How to use the youtube-dl.youtube_dl.compat.compat_urlparse function in youtube_dl

format_url = lambda u: (
            u
            if re.match(r'^https?://', u)
            else compat_urlparse.urljoin(m3u8_url, u))

def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_chinese_webpage(
            url, video_id)

        title = self._html_search_meta(
            'description', webpage, 'title', fatal=True)

        mioplayer_path = self._search_regex(
            r'src="(/mioplayer(?:_h5)?/[^"]+)"', webpage, 'ref_path')

        if '_h5' in mioplayer_path:
            player_url = compat_urlparse.urljoin(url, mioplayer_path)
            player_webpage = self._download_chinese_webpage(
                player_url, video_id,
                note='Downloading player webpage', headers={'Referer': url})
            entries = self._parse_html5_media_entries(player_url, player_webpage, video_id)
            http_headers = {'Referer': player_url}
        else:
            http_headers = {'Referer': 'http://www.miomio.tv%s' % mioplayer_path}
            entries = self._extract_mioplayer(webpage, video_id, title, http_headers)

        if len(entries) == 1:
            segment = entries[0]
            segment['id'] = video_id
            segment['title'] = title
            segment['http_headers'] = http_headers
            return segment

webpage = self._download_webpage(
                page_url, list_id,
                'Downloading page %s' % pagenum)

            if pagenum == 1:
                webpage = self._login_list_password(page_url, list_id, webpage)
                yield self._extract_list_title(webpage)

            # Try extracting href first since not all videos are available via
            # short https://vimeo.com/id URL (e.g. https://vimeo.com/channels/tributes/6213729)
            clips = re.findall(
                r'id="clip_(\d+)"[^>]*>\s*]+href="(/(?:[^/]+/)*\1)(?:[^>]+\btitle="([^"]+)")?', webpage)
            if clips:
                for video_id, video_url, video_title in clips:
                    yield self.url_result(
                        compat_urlparse.urljoin(base_url, video_url),
                        VimeoIE.ie_key(), video_id=video_id, video_title=video_title)
            # More relaxed fallback
            else:
                for video_id in re.findall(r'id=["\']clip_(\d+)', webpage):
                    yield self.url_result(
                        'https://vimeo.com/%s' % video_id,
                        VimeoIE.ie_key(), video_id=video_id)

            if re.search(self._MORE_PAGES_INDICATOR, webpage, re.DOTALL) is None:
                break

r'(?s)]+?id="pw_form"(.*?)',
            webpage, 'login form', default=None)
        if not login_form:
            return webpage

        password = self._downloader.params.get('videopassword')
        if password is None:
            raise ExtractorError('This album is protected by a password, use the --video-password option', expected=True)
        fields = self._hidden_inputs(login_form)
        token, vuid = self._extract_xsrft_and_vuid(webpage)
        fields['token'] = token
        fields['password'] = password
        post = urlencode_postdata(fields)
        password_path = self._search_regex(
            r'action="([^"]+)"', login_form, 'password URL')
        password_url = compat_urlparse.urljoin(page_url, password_path)
        password_request = sanitized_Request(password_url, post)
        password_request.add_header('Content-type', 'application/x-www-form-urlencoded')
        self._set_vimeo_cookie('vuid', vuid)
        self._set_vimeo_cookie('xsrft', token)

        return self._download_webpage(
            password_request, list_id,
            'Verifying the password', 'Wrong password')

def _entries(self, webpage, url, playlist_id):
        single_page = 'page' in compat_urlparse.parse_qs(
            compat_urlparse.urlparse(url).query)
        for page_num in itertools.count(2):
            for video_id in re.findall(
                    self._VIDEO_ID_TEMPLATE % BBCCoUkIE._ID_REGEX, webpage):
                yield self.url_result(
                    self._URL_TEMPLATE % video_id, BBCCoUkIE.ie_key())
            if single_page:
                return
            next_page = self._search_regex(
                r']+class=(["\'])pagination_+next\1[^>]*>]+href=(["\'])(?P(?:(?!\2).)+)\2',
                webpage, 'next page url', default=None, group='url')
            if not next_page:
                break
            webpage = self._download_webpage(
                compat_urlparse.urljoin(url, next_page), playlist_id,
                'Downloading page %d' % page_num, page_num)

def _real_extract(self, url):
        url, smuggled_data = unsmuggle_url(url, {})

        # Change the 'videoId' and others field to '@videoPlayer'
        url = re.sub(r'(?<=[?&])(videoI(d|D)|idVideo|bctid)', '%40videoPlayer', url)
        # Change bckey (used by bcove.me urls) to playerKey
        url = re.sub(r'(?<=[?&])bckey', 'playerKey', url)
        mobj = re.match(self._VALID_URL, url)
        query_str = mobj.group('query')
        query = compat_urlparse.parse_qs(query_str)

        videoPlayer = query.get('@videoPlayer')
        if videoPlayer:
            # We set the original url as the default 'Referer' header
            referer = smuggled_data.get('Referer', url)
            if 'playerID' not in query:
                mobj = re.search(r'/bcpid(\d+)', url)
                if mobj is not None:
                    query['playerID'] = [mobj.group(1)]
            return self._get_video_info(
                videoPlayer[0], query, referer=referer)
        elif 'playerKey' in query:
            player_key = query['playerKey']
            return self._get_playlist_info(player_key[0])
        else:
            raise ExtractorError(

def page_func(page_num):
            webpage = self._download_webpage(
                'http://www.kuwo.cn/artist/contentMusicsAjax',
                singer_id, note='Download song list page #%d' % (page_num + 1),
                errnote='Unable to get song list page #%d' % (page_num + 1),
                query={'artistId': artist_id, 'pn': page_num, 'rn': self.PAGE_SIZE})

            return [
                self.url_result(compat_urlparse.urljoin(url, song_url), 'Kuwo')
                for song_url in re.findall(
                    r']+class="name">]+href="(/yinyue/\d+)',
                    webpage)
            ]

BrightcoveNewIE.ie_key())

        # Look for Brightcove New Studio embeds
        bc_url = BrightcoveNewIE._extract_url(self, webpage)
        if bc_url:
            return brightcove_url_result(bc_url)

        brightcove_iframe = self._search_regex(
            r'(]+data-video-id=["\']\d+[^>]+>)', webpage,
            'brightcove iframe', default=None)
        if brightcove_iframe:
            attr = extract_attributes(brightcove_iframe)
            src = attr.get('src')
            if src:
                parsed_src = compat_urlparse.urlparse(src)
                qs = compat_urlparse.parse_qs(parsed_src.query)
                account_id = qs.get('accountId', ['2376984109001'])[0]
                brightcove_id = attr.get('data-video-id') or qs.get('videoId', [None])[0]
                if account_id and brightcove_id:
                    return brightcove_url_result(
                        'http://players.brightcove.net/%s/default_default/index.html?videoId=%s'
                        % (account_id, brightcove_id))

        # Query result is often embedded in webpage as JSON. Sometimes explicit requests
        # to video API results in a failure with geo restriction reason therefore using
        # embedded query result when present sounds reasonable.
        config_json = self._search_regex(
            r'window\.Af\.bootstrap\[[^\]]+\]\s*=\s*({.*?"applet_type"\s*:\s*"td-applet-videoplayer".*?});(?:|$)',
            webpage, 'videoplayer applet', default=None)
        if config_json:
            config = self._parse_json(config_json, display_id, fatal=False)
            if config: