code:
# coding: utf-8
from __future__ import unicode_literals

import json
import datetime

from .common import InfoExtractor
from ..compat import (
    compat_parse_qs,
    compat_urlparse,
)
from ..utils import (
    determine_ext,
    dict_get,
    ExtractorError,
    int_or_none,
    float_or_none,
    parse_duration,
    parse_iso8601,
    remove_start,
    try_get,
    unified_timestamp,
    urlencode_postdata,
    xpath_text,
)

class NiconicoIE(InfoExtractor):
    IE_NAME = 'niconico'
    IE_DESC = 'ニコニコ動画'

    _TESTS = [{
        'url': 'http://www.nicovideo.jp/watch/sm22312215',
        'md5': 'd1a75c0823e2f629128c43e1212760f9',
        'info_dict': {
            'id': 'sm22312215',
            'ext': 'mp4',
            'title': 'Big Buck Bunny',
            'thumbnail': r're:https?://.*',
            'uploader': 'takuya0301',
            'uploader_id': '2698420',
            'upload_date': '20131123',
            'timestamp': int,  # timestamp is unstable
            'description': '(c) copyright 2008, Blender Foundation / www.bigbuckbunny.org',
            'duration': 33,
            'view_count': int,
            'comment_count': int,
        },
        'skip': 'Requires an account',
    }, {
        # File downloaded with and without credentials are different, so omit
        # the md5 field
        'url': 'http://www.nicovideo.jp/watch/nm14296458',
        'info_dict': {
            'id': 'nm14296458',
            'ext': 'swf',
            'title': '【鏡音リン】Dance on media【オリジナル】take2!',
            'description': 'md5:689f066d74610b3b22e0f1739add0f58',
            'thumbnail': r're:https?://.*',
            'uploader': 'りょうた',
            'uploader_id': '18822557',
            'upload_date': '20110429',
            'timestamp': 1304065916,
            'duration': 209,
        },
        'skip': 'Requires an account',
    }, {
        # 'video exists but is marked as "deleted"
        # md5 is unstable
        'url': 'http://www.nicovideo.jp/watch/sm10000',
        'info_dict': {
            'id': 'sm10000',
            'ext': 'unknown_video',
            'description': 'deleted',
            'title': 'ドラえもんエターナル第3話「決戦第3新東京市」＜前編＞',
            'thumbnail': r're:https?://.*',
            'upload_date': '20071224',
            'timestamp': int,  # timestamp field has different value if logged in
            'duration': 304,
            'view_count': int,
        },
        'skip': 'Requires an account',
    }, {
        'url': 'http://www.nicovideo.jp/watch/so22543406',
        'info_dict': {
            'id': '1388129933',
            'ext': 'mp4',
            'title': '【第1回】RADIOアニメロミックス ラブライブ！～のぞえりRadio Garden～',
            'description': 'md5:b27d224bb0ff53d3c8269e9f8b561cf1',
            'thumbnail': r're:https?://.*',
            'timestamp': 1388851200,
            'upload_date': '20140104',
            'uploader': 'アニメロチャンネル',
            'uploader_id': '312',
        },
        'skip': 'The viewing period of the video you were searching for has expired.',
    }, {
        # video not available via `getflv`; "old" HTML5 video
        'url': 'http://www.nicovideo.jp/watch/sm1151009',
        'md5': '8fa81c364eb619d4085354eab075598a',
        'info_dict': {
            'id': 'sm1151009',
            'ext': 'mp4',
            'title': 'マスターシステム本体内蔵のスペハリのメインテーマ（ＰＳＧ版）',
            'description': 'md5:6ee077e0581ff5019773e2e714cdd0b7',
            'thumbnail': r're:https?://.*',
            'duration': 184,
            'timestamp': 1190868283,
            'upload_date': '20070927',
            'uploader': 'denden2',
            'uploader_id': '1392194',
            'view_count': int,
            'comment_count': int,
        },
        'skip': 'Requires an account',
    }, {
        # "New" HTML5 video
        # md5 is unstable
        'url': 'http://www.nicovideo.jp/watch/sm31464864',
        'info_dict': {
            'id': 'sm31464864',
            'ext': 'mp4',
            'title': '新作TVアニメ「戦姫絶唱シンフォギアAXZ」PV 最高画質',
            'description': 'md5:e52974af9a96e739196b2c1ca72b5feb',
            'timestamp': 1498514060,
            'upload_date': '20170626',
            'uploader': 'ゲスト',
            'uploader_id': '40826363',
            'thumbnail': r're:https?://.*',
            'duration': 198,
            'view_count': int,
            'comment_count': int,
        },
        'skip': 'Requires an account',
    }, {
        # Video without owner
        'url': 'http://www.nicovideo.jp/watch/sm18238488',
        'md5': 'd265680a1f92bdcbbd2a507fc9e78a9e',
        'info_dict': {
            'id': 'sm18238488',
            'ext': 'mp4',
            'title': '【実写版】ミュータントタートルズ',
            'description': 'md5:15df8988e47a86f9e978af2064bf6d8e',
            'timestamp': 1341160408,
            'upload_date': '20120701',
            'uploader': None,
            'uploader_id': None,
            'thumbnail': r're:https?://.*',
            'duration': 5271,
            'view_count': int,
            'comment_count': int,
        },
        'skip': 'Requires an account',
    }, {
        'url': 'http://sp.nicovideo.jp/watch/sm28964488?ss_pos=1&cp_in=wt_tg',
        'only_matching': True,
    }]

    _VALID_URL = r'https?://(?:www\.|secure\.|sp\.)?nicovideo\.jp/watch/(?P<id>(?:[a-z]{2})?[0-9]+)'
    _NETRC_MACHINE = 'niconico'

    def _real_initialize(self):
        self._login()

    def _login(self):
        username, password = self._get_login_info()
        # No authentication to be performed
        if not username:
            return True

        # Log in
        login_ok = True
        login_form_strs = {
            'mail_tel': username,
            'password': password,
        }
        urlh = self._request_webpage(
            'https://account.nicovideo.jp/api/v1/login', None,
            note='Logging in', errnote='Unable to log in',
            data=urlencode_postdata(login_form_strs))
        if urlh is False:
            login_ok = False
        else:
            parts = compat_urlparse.urlparse(urlh.geturl())
            if compat_parse_qs(parts.query).get('message', [None])[0] == 'cant_login':
                login_ok = False
        if not login_ok:
            self._downloader.report_warning('unable to log in: bad username or password')
        return login_ok

    def _extract_format_for_quality(self, api_data, video_id, audio_quality, video_quality):
        def yesno(boolean):
            return 'yes' if boolean else 'no'

        session_api_data = api_data['video']['dmcInfo']['session_api']
        session_api_endpoint = session_api_data['urls'][0]

        format_id = '-'.join(map(lambda s: remove_start(s['id'], 'archive_'), [video_quality, audio_quality]))

        session_response = self._download_json(
            session_api_endpoint['url'], video_id,
            query={'_format': 'json'},
            headers={'Content-Type': 'application/json'},
            note='Downloading JSON metadata for %s' % format_id,
            data=json.dumps({
                'session': {
                    'client_info': {
                        'player_id': session_api_data['player_id'],
                    },
                    'content_auth': {
                        'auth_type': session_api_data['auth_types'][session_api_data['protocols'][0]],
                        'content_key_timeout': session_api_data['content_key_timeout'],
                        'service_id': 'nicovideo',
                        'service_user_id': session_api_data['service_user_id']
                    },
                    'content_id': session_api_data['content_id'],
                    'content_src_id_sets': [{
                        'content_src_ids': [{
                            'src_id_to_mux': {
                                'audio_src_ids': [audio_quality['id']],
                                'video_src_ids': [video_quality['id']],
                            }
                        }]
                    }],
                    'content_type': 'movie',
                    'content_uri': '',
                    'keep_method': {
                        'heartbeat': {
                            'lifetime': session_api_data['heartbeat_lifetime']
                        }
                    },
                    'priority': session_api_data['priority'],
                    'protocol': {
                        'name': 'http',
                        'parameters': {
                            'http_parameters': {
                                'parameters': {
                                    'http_output_download_parameters': {
                                        'use_ssl': yesno(session_api_endpoint['is_ssl']),
                                        'use_well_known_port': yesno(session_api_endpoint['is_well_known_port']),
                                    }
                                }
                            }
                        }
                    },
                    'recipe_id': session_api_data['recipe_id'],
                    'session_operation_auth': {
                        'session_operation_auth_by_signature': {
                            'signature': session_api_data['signature'],
                            'token': session_api_data['token'],
                        }
                    },
                    'timing_constraint': 'unlimited'
                }
            }).encode())

        resolution = video_quality.get('resolution', {})

        return {
            'url': session_response['data']['session']['content_uri'],
            'format_id': format_id,
            'ext': 'mp4',  # Session API are used in HTML5, which always serves mp4
            'abr': float_or_none(audio_quality.get('bitrate'), 1000),
            'vbr': float_or_none(video_quality.get('bitrate'), 1000),
            'height': resolution.get('height'),
            'width': resolution.get('width'),
        }

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

        # Get video webpage. We are not actually interested in it for normal
        # cases, but need the cookies in order to be able to download the
        # info webpage
        webpage, handle = self._download_webpage_handle(
            'http://www.nicovideo.jp/watch/' + video_id, video_id)
        if video_id.startswith('so'):
            video_id = self._match_id(handle.geturl())

        api_data = self._parse_json(self._html_search_regex(
            'data-api-data="([^"]+)"', webpage,
            'API data', default='{}'), video_id)

        def _format_id_from_url(video_url):
            return 'economy' if video_real_url.endswith('low') else 'normal'

        try:
            video_real_url = api_data['video']['smileInfo']['url']
        except KeyError:  # Flash videos
            # Get flv info
            flv_info_webpage = self._download_webpage(
                'http://flapi.nicovideo.jp/api/getflv/' + video_id + '?as3=1',
                video_id, 'Downloading flv info')

            flv_info = compat_urlparse.parse_qs(flv_info_webpage)
            if 'url' not in flv_info:
                if 'deleted' in flv_info:
                    raise ExtractorError('The video has been deleted.',
                                         expected=True)
                elif 'closed' in flv_info:
                    raise ExtractorError('Niconico videos now require logging in',
                                         expected=True)
                elif 'error' in flv_info:
                    raise ExtractorError('%s reports error: %s' % (
                        self.IE_NAME, flv_info['error'][0]), expected=True)
                else:
                    raise ExtractorError('Unable to find video URL')

            video_info_xml = self._download_xml(
                'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id,
                video_id, note='Downloading video info page')

            def get_video_info(items):
                if not isinstance(items, list):
                    items = [items]
                for item in items:
                    ret = xpath_text(video_info_xml, './/' + item)
                    if ret:
                        return ret

            video_real_url = flv_info['url'][0]

            extension = get_video_info('movie_type')
            if not extension:
                extension = determine_ext(video_real_url)

            formats = [{
                'url': video_real_url,
                'ext': extension,
                'format_id': _format_id_from_url(video_real_url),
            }]
        else:
            formats = []

            dmc_info = api_data['video'].get('dmcInfo')
            if dmc_info:  # "New" HTML5 videos
                quality_info = dmc_info['quality']
                for audio_quality in quality_info['audios']:
                    for video_quality in quality_info['videos']:
                        if not audio_quality['available'] or not video_quality['available']:
                            continue
                        formats.append(self._extract_format_for_quality(
                            api_data, video_id, audio_quality, video_quality))

                self._sort_formats(formats)
            else:  # "Old" HTML5 videos
                formats = [{
                    'url': video_real_url,
                    'ext': 'mp4',
                    'format_id': _format_id_from_url(video_real_url),
                }]

            def get_video_info(items):
                return dict_get(api_data['video'], items)

        # Start extracting information
        title = get_video_info('title')
        if not title:
            title = self._og_search_title(webpage, default=None)
        if not title:
            title = self._html_search_regex(
                r']+class="videoHeaderTitle"[^>]*>([^<]+)',
                webpage, 'video title')

        watch_api_data_string = self._html_search_regex(
            r'
]+id="watchAPIDataContainer"[^>]+>([^<]+)
',
            webpage, 'watch api data', default=None)
        watch_api_data = self._parse_json(watch_api_data_string, video_id) if watch_api_data_string else {}
        video_detail = watch_api_data.get('videoDetail', {})

        thumbnail = (
            get_video_info(['thumbnail_url', 'thumbnailURL'])
            or self._html_search_meta('image', webpage, 'thumbnail', default=None)
            or video_detail.get('thumbnail'))

        description = get_video_info('description')

        timestamp = (parse_iso8601(get_video_info('first_retrieve'))
                     or unified_timestamp(get_video_info('postedDateTime')))
        if not timestamp:
            match = self._html_search_meta('datePublished', webpage, 'date published', default=None)
            if match:
                timestamp = parse_iso8601(match.replace('+', ':00+'))
        if not timestamp and video_detail.get('postedAt'):
            timestamp = parse_iso8601(
                video_detail['postedAt'].replace('/', '-'),
                delimiter=' ', timezone=datetime.timedelta(hours=9))

        view_count = int_or_none(get_video_info(['view_counter', 'viewCount']))
        if not view_count:
            match = self._html_search_regex(
                r'>Views: ]*>([^<]+)',
                webpage, 'view count', default=None)
            if match:
                view_count = int_or_none(match.replace(',', ''))
        view_count = view_count or video_detail.get('viewCount')

        comment_count = (int_or_none(get_video_info('comment_num'))
                         or video_detail.get('commentCount')
                         or try_get(api_data, lambda x: x['thread']['commentCount']))
        if not comment_count:
            match = self._html_search_regex(
                r'>Comments: ]*>([^<]+)',
                webpage, 'comment count', default=None)
            if match:
                comment_count = int_or_none(match.replace(',', ''))

        duration = (parse_duration(
            get_video_info('length')
            or self._html_search_meta(
                'video:duration', webpage, 'video duration', default=None))
            or video_detail.get('length')
            or get_video_info('duration'))

        webpage_url = get_video_info('watch_url') or url

        # Note: cannot use api_data.get('owner', {}) because owner may be set to "null"
        # in the JSON, which will cause None to be returned instead of {}.
        owner = try_get(api_data, lambda x: x.get('owner'), dict) or {}
        uploader_id = get_video_info(['ch_id', 'user_id']) or owner.get('id')
        uploader = get_video_info(['ch_name', 'user_nickname']) or owner.get('nickname')

        return {
            'id': video_id,
            'title': title,
            'formats': formats,
            'thumbnail': thumbnail,
            'description': description,
            'uploader': uploader,
            'timestamp': timestamp,
            'uploader_id': uploader_id,
            'view_count': view_count,
            'comment_count': comment_count,
            'duration': duration,
            'webpage_url': webpage_url,
        }

class NiconicoPlaylistIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/mylist/(?P<id>\d+)'

    _TEST = {
        'url': 'http://www.nicovideo.jp/mylist/27411728',
        'info_dict': {
            'id': '27411728',
            'title': 'AKB48のオールナイトニッポン',
        },
        'playlist_mincount': 225,
    }

    def _real_extract(self, url):
        list_id = self._match_id(url)
        webpage = self._download_webpage(url, list_id)

        entries_json = self._search_regex(r'Mylist\.preload\(\d+, (\[.*\])\);',
                                          webpage, 'entries')
        entries = json.loads(entries_json)
        entries = [{
            '_type': 'url',
            'ie_key': NiconicoIE.ie_key(),
            'url': ('http://www.nicovideo.jp/watch/%s' %
                    entry['item_data']['video_id']),
        } for entry in entries]

        return {
            '_type': 'playlist',
            'title': self._search_regex(r'\s+name: "(.*?)"', webpage, 'title'),
            'id': list_id,
            'entries': entries,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import (
    parse_iso8601,
    float_or_none,
    ExtractorError,
    int_or_none,
)

class NineCNineMediaIE(InfoExtractor):
    IE_NAME = '9c9media'
    _GEO_COUNTRIES = ['CA']
    _VALID_URL = r'9c9media:(?P<destination_code>[^:]+):(?P<id>\d+)'
    _API_BASE_TEMPLATE = 'http://capi.9c9media.com/destinations/%s/platforms/desktop/contents/%s/'

    def _real_extract(self, url):
        destination_code, content_id = re.match(self._VALID_URL, url).groups()
        api_base_url = self._API_BASE_TEMPLATE % (destination_code, content_id)
        content = self._download_json(api_base_url, content_id, query={
            '$include': '[Media,Season,ContentPackages]',
        })
        title = content['Name']
        if len(content['ContentPackages']) > 1:
            raise ExtractorError('multiple content packages')
        content_package = content['ContentPackages'][0]
        package_id = content_package['Id']
        content_package_url = api_base_url + 'contentpackages/%s/' % package_id
        content_package = self._download_json(
            content_package_url, content_id, query={
                '$include': '[HasClosedCaptions]',
            })

        if content_package.get('Constraints', {}).get('Security', {}).get('Type'):
            raise ExtractorError('This video is DRM protected.', expected=True)

        manifest_base_url = content_package_url + 'manifest.'
        formats = []
        formats.extend(self._extract_m3u8_formats(
            manifest_base_url + 'm3u8', content_id, 'mp4',
            'm3u8_native', m3u8_id='hls', fatal=False))
        formats.extend(self._extract_f4m_formats(
            manifest_base_url + 'f4m', content_id,
            f4m_id='hds', fatal=False))
        formats.extend(self._extract_mpd_formats(
            manifest_base_url + 'mpd', content_id,
            mpd_id='dash', fatal=False))
        self._sort_formats(formats)

        thumbnails = []
        for image in content.get('Images', []):
            image_url = image.get('Url')
            if not image_url:
                continue
            thumbnails.append({
                'url': image_url,
                'width': int_or_none(image.get('Width')),
                'height': int_or_none(image.get('Height')),
            })

        tags, categories = [], []
        for source_name, container in (('Tags', tags), ('Genres', categories)):
            for e in content.get(source_name, []):
                e_name = e.get('Name')
                if not e_name:
                    continue
                container.append(e_name)

        season = content.get('Season', {})

        info = {
            'id': content_id,
            'title': title,
            'description': content.get('Desc') or content.get('ShortDesc'),
            'timestamp': parse_iso8601(content.get('BroadcastDateTime')),
            'episode_number': int_or_none(content.get('Episode')),
            'season': season.get('Name'),
            'season_number': season.get('Number'),
            'season_id': season.get('Id'),
            'series': content.get('Media', {}).get('Name'),
            'tags': tags,
            'categories': categories,
            'duration': float_or_none(content_package.get('Duration')),
            'formats': formats,
        }

        if content_package.get('HasClosedCaptions'):
            info['subtitles'] = {
                'en': [{
                    'url': manifest_base_url + 'vtt',
                    'ext': 'vtt',
                }, {
                    'url': manifest_base_url + 'srt',
                    'ext': 'srt',
                }]
            }

        return info

repo_name: rrosajp/youtube


code:
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import str_to_int

class NineGagIE(InfoExtractor):
    IE_NAME = '9gag'
    _VALID_URL = r'https?://(?:www\.)?9gag(?:\.com/tv|\.tv)/(?:p|embed)/(?P<id>[a-zA-Z0-9]+)(?:/(?P<display_id>[^?#/]+))?'

    _TESTS = [{
        'url': 'http://9gag.com/tv/p/Kk2X5/people-are-awesome-2013-is-absolutely-awesome',
        'info_dict': {
            'id': 'kXzwOKyGlSA',
            'ext': 'mp4',
            'description': 'This 3-minute video will make you smile and then make you feel untalented and insignificant. Anyway, you should share this awesomeness. (Thanks, Dino!)',
            'title': '\"People Are Awesome 2013\" Is Absolutely Awesome',
            'uploader_id': 'UCdEH6EjDKwtTe-sO2f0_1XA',
            'uploader': 'CompilationChannel',
            'upload_date': '20131110',
            'view_count': int,
        },
        'add_ie': ['Youtube'],
    }, {
        'url': 'http://9gag.com/tv/p/aKolP3',
        'info_dict': {
            'id': 'aKolP3',
            'ext': 'mp4',
            'title': 'This Guy Travelled 11 countries In 44 days Just To Make This Amazing Video',
            'description': "I just saw more in 1 minute than I've seen in 1 year. This guy's video is epic!!",
            'uploader_id': 'rickmereki',
            'uploader': 'Rick Mereki',
            'upload_date': '20110803',
            'view_count': int,
        },
        'add_ie': ['Vimeo'],
    }, {
        'url': 'http://9gag.com/tv/p/KklwM',
        'only_matching': True,
    }, {
        'url': 'http://9gag.tv/p/Kk2X5',
        'only_matching': True,
    }, {
        'url': 'http://9gag.com/tv/embed/a5Dmvl',
        'only_matching': True,
    }]

