Convert EFF's 3d20 passphrase word files ( https://www.eff.org/deeplinks/2018/08/dragon-con-diceware ) to raw lists

clean_eff_3d20.py

#!/usr/bin/env python3

from argparse import ArgumentParser
import re

arg_parser = ArgumentParser(description="Convert EFF's 3d20 passphrase word files to raw lists")
arg_parser.add_argument("input_file", help="Original word file")
arg_parser.add_argument("output_file", help="Raw word list file")

args = arg_parser.parse_args()

word_line_regex = re.compile("^\d+-\d+-\d+ (.*)$")

with open(args.input_file, "r", errors="replace") as input_file:
    with open(args.output_file, "w") as output_file:
        for input_line in input_file:
            regex_match = word_line_regex.match(input_line)
            if regex_match:
                output_file.write(regex_match.group(1) + "\n")