Search beautiful imageboard tripcodes.

imageboard_tripcode_search

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import re
import string
from crypt import crypt
import random
import sys

def tripcode(pw):
    pw = pw.encode('sjis', 'ignore')    \
        .replace('"', '"')         \
        .replace("'", '\'')             \
        .replace('<', '&lt;')           \
        .replace('>', '&gt;')           \
        .replace(',', ',')
    salt = re.sub(r'[^\.-z]', '.', (pw + 'H..')[1:3])
    salt = salt.translate(string.maketrans(r":;=?@[\]^_`", "ABDFGabcdef"))  ####]" fix colors on sublime2
    return crypt(pw, salt)[-10:]

def _rand(n=16, chars='ABCDEFGHIJKLMNOPQRSTUWXYZabcdefghijklmnopqrstuwxyz1234567890-/\\".'):
    return ''.join(random.choice(chars) for _ in range(n))

def search(reg):
    chars = 'ABCDEFGHIJKLMNOPQRSTUWXYZabcdefghijklmnopqrstuwxyz1234567890.'
    r = re.compile(reg)
    i = 0
    while True:
        t = _rand(chars=chars)
        code = tripcode(t)
        if r.match(code):
            print t, code, i
            break
        s = set(code)
        if len(s) < 4:
            print t, code, i
        i += 1
    return (t, code, i)


if __name__=='__main__':
    if len(sys.argv) > 1:
        for a in sys.argv[1:]:
            search(a)

Usage example:

$ time python search_tripcode.py "^[Cc]irno[\./9]"