    _EXTERNAL_VIDEO_PROVIDER = {
        '1': {
            'url': '%s',
            'ie_key': 'Youtube',
        },
        '2': {
            'url': 'http://player.vimeo.com/video/%s',
            'ie_key': 'Vimeo',
        },
        '3': {
            'url': 'http://instagram.com/p/%s',
            'ie_key': 'Instagram',
        },
        '4': {
            'url': 'http://vine.co/v/%s',
            'ie_key': 'Vine',
        },
    }

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        video_id = mobj.group('id')
        display_id = mobj.group('display_id') or video_id

        webpage = self._download_webpage(url, display_id)

        post_view = self._parse_json(
            self._search_regex(
                r'var\s+postView\s*=\s*new\s+app\.PostView\({\s*post:\s*({.+?})\s*,\s*posts:\s*prefetchedCurrentPost',
                webpage, 'post view'),
            display_id)

        ie_key = None
        source_url = post_view.get('sourceUrl')
        if not source_url:
            external_video_id = post_view['videoExternalId']
            external_video_provider = post_view['videoExternalProvider']
            source_url = self._EXTERNAL_VIDEO_PROVIDER[external_video_provider]['url'] % external_video_id
            ie_key = self._EXTERNAL_VIDEO_PROVIDER[external_video_provider]['ie_key']
        title = post_view['title']
        description = post_view.get('description')
        view_count = str_to_int(post_view.get('externalView'))
        thumbnail = post_view.get('thumbnail_700w') or post_view.get('ogImageUrl') or post_view.get('thumbnail_300w')

        return {
            '_type': 'url_transparent',
            'url': source_url,
            'ie_key': ie_key,
            'id': video_id,
            'display_id': display_id,
            'title': title,
            'description': description,
            'view_count': view_count,
            'thumbnail': thumbnail,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

from .common import InfoExtractor
from ..compat import compat_str
from ..utils import (
    ExtractorError,
    int_or_none,
    float_or_none,
    smuggle_url,
)

class NineNowIE(InfoExtractor):
    IE_NAME = '9now.com.au'
    _VALID_URL = r'https?://(?:www\.)?9now\.com\.au/(?:[^/]+/){2}(?P<id>[^/?#]+)'
    _GEO_COUNTRIES = ['AU']
    _TESTS = [{
        # clip
        'url': 'https://www.9now.com.au/afl-footy-show/2016/clip-ciql02091000g0hp5oktrnytc',
        'md5': '17cf47d63ec9323e562c9957a968b565',
        'info_dict': {
            'id': '16801',
            'ext': 'mp4',
            'title': 'St. Kilda\'s Joey Montagna on the potential for a player\'s strike',
            'description': 'Is a boycott of the NAB Cup "on the table"?',
            'uploader_id': '4460760524001',
            'upload_date': '20160713',
            'timestamp': 1468421266,
        },
        'skip': 'Only available in Australia',
    }, {
        # episode
        'url': 'https://www.9now.com.au/afl-footy-show/2016/episode-19',
        'only_matching': True,
    }, {
        # DRM protected
        'url': 'https://www.9now.com.au/andrew-marrs-history-of-the-world/season-1/episode-1',
        'only_matching': True,
    }]
    BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/4460760524001/default_default/index.html?videoId=%s'

    def _real_extract(self, url):
        display_id = self._match_id(url)
        webpage = self._download_webpage(url, display_id)
        page_data = self._parse_json(self._search_regex(
            r'window\.__data\s*=\s*({.*?});', webpage,
            'page data', default='{}'), display_id, fatal=False)
        if not page_data:
            page_data = self._parse_json(self._parse_json(self._search_regex(
                r'window\.__data\s*=\s*JSON\.parse\s*\(\s*(".+?")\s*\)\s*;',
                webpage, 'page data'), display_id), display_id)

        for kind in ('episode', 'clip'):
            current_key = page_data.get(kind, {}).get(
                'current%sKey' % kind.capitalize())
            if not current_key:
                continue
            cache = page_data.get(kind, {}).get('%sCache' % kind, {})
            if not cache:
                continue
            common_data = (cache.get(current_key) or list(cache.values())[0])[kind]
            break
        else:
            raise ExtractorError('Unable to find video data')

        video_data = common_data['video']

        if video_data.get('drm'):
            raise ExtractorError('This video is DRM protected.', expected=True)

        brightcove_id = video_data.get('brightcoveId') or 'ref:' + video_data['referenceId']
        video_id = compat_str(video_data.get('id') or brightcove_id)
        title = common_data['name']

        thumbnails = [{
            'id': thumbnail_id,
            'url': thumbnail_url,
            'width': int_or_none(thumbnail_id[1:])
        } for thumbnail_id, thumbnail_url in common_data.get('image', {}).get('sizes', {}).items()]

        return {
            '_type': 'url_transparent',
            'url': smuggle_url(
                self.BRIGHTCOVE_URL_TEMPLATE % brightcove_id,
                {'geo_countries': self._GEO_COUNTRIES}),
            'id': video_id,
            'title': title,
            'description': common_data.get('description'),
            'duration': float_or_none(video_data.get('duration'), 1000),
            'thumbnails': thumbnails,
            'ie_key': 'BrightcoveNew',
        }


code:
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from .ooyala import OoyalaIE

class NintendoIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?nintendo\.com/(?:games/detail|nintendo-direct)/(?P<id>[^/?#&]+)'
    _TESTS = [{
        'url': 'https://www.nintendo.com/games/detail/duck-hunt-wii-u/',
        'info_dict': {
            'id': 'MzMmticjp0VPzO3CCj4rmFOuohEuEWoW',
            'ext': 'flv',
            'title': 'Duck Hunt Wii U VC NES - Trailer',
            'duration': 60.326,
        },
        'params': {
            'skip_download': True,
        },
        'add_ie': ['Ooyala'],
    }, {
        'url': 'http://www.nintendo.com/games/detail/tokyo-mirage-sessions-fe-wii-u',
        'info_dict': {
            'id': 'tokyo-mirage-sessions-fe-wii-u',
            'title': 'Tokyo Mirage Sessions ♯FE',
        },
        'playlist_count': 4,
    }, {
        'url': 'https://www.nintendo.com/nintendo-direct/09-04-2019/',
        'info_dict': {
            'id': 'J2bXdmaTE6fe3dWJTPcc7m23FNbc_A1V',
            'ext': 'mp4',
            'title': 'Switch_ROS_ND0904-H264.mov',
            'duration': 2324.758,
        },
        'params': {
            'skip_download': True,
        },
        'add_ie': ['Ooyala'],
    }]

    def _real_extract(self, url):
        page_id = self._match_id(url)

        webpage = self._download_webpage(url, page_id)

        entries = [
            OoyalaIE._build_url_result(m.group('code'))
            for m in re.finditer(
                r'data-(?:video-id|directVideoId)=(["\'])(?P<code>(?:(?!\1).)+)\1', webpage)]

        title = self._html_search_regex(
            r'(?s)<(?:span|div)[^>]+class="(?:title|wrapper)"[^>]*>.*?<h1>(.+?)</h1>',
            webpage, 'title', fatal=False)

        return self.playlist_result(
            entries, page_id, title)


code:
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..compat import compat_urlparse
from ..utils import (
    extract_attributes,
    get_element_by_class,
    urlencode_postdata,
)

class NJPWWorldIE(InfoExtractor):
    _VALID_URL = r'https?://njpwworld\.com/p/(?P<id>[a-z0-9_]+)'
    IE_DESC = '新日本プロレスワールド'
    _NETRC_MACHINE = 'njpwworld'

