How to use the youtube-dl.youtube_dl.utils.ExtractorError function in youtube_dl

def _extract_video_formats(self, mdoc, mtvn_id, video_id):
        if re.match(r'.*/(error_country_block\.swf|geoblock\.mp4|copyright_error\.flv(?:\?geo\b.+?)?)$', mdoc.find('.//src').text) is not None:
            if mtvn_id is not None and self._MOBILE_TEMPLATE is not None:
                self.to_screen('The normal version is not available from your '
                               'country, trying with the mobile version')
                return self._extract_mobile_video_formats(mtvn_id)
            raise ExtractorError('This video is not available from your country.',
                                 expected=True)

        formats = []
        for rendition in mdoc.findall('.//rendition'):
            if rendition.get('method') == 'hls':
                hls_url = rendition.find('./src').text
                formats.extend(self._extract_m3u8_formats(
                    hls_url, video_id, ext='mp4', entry_protocol='m3u8_native',
                    m3u8_id='hls', fatal=False))
            else:
                # fms
                try:
                    _, _, ext = rendition.attrib['type'].partition('/')
                    rtmp_video_url = rendition.find('./src').text
                    if 'error_not_available.swf' in rtmp_video_url:
                        raise ExtractorError(

def _check_error(json_string, key_or_keys):
        keys = [key_or_keys] if isinstance(key_or_keys, compat_str) else key_or_keys
        for key in keys:
            error = json_string.get(key)
            if error:
                raise ExtractorError('Unable to login: %s' % error, expected=True)

def _download_media_selector_url(self, url, programme_id=None):
        try:
            media_selection = self._download_xml(
                url, programme_id, 'Downloading media selection XML')
        except ExtractorError as ee:
            if isinstance(ee.cause, compat_HTTPError) and ee.cause.code in (403, 404):
                media_selection = compat_etree_fromstring(ee.cause.read().decode('utf-8'))
            else:
                raise
        return self._process_media_selector(media_selection, programme_id)

config_re = [r' = {config:({.+?}),assets:', r'(?:[abc])=({.+?});']
                config = self._search_regex(config_re, webpage, 'info section',
                                            flags=re.DOTALL)
                config = json.loads(config)
        except Exception as e:
            if re.search('The creator of this video has not given you permission to embed it on this domain.', webpage):
                raise ExtractorError('The author has restricted the access to this video, try with the "--referer" option')

            if re.search(r']+?id="pw_form"', webpage) is not None:
                if '_video_password_verified' in data:
                    raise ExtractorError('video password verification failed!')
                self._verify_video_password(redirect_url, video_id, webpage)
                return self._real_extract(
                    smuggle_url(redirect_url, {'_video_password_verified': 'verified'}))
            else:
                raise ExtractorError('Unable to extract info section',
                                     cause=e)
        else:
            if config.get('view') == 4:
                config = self._verify_player_video_password(redirect_url, video_id)

        def is_rented():
            if '>You rented this title.<' in webpage:
                return True
            if config.get('user', {}).get('purchased'):
                return True
            label = try_get(
                config, lambda x: x['video']['vod']['purchase_options'][0]['label_string'], compat_str)
            if label and label.startswith('You rented this'):
                return True
            return False

if not expected:
            msg += bug_reports_message()
        super(ExtractorError, self).__init__(msg)

        self.traceback = tb
        self.exc_info = sys.exc_info()  # preserve original exception
        self.cause = cause
        self.video_id = video_id

    def format_traceback(self):
        if self.traceback is None:
            return None
        return ''.join(traceback.format_tb(self.traceback))


class UnsupportedError(ExtractorError):
    def __init__(self, url):
        super(UnsupportedError, self).__init__(
            'Unsupported URL: %s' % url, expected=True)
        self.url = url


class RegexNotFoundError(ExtractorError):
    """Error when a regex didn't match"""
    pass


class GeoRestrictedError(ExtractorError):
    """Geographic restriction Error exception.

    This exception may be thrown when a video is not available from your
    geographic location due to geographic restrictions imposed by a website.

def _check_error(self, info):
        error = info.get('error')
        if info.get('error') is not None:
            title = error['title']
            # See https://developer.dailymotion.com/api#access-error
            if error.get('code') == 'DM007':
                self.raise_geo_restricted(msg=title)
            raise ExtractorError(
                '%s said: %s' % (self.IE_NAME, title), expected=True)

def _handle_error(response):
        status = int_or_none(response.get('status', 200))
        if status != 200:
            raise ExtractorError(' '.join(response['errors']), expected=True)

def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)
        page_type = self._search_regex(
            self._PAGE_TYPE_REGEXES, webpage,
            'page type', default='clip').lower()
        if page_type == 'clip':
            return self._extract_clip(url, webpage)
        elif page_type == 'playlist':
            return self._extract_playlist(url, webpage)
        else:
            raise ExtractorError(
                'Unsupported page type %s' % page_type, expected=True)

def _handle_error(self, response):
        if not isinstance(response, dict):
            return
        error = response.get('error')
        if error:
            raise ExtractorError(
                '%s returned error: %s - %s' % (self.IE_NAME, error, response.get('message')),
                expected=True)

data_url = object_doc.attrib.get('data', '')
        data_url_params = compat_parse_qs(compat_urllib_parse_urlparse(data_url).query)

        def find_param(name):
            if name in flashvars:
                return flashvars[name]
            node = find_xpath_attr(object_doc, './param', 'name', name)
            if node is not None:
                return node.attrib['value']
            return data_url_params.get(name)

        params = {}

        playerID = find_param('playerID') or find_param('playerId')
        if playerID is None:
            raise ExtractorError('Cannot find player ID')
        params['playerID'] = playerID

        playerKey = find_param('playerKey')
        # Not all pages define this value
        if playerKey is not None:
            params['playerKey'] = playerKey
        # These fields hold the id of the video
        videoPlayer = find_param('@videoPlayer') or find_param('videoId') or find_param('videoID') or find_param('@videoList')
        if videoPlayer is not None:
            if isinstance(videoPlayer, list):
                videoPlayer = videoPlayer[0]
            videoPlayer = videoPlayer.strip()
            # UUID is also possible for videoPlayer (e.g.
            # http://www.popcornflix.com/hoodies-vs-hooligans/7f2d2b87-bbf2-4623-acfb-ea942b4f01dd
            # or http://www8.hp.com/cn/zh/home.html)
            if not (re.match(