nohome2.py: Reads from user3.txt because I cannot neither parse sys.args nor use argparse module >.<

nohome2.py

#!/usr/bin/python3.4
# -*- coding: UTF-8 -*-

import urllib.parse
# import os.path
import pathlib
import re
import sys

NOHOME_REGEX = re.compile('(?:\w+\:?\/\/)?(?:[\w\-\.]+\.)?home.online.no/[~|%7E]'
                          '{0,1}(?:[\w\-\.]+)(?:[\w\/\-\.]+)')
PROPER_URL_START = re.compile('^\w+://')

if __name__ == '__main__':
    fp = open('user3.txt', mode='rt')
    for nl in fp:
        line = nl.strip('\n')
        x = NOHOME_REGEX.findall(line)
        if len(x) > 0:
            for url in x:
                # x = pathlib.PurePath(out.path).parts
                userdir = None
                if not PROPER_URL_START.match(url):
                    url = 'http://' + str(url)
                out = urllib.parse.urlparse(url)
                ps = out.netloc
                pp = urllib.parse.unquote(out.path)
                dirpath = pathlib.PurePath(pp).parts
                # print(dirpath)
                if ps.startswith('www.'):
                    ps = ps[4:]
                    # print(ps)
                if ps.endswith('.home.online.no'):
                    userdir = '~' + str(ps.split('.', maxsplit=1)[0])
                    # print(userdir)
                if userdir is None:
                    if not dirpath[1].startswith('~'):
                        print('error for', dirpath, file=sys.stderr)
                    else:
                        userdir = dirpath[1]
                        print('http://home.online.no/{0}/'.format(userdir))
                        # print(out, '->', userdir)
    fp.close()