    _TEST = {
        'url': 'http://njpwworld.com/p/s_series_00155_1_9/',
        'info_dict': {
            'id': 's_series_00155_1_9',
            'ext': 'mp4',
            'title': '第9試合　ランディ・サベージ　vs　リック・スタイナー',
            'tags': list,
        },
        'params': {
            'skip_download': True,  # AES-encrypted m3u8
        },
        'skip': 'Requires login',
    }

    _LOGIN_URL = 'https://front.njpwworld.com/auth/login'

    def _real_initialize(self):
        self._login()

    def _login(self):
        username, password = self._get_login_info()
        # No authentication to be performed
        if not username:
            return True

        # Setup session (will set necessary cookies)
        self._request_webpage(
            'https://njpwworld.com/', None, note='Setting up session')

        webpage, urlh = self._download_webpage_handle(
            self._LOGIN_URL, None,
            note='Logging in', errnote='Unable to login',
            data=urlencode_postdata({'login_id': username, 'pw': password}),
            headers={'Referer': 'https://front.njpwworld.com/auth'})
        # /auth/login will return 302 for successful logins
        if urlh.geturl() == self._LOGIN_URL:
            self.report_warning('unable to login')
            return False

        return True

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

        webpage = self._download_webpage(url, video_id)

        formats = []
        for mobj in re.finditer(r']+\bhref=(["\'])/player.+?[^>]*>', webpage):
            player = extract_attributes(mobj.group(0))
            player_path = player.get('href')
            if not player_path:
                continue
            kind = self._search_regex(
                r'(low|high)$', player.get('class') or '', 'kind',
                default='low')
            player_url = compat_urlparse.urljoin(url, player_path)
            player_page = self._download_webpage(
                player_url, video_id, note='Downloading player page')
            entries = self._parse_html5_media_entries(
                player_url, player_page, video_id, m3u8_id='hls-%s' % kind,
                m3u8_entry_protocol='m3u8_native')
            kind_formats = entries[0]['formats']
            for f in kind_formats:
                f['quality'] = 2 if kind == 'high' else 1
            formats.extend(kind_formats)

        self._sort_formats(formats)

        post_content = get_element_by_class('post-content', webpage)
        tags = re.findall(
            r'
]+class="tag-[^"]+">]*>([^<]+)
', post_content
        ) if post_content else None

        return {
            'id': video_id,
            'title': self._og_search_title(webpage),
            'formats': formats,
            'tags': tags,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

from .common import InfoExtractor
from ..utils import (
    js_to_json,
    mimetype2ext,
    determine_ext,
    update_url_query,
    get_element_by_attribute,
    int_or_none,
)

class NobelPrizeIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?nobelprize\.org/mediaplayer.*?\bid=(?P<id>\d+)'
    _TEST = {
        'url': 'http://www.nobelprize.org/mediaplayer/?id=2636',
        'md5': '04c81e5714bb36cc4e2232fee1d8157f',
        'info_dict': {
            'id': '2636',
            'ext': 'mp4',
            'title': 'Announcement of the 2016 Nobel Prize in Physics',
            'description': 'md5:05beba57f4f5a4bbd4cf2ef28fcff739',
        }
    }

    def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)
        media = self._parse_json(self._search_regex(
            r'(?s)var\s*config\s*=\s*({.+?});', webpage,
            'config'), video_id, js_to_json)['media']
        title = media['title']

        formats = []
        for source in media.get('source', []):
            source_src = source.get('src')
            if not source_src:
                continue
            ext = mimetype2ext(source.get('type')) or determine_ext(source_src)
            if ext == 'm3u8':
                formats.extend(self._extract_m3u8_formats(
                    source_src, video_id, 'mp4', 'm3u8_native',
                    m3u8_id='hls', fatal=False))
            elif ext == 'f4m':
                formats.extend(self._extract_f4m_formats(
                    update_url_query(source_src, {'hdcore': '3.7.0'}),
                    video_id, f4m_id='hds', fatal=False))
            else:
                formats.append({
                    'url': source_src,
                })
        self._sort_formats(formats)

        return {
            'id': video_id,
            'title': title,
            'description': get_element_by_attribute('itemprop', 'description', webpage),
            'duration': int_or_none(media.get('duration')),
            'formats': formats,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

import re
import time
import hashlib

from .common import InfoExtractor
from ..compat import (
    compat_str,
    compat_urlparse,
)
from ..utils import (
    clean_html,
    ExtractorError,
    int_or_none,
    float_or_none,
    parse_iso8601,
    sanitized_Request,
    urlencode_postdata,
)

class NocoIE(InfoExtractor):
    _VALID_URL = r'https?://(?:(?:www\.)?noco\.tv/emission/|player\.noco\.tv/\?idvideo=)(?P<id>\d+)'
    _LOGIN_URL = 'https://noco.tv/do.php'
    _API_URL_TEMPLATE = 'https://api.noco.tv/1.1/%s?ts=%s&tk=%s'
    _SUB_LANG_TEMPLATE = '&sub_lang=%s'
    _NETRC_MACHINE = 'noco'

    _TESTS = [
        {
            'url': 'http://noco.tv/emission/11538/nolife/ami-ami-idol-hello-france/',
            'md5': '0a993f0058ddbcd902630b2047ef710e',
            'info_dict': {
                'id': '11538',
                'ext': 'mp4',
                'title': 'Ami Ami Idol - Hello! France',
                'description': 'md5:4eaab46ab68fa4197a317a88a53d3b86',
                'upload_date': '20140412',
                'uploader': 'Nolife',
                'uploader_id': 'NOL',
                'duration': 2851.2,
            },
            'skip': 'Requires noco account',
        },
        {
            'url': 'http://noco.tv/emission/12610/lbl42/the-guild/s01e01-wake-up-call',
            'md5': 'c190f1f48e313c55838f1f412225934d',
            'info_dict': {
                'id': '12610',
                'ext': 'mp4',
                'title': 'The Guild #1 - Wake-Up Call',
                'timestamp': 1403863200,
                'upload_date': '20140627',
                'uploader': 'LBL42',
                'uploader_id': 'LBL',
                'duration': 233.023,
            },
            'skip': 'Requires noco account',
        }
    ]

    def _real_initialize(self):
        self._login()

    def _login(self):
        username, password = self._get_login_info()
        if username is None:
            return

        login = self._download_json(
            self._LOGIN_URL, None, 'Logging in',
            data=urlencode_postdata({
                'a': 'login',
                'cookie': '1',
                'username': username,
                'password': password,
            }),
            headers={
                'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
            })

        if 'erreur' in login:
            raise ExtractorError('Unable to login: %s' % clean_html(login['erreur']), expected=True)

