PDF file protection using password in Python

 

from PyPDF2 import PdfReader, PdfWriter

import getpass

def protect_pdf(input_pdf, output_pdf):

    reader = PdfReader('clcoding.pdf')

    writer = PdfWriter()

    for page in reader.pages:

        writer.add_page(page)

    password = getpass.getpass("Enter a password : ")

    writer.encrypt(password)

    with open(output_pdf, "wb") as output_file:

        writer.write(output_file)

    print(f"The PDF has password.")

    

protect_pdf("clcoding.pdf", "protected_file.pdf")