def _convert_pdf_to_text(self, password=None):
input_pdf = self.cvFile
if password is not None:
self.cvFilePasswd = password
pagenos = range(0, 30)
maxpages = pagenos.__len__()
layoutmode = 'normal'
codec = 'utf-8'
scale = 1
outtype = 'txt'
laparams = LAParams()
laparams.all_texts = True
laparams.showpageno = True
outputPath = self.scratchDir
inputPath = os.getcwd()
if os.path.exists(input_pdf):
inputPath = os.path.dirname(input_pdf)
input_filename = os.path.basename(input_pdf)
input_parts = input_filename.split(".")
input_parts.pop()
randomStr = int(time.time())
output_filename = outputPath + os.path.sep + ".".join(input_parts) + randomStr.__str__() + r".txt"
self.cvTextFile = output_filename
outfp = file(output_filename, 'w')
rsrcmgr = PDFResourceManager()
device = TextConverter(rsrcmgr, outfp, codec=codec, laparams=laparams)
fp = file(input_pdf, 'rb')
process_pdf(rsrcmgr, device, fp, pagenos, maxpages=maxpages, password=self.cvFilePasswd, check_extractable=True)
fp.close()
device.close()
outfp.close()
return (0)
