Hashpass recovery script

hashpass.py

#!/usr/bin/env python
import base64, getpass, hashlib, argparse, pyperclip


ENCODING = 'utf-8'


def get_pass(domain, key):
    bits = (domain + '/' + key).encode(ENCODING)
    for i in range(2 ** 16):
      bits = hashlib.sha256(bits).digest()
    password = base64.b64encode(bits)[:16].decode(ENCODING)
    return password


if __name__ == "__main__":
    ap = argparse.ArgumentParser()
    ap.add_argument('domain', help="Domain name (i.e. www.acccounts.site.com)")
    args = ap.parse_args()
    
    domain = args.domain.strip().lower()
    key = getpass.getpass('Key: ')

    pyperclip.copy(get_pass(domain, key))
    print("Your password has been copied to your clipboard")