    @staticmethod
    def _ts():
        return int(time.time() * 1000)

    def _call_api(self, path, video_id, note, sub_lang=None):
        ts = compat_str(self._ts() + self._ts_offset)
        tk = hashlib.md5((hashlib.md5(ts.encode('ascii')).hexdigest() + '#8S?uCraTedap6a').encode('ascii')).hexdigest()
        url = self._API_URL_TEMPLATE % (path, ts, tk)
        if sub_lang:
            url += self._SUB_LANG_TEMPLATE % sub_lang

        request = sanitized_Request(url)
        request.add_header('Referer', self._referer)

        resp = self._download_json(request, video_id, note)

        if isinstance(resp, dict) and resp.get('error'):
            self._raise_error(resp['error'], resp['description'])

        return resp

    def _raise_error(self, error, description):
        raise ExtractorError(
            '%s returned error: %s - %s' % (self.IE_NAME, error, description),
            expected=True)

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

        # Timestamp adjustment offset between server time and local time
        # must be calculated in order to use timestamps closest to server's
        # in all API requests (see https://github.com/ytdl-org/youtube-dl/issues/7864)
        webpage = self._download_webpage(url, video_id)

        player_url = self._search_regex(
            r'(["\'])(?P<player>https?://noco\.tv/(?:[^/]+/)+NocoPlayer.+?\.swf.*?)\1',
            webpage, 'noco player', group='player',
            default='http://noco.tv/cdata/js/player/NocoPlayer-v1.2.40.swf')

        qs = compat_urlparse.parse_qs(compat_urlparse.urlparse(player_url).query)
        ts = int_or_none(qs.get('ts', [None])[0])
        self._ts_offset = ts - self._ts() if ts else 0
        self._referer = player_url

        medias = self._call_api(
            'shows/%s/medias' % video_id,
            video_id, 'Downloading video JSON')

        show = self._call_api(
            'shows/by_id/%s' % video_id,
            video_id, 'Downloading show JSON')[0]

        options = self._call_api(
            'users/init', video_id,
            'Downloading user options JSON')['options']
        audio_lang_pref = options.get('audio_language') or options.get('language', 'fr')

        if audio_lang_pref == 'original':
            audio_lang_pref = show['original_lang']
        if len(medias) == 1:
            audio_lang_pref = list(medias.keys())[0]
        elif audio_lang_pref not in medias:
            audio_lang_pref = 'fr'

        qualities = self._call_api(
            'qualities',
            video_id, 'Downloading qualities JSON')

        formats = []

        for audio_lang, audio_lang_dict in medias.items():
            preference = 1 if audio_lang == audio_lang_pref else 0
            for sub_lang, lang_dict in audio_lang_dict['video_list'].items():
                for format_id, fmt in lang_dict['quality_list'].items():
                    format_id_extended = 'audio-%s_sub-%s_%s' % (audio_lang, sub_lang, format_id)

                    video = self._call_api(
                        'shows/%s/video/%s/%s' % (video_id, format_id.lower(), audio_lang),
                        video_id, 'Downloading %s video JSON' % format_id_extended,
                        sub_lang if sub_lang != 'none' else None)

                    file_url = video['file']
                    if not file_url:
                        continue

                    if file_url in ['forbidden', 'not found']:
                        popmessage = video['popmessage']
                        self._raise_error(popmessage['title'], popmessage['message'])

                    formats.append({
                        'url': file_url,
                        'format_id': format_id_extended,
                        'width': int_or_none(fmt.get('res_width')),
                        'height': int_or_none(fmt.get('res_lines')),
                        'abr': int_or_none(fmt.get('audiobitrate'), 1000),
                        'vbr': int_or_none(fmt.get('videobitrate'), 1000),
                        'filesize': int_or_none(fmt.get('filesize')),
                        'format_note': qualities[format_id].get('quality_name'),
                        'quality': qualities[format_id].get('priority'),
                        'preference': preference,
                    })

        self._sort_formats(formats)

        timestamp = parse_iso8601(show.get('online_date_start_utc'), ' ')

        if timestamp is not None and timestamp < 0:
            timestamp = None

        uploader = show.get('partner_name')
        uploader_id = show.get('partner_key')
        duration = float_or_none(show.get('duration_ms'), 1000)

        thumbnails = []
        for thumbnail_key, thumbnail_url in show.items():
            m = re.search(r'^screenshot_(?P<width>\d+)x(?P<height>\d+)$', thumbnail_key)
            if not m:
                continue
            thumbnails.append({
                'url': thumbnail_url,
                'width': int(m.group('width')),
                'height': int(m.group('height')),
            })

        episode = show.get('show_TT') or show.get('show_OT')
        family = show.get('family_TT') or show.get('family_OT')
        episode_number = show.get('episode_number')

        title = ''
        if family:
            title += family
        if episode_number:
            title += ' #' + compat_str(episode_number)
        if episode:
            title += ' - ' + compat_str(episode)

        description = show.get('show_resume') or show.get('family_resume')

        return {
            'id': video_id,
            'title': title,
            'description': description,
            'thumbnails': thumbnails,
            'timestamp': timestamp,
            'uploader': uploader,
            'uploader_id': uploader_id,
            'duration': duration,
            'formats': formats,
        }


code:
from __future__ import unicode_literals

from .nuevo import NuevoBaseIE

class NonkTubeIE(NuevoBaseIE):
    _VALID_URL = r'https?://(?:www\.)?nonktube\.com/(?:(?:video|embed)/|media/nuevo/embed\.php\?.*?\bid=)(?P<id>\d+)'
    _TESTS = [{
        'url': 'https://www.nonktube.com/video/118636/sensual-wife-uncensored-fucked-in-hairy-pussy-and-facialized',
        'info_dict': {
            'id': '118636',
            'ext': 'mp4',
            'title': 'Sensual Wife Uncensored Fucked In Hairy Pussy And Facialized',
            'age_limit': 18,
            'duration': 1150.98,
        },
        'params': {
            'skip_download': True,
        }
    }, {
        'url': 'https://www.nonktube.com/embed/118636',
        'only_matching': True,
    }]

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

        webpage = self._download_webpage(url, video_id)

        title = self._og_search_title(webpage)
        info = self._parse_html5_media_entries(url, webpage, video_id)[0]

        info.update({
            'id': video_id,
            'title': title,
            'age_limit': 18,
        })
        return info


code:
# coding: utf-8
from __future__ import unicode_literals

from .brightcove import BrightcoveNewIE
from .common import InfoExtractor
from ..compat import compat_str
from ..utils import (
    int_or_none,
    js_to_json,
    smuggle_url,
    try_get,
)

class NoovoIE(InfoExtractor):
    _VALID_URL = r'https?://(?:[^/]+\.)?noovo\.ca/videos/(?P<id>[^/]+/[^/?#&]+)'
    _TESTS = [{
        # clip
        'url': 'http://noovo.ca/videos/rpm-plus/chrysler-imperial',
        'info_dict': {
            'id': '5386045029001',
            'ext': 'mp4',
            'title': 'Chrysler Imperial',
            'description': 'md5:de3c898d1eb810f3e6243e08c8b4a056',
            'timestamp': 1491399228,
            'upload_date': '20170405',
            'uploader_id': '618566855001',
            'series': 'RPM+',
        },
        'params': {
            'skip_download': True,
        },
    }, {
        # episode
        'url': 'http://noovo.ca/videos/l-amour-est-dans-le-pre/episode-13-8',
        'info_dict': {
            'id': '5395865725001',
            'title': 'Épisode 13 : Les retrouvailles',
            'description': 'md5:888c3330f0c1b4476c5bc99a1c040473',
            'ext': 'mp4',
            'timestamp': 1492019320,
            'upload_date': '20170412',
            'uploader_id': '618566855001',
            'series': "L'amour est dans le pré",
            'season_number': 5,
            'episode': 'Épisode 13',
            'episode_number': 13,
        },
        'params': {
            'skip_download': True,
        },
    }]
    BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/618566855001/default_default/index.html?videoId=%s'

