Python实现将DOC文档转换为PDF的方法

import sys, os
from win32com.client import Dispatch, constants, gencache
def usage():
  sys.stderr.write ("doc2pdf.py input [output]")
  sys.exit(2)
def doc2pdf(input, output):
 w = Dispatch("Word.Application")
 try:
  doc = w.Documents.Open(input, ReadOnly = 1)
  doc.ExportAsFixedFormat(output, constants.wdExportFormatPDF,
   Item = constants.wdExportDocumentWithMarkup, CreateBookmarks = constants.wdExportCreateHeadingBookmarks)
  return 0
 except:
  return 1
 finally:
  w.Quit(constants.wdDoNotSaveChanges)
# Generate all the support we can.
def GenerateSupport():
 # enable python COM support for Word 2007
 # this is generated by: makepy.py -i "Microsoft Word 12.0 Object Library"
 gencache.EnsureModule('{00020905-0000-0000-C000-000000000046}', 0, 8, 4)
def main():
 if (len(sys.argv) == 2):
  input = sys.argv[1]
  output = os.path.splitext(input)[0]+'.pdf'
 elif (len(sys.argv) == 3):
  input = sys.argv[1]
  output = sys.argv[2]
 else:
  usage()
 if (not os.path.isabs(input)):
  input = os.path.abspath(input)
 if (not os.path.isabs(output)):
  output = os.path.abspath(output)
 try:
  GenerateSupport()
  rc = doc2pdf(input, output)
  return rc
 except:
  return -1
if __name__=='__main__':
  rc = main()
  if rc:
    sys.exit(rc)
  sys.exit(0)