‘):       pdfFile = open(file, ‘rb‘)       pdfReader = PyPDF2.PdfFileReader(pdfFile)       pdfWriter = PyPDF2.PdfFileWriter()       for pageNum in range(pdfReader.numPages):         pdfWriter.addPage(pdfReader.getPage(pageNum))       pdfWriter.encrypt(‘123456‘)       resultPdf = open(file +‘encrypted.pdf‘, ‘wb‘)       pdfWriter.write(resultPdf)       resultPdf.close()

 

python編程快速上手之第13章實踐項目參考答案(13.6.1)