#!/usr/bin/python
# this demo will open an encrypted PDF document
# decrypt it with the provided password
# and save as a new PDF document
# usage: removePass.py <input file> <password> <output file>

import fitz              # this is PyMuPDF
import sys
from __future__ import print_function

if len(sys.argv) != 4:
    print('Usage: %s <input file> <password> <output file>' % sys.argv[0])
    exit(0)

doc = fitz.Document(sys.argv[1])
# the document should be password protected
assert doc.needsPass

# decrypt the document
# return non-zero if failed

if not doc.authenticate(sys.argv[2]):
    print('cannot decrypt %s with password %s' % (sys.argv[1], sys.argv[2]))
    exit(1)

# save as a new, non-encrypted PDF
doc.save(sys.argv[3])

# Note that the save() method automatically also repairs the PDF in case of many types of corruption.
# Additional options may be used for garbadge collection, compression, etc.