Python url parser

urlparse.py

import re
class UrlParser(object):
    def __init__(self, url):
        self.url = url
        self.schem = self.zone = self.domain = self.port = self.path = self.query = self.params = None

    def parse(self):
        match = re.match(r"((\w*)://)?([^:/\?]*):?(\d+)?(.*)?", self.url)
        if match:
            self.schem = match.group(2)
            self.zone = match.group(3)
            self.port = match.group(4)
            self.domain = self.get_domain(self.zone)
            self.path = self.parse_path(match.group(5))
            self.params = self.parse_query()

    def get_domain(self, zone):
        match = re.match(
            r"(nc\.vog|nc\.moc|nc\.gro|nc\.ude|nc\.ten|nc\.ah|nc\.vt|nc\.ca|moc|ten|nc|gro|ude|vt)\.([^\.]*)(.*)",
            zone[::-1])
        if match:
            domain = ".".join(match.groups()[:2])
            return domain[::-1]

    def parse_path(self, path):
        if path:
            match = re.search(r"([^\?]*)\??(.*)", path)
            if match:
                self.query = match.group(2)

                return match.group(1) or '/'

    def parse_query(self):
        o = {}
        if self.query:
            for item in self.query.split("&"):
                k, v = item.split("=")
                o[k] = v
        return o