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

        webpage = self._download_webpage(url, video_id)

        brightcove_id = self._search_regex(
            r'data-video-id=["\'](\d+)', webpage, 'brightcove id')

        data = self._parse_json(
            self._search_regex(
                r'(?s)dataLayer\.push\(\s*({.+?})\s*\);', webpage, 'data',
                default='{}'),
            video_id, transform_source=js_to_json, fatal=False)

        title = try_get(
            data, lambda x: x['video']['nom'],
            compat_str) or self._html_search_meta(
            'dcterms.Title', webpage, 'title', fatal=True)

        description = self._html_search_meta(
            ('dcterms.Description', 'description'), webpage, 'description')

        series = try_get(
            data, lambda x: x['emission']['nom']) or self._search_regex(
            r'<div[^>]+class="banner-card__subtitle h4"[^>]*>([^<]+)',
            webpage, 'series', default=None)

        season_el = try_get(data, lambda x: x['emission']['saison'], dict) or {}
        season = try_get(season_el, lambda x: x['nom'], compat_str)
        season_number = int_or_none(try_get(season_el, lambda x: x['numero']))

        episode_el = try_get(season_el, lambda x: x['episode'], dict) or {}
        episode = try_get(episode_el, lambda x: x['nom'], compat_str)
        episode_number = int_or_none(try_get(episode_el, lambda x: x['numero']))

        return {
            '_type': 'url_transparent',
            'ie_key': BrightcoveNewIE.ie_key(),
            'url': smuggle_url(
                self.BRIGHTCOVE_URL_TEMPLATE % brightcove_id,
                {'geo_countries': ['CA']}),
            'id': brightcove_id,
            'title': title,
            'description': description,
            'series': series,
            'season': season,
            'season_number': season_number,
            'episode': episode,
            'episode_number': episode_number,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

from .common import InfoExtractor
from .jwplatform import JWPlatformIE

from ..utils import (
    unified_strdate,
)

class NormalbootsIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?normalboots\.com/video/(?P<id>[0-9a-z-]*)/?$'
    _TEST = {
        'url': 'http://normalboots.com/video/home-alone-games-jontron/',
        'info_dict': {
            'id': 'home-alone-games-jontron',
            'ext': 'mp4',
            'title': 'Home Alone Games - JonTron - NormalBoots',
            'description': 'Jon is late for Christmas. Typical. Thanks to: Paul Ritchey for Co-Writing/Filming: http://www.youtube.com/user/ContinueShow Michael Azzi for Christmas Intro Animation: http://michafrar.tumblr.com/ Jerrod Waters for Christmas Intro Music: http://www.youtube.com/user/xXJerryTerryXx Casey Ormond for ‘Tense Battle Theme’:\xa0http://www.youtube.com/Kiamet/',
            'uploader': 'JonTron',
            'upload_date': '20140125',
        },
        'params': {
            # m3u8 download
            'skip_download': True,
        },
        'add_ie': ['JWPlatform'],
    }

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

        video_uploader = self._html_search_regex(
            r'Posted\sby\s(?P<uploader>[A-Za-z]*)\s',
            webpage, 'uploader', fatal=False)
        video_upload_date = unified_strdate(self._html_search_regex(
            r'[A-Za-z]+, (?P<date>.*)',
            webpage, 'date', fatal=False))

        jwplatform_url = JWPlatformIE._extract_url(webpage)

        return {
            '_type': 'url_transparent',
            'id': video_id,
            'url': jwplatform_url,
            'ie_key': JWPlatformIE.ie_key(),
            'title': self._og_search_title(webpage),
            'description': self._og_search_description(webpage),
            'thumbnail': self._og_search_thumbnail(webpage),
            'uploader': video_uploader,
            'upload_date': video_upload_date,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import (
    ExtractorError,
    sanitized_Request,
    urlencode_postdata,
    xpath_text,
    xpath_with_ns,
)

_x = lambda p: xpath_with_ns(p, {'xspf': 'http://xspf.org/ns/0/'})

class NosVideoIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?nosvideo\.com/' + \
                 r'(?:embed/|\?v=)(?P<id>[A-Za-z0-9]{12})/?'
    _PLAYLIST_URL = 'http://nosvideo.com/xml/{xml_id:s}.xml'
    _FILE_DELETED_REGEX = r'<b>File Not Found</b>'
    _TEST = {
        'url': 'http://nosvideo.com/?v=mu8fle7g7rpq',
        'md5': '6124ed47130d8be3eacae635b071e6b6',
        'info_dict': {
            'id': 'mu8fle7g7rpq',
            'ext': 'mp4',
            'title': 'big_buck_bunny_480p_surround-fix.avi.mp4',
            'thumbnail': r're:^https?://.*\.jpg$',
        }
    }

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

        fields = {
            'id': video_id,
            'op': 'download1',
            'method_free': 'Continue to Video',
        }
        req = sanitized_Request(url, urlencode_postdata(fields))
        req.add_header('Content-type', 'application/x-www-form-urlencoded')
        webpage = self._download_webpage(req, video_id,
                                         'Downloading download page')
        if re.search(self._FILE_DELETED_REGEX, webpage) is not None:
            raise ExtractorError('Video %s does not exist' % video_id,
                                 expected=True)

        xml_id = self._search_regex(r'php\|([^\|]+)\|', webpage, 'XML ID')
        playlist_url = self._PLAYLIST_URL.format(xml_id=xml_id)
        playlist = self._download_xml(playlist_url, video_id)

        track = playlist.find(_x('.//xspf:track'))
        if track is None:
            raise ExtractorError(
                'XML playlist is missing the \'track\' element',
                expected=True)
        title = xpath_text(track, _x('./xspf:title'), 'title')
        url = xpath_text(track, _x('./xspf:file'), 'URL', fatal=True)
        thumbnail = xpath_text(track, _x('./xspf:image'), 'thumbnail')
        if title is not None:
            title = title.strip()

        formats = [{
            'format_id': 'sd',
            'url': url,
        }]

        return {
            'id': video_id,
            'title': title,
            'thumbnail': thumbnail,
            'formats': formats,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

import re

from .common import InfoExtractor
from ..utils import (
    clean_html,
    determine_ext,
    int_or_none,
    js_to_json,
    qualities,
    unified_strdate,
    url_or_none,
)

class NovaEmbedIE(InfoExtractor):
    _VALID_URL = r'https?://media\.cms\.nova\.cz/embed/(?P<id>[^/?#&]+)'
    _TEST = {
        'url': 'https://media.cms.nova.cz/embed/8o0n0r?autoplay=1',
        'md5': 'ee009bafcc794541570edd44b71cbea3',
        'info_dict': {
            'id': '8o0n0r',
            'ext': 'mp4',
            'title': '2180. díl',
            'thumbnail': r're:^https?://.*\.jpg',
            'duration': 2578,
        },
    }

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

        webpage = self._download_webpage(url, video_id)

        duration = None
        formats = []

        player = self._parse_json(
            self._search_regex(
                r'Player\.init\s*\([^,]+,\s*({.+?})\s*,\s*{.+?}\s*\)\s*;',
                webpage, 'player', default='{}'), video_id, fatal=False)
        if player:
            for format_id, format_list in player['tracks'].items():
                if not isinstance(format_list, list):
                    format_list = [format_list]
                for format_dict in format_list:
                    if not isinstance(format_dict, dict):
                        continue
                    format_url = url_or_none(format_dict.get('src'))
                    format_type = format_dict.get('type')
                    ext = determine_ext(format_url)
                    if (format_type == 'application/x-mpegURL'
                            or format_id == 'HLS' or ext == 'm3u8'):
                        formats.extend(self._extract_m3u8_formats(
                            format_url, video_id, 'mp4',
                            entry_protocol='m3u8_native', m3u8_id='hls',
                            fatal=False))
                    elif (format_type == 'application/dash+xml'
                          or format_id == 'DASH' or ext == 'mpd'):
                        formats.extend(self._extract_mpd_formats(
                            format_url, video_id, mpd_id='dash', fatal=False))
                    else:
                        formats.append({
                            'url': format_url,
                        })
            duration = int_or_none(player.get('duration'))
        else:
            # Old path, not actual as of 08.04.2020
            bitrates = self._parse_json(
                self._search_regex(
                    r'(?s)(?:src|bitrates)\s*=\s*({.+?})\s*;', webpage, 'formats'),
                video_id, transform_source=js_to_json)

            QUALITIES = ('lq', 'mq', 'hq', 'hd')
            quality_key = qualities(QUALITIES)

            for format_id, format_list in bitrates.items():
                if not isinstance(format_list, list):
                    format_list = [format_list]
                for format_url in format_list:
                    format_url = url_or_none(format_url)
                    if not format_url:
                        continue
                    if format_id == 'hls':
                        formats.extend(self._extract_m3u8_formats(
                            format_url, video_id, ext='mp4',
                            entry_protocol='m3u8_native', m3u8_id='hls',
                            fatal=False))
                        continue
                    f = {
                        'url': format_url,
                    }
                    f_id = format_id
                    for quality in QUALITIES:
                        if '%s.mp4' % quality in format_url:
                            f_id += '-%s' % quality
                            f.update({
                                'quality': quality_key(quality),
                                'format_note': quality.upper(),
                            })
                            break
                    f['format_id'] = f_id
                    formats.append(f)

        self._sort_formats(formats)

        title = self._og_search_title(
            webpage, default=None) or self._search_regex(
            (r'<value>(?P<title>[^<]+)',
             r'videoTitle\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1'), webpage,
            'title', group='value')
        thumbnail = self._og_search_thumbnail(
            webpage, default=None) or self._search_regex(
            r'poster\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage,
            'thumbnail', fatal=False, group='value')
        duration = int_or_none(self._search_regex(
            r'videoDuration\s*:\s*(\d+)', webpage, 'duration',
            default=duration))

        return {
            'id': video_id,
            'title': title,
            'thumbnail': thumbnail,
            'duration': duration,
            'formats': formats,
        }

class NovaIE(InfoExtractor):
    IE_DESC = 'TN.cz, Prásk.tv, Nova.cz, Novaplus.cz, FANDA.tv, Krásná.cz and Doma.cz'
    _VALID_URL = r'https?://(?:[^.]+\.)?(?P<site>tv(?:noviny)?|tn|novaplus|vymena|fanda|krasna|doma|prask)\.nova\.cz/(?:[^/]+/)+(?P<id>[^/]+?)(?:\.html|/|$)'
    _TESTS = [{
        'url': 'http://tn.nova.cz/clanek/tajemstvi-ukryte-v-podzemi-specialni-nemocnice-v-prazske-krci.html#player_13260',
        'md5': '249baab7d0104e186e78b0899c7d5f28',
        'info_dict': {
            'id': '1757139',
            'display_id': 'tajemstvi-ukryte-v-podzemi-specialni-nemocnice-v-prazske-krci',
            'ext': 'mp4',
            'title': 'Podzemní nemocnice v pražské Krči',
            'description': 'md5:f0a42dd239c26f61c28f19e62d20ef53',
            'thumbnail': r're:^https?://.*\.(?:jpg)',
        }
    }, {
        'url': 'http://fanda.nova.cz/clanek/fun-and-games/krvavy-epos-zaklinac-3-divoky-hon-vychazi-vyhrajte-ho-pro-sebe.html',
        'info_dict': {
            'id': '1753621',
            'ext': 'mp4',
            'title': 'Zaklínač 3: Divoký hon',
            'description': 're:.*Pokud se stejně jako my nemůžete.*',
            'thumbnail': r're:https?://.*\.jpg(\?.*)?',
            'upload_date': '20150521',
        },
        'params': {
            # rtmp download
            'skip_download': True,
        },
        'skip': 'gone',
    }, {
        # media.cms.nova.cz embed
        'url': 'https://novaplus.nova.cz/porad/ulice/epizoda/18760-2180-dil',
        'info_dict': {
            'id': '8o0n0r',
            'ext': 'mp4',
            'title': '2180. díl',
            'thumbnail': r're:^https?://.*\.jpg',
            'duration': 2578,
        },
        'params': {
            'skip_download': True,
        },
        'add_ie': [NovaEmbedIE.ie_key()],
        'skip': 'CHYBA 404: STRÁNKA NENALEZENA',
    }, {
        'url': 'http://sport.tn.nova.cz/clanek/sport/hokej/nhl/zivot-jde-dal-hodnotil-po-vyrazeni-z-playoff-jiri-sekac.html',
        'only_matching': True,
    }, {
        'url': 'http://fanda.nova.cz/clanek/fun-and-games/krvavy-epos-zaklinac-3-divoky-hon-vychazi-vyhrajte-ho-pro-sebe.html',
        'only_matching': True,
    }, {
        'url': 'http://doma.nova.cz/clanek/zdravi/prijdte-se-zapsat-do-registru-kostni-drene-jiz-ve-stredu-3-cervna.html',
        'only_matching': True,
    }, {
        'url': 'http://prask.nova.cz/clanek/novinky/co-si-na-sobe-nase-hvezdy-nechaly-pojistit.html',
        'only_matching': True,
    }, {
        'url': 'http://tv.nova.cz/clanek/novinky/zivot-je-zivot-bondovsky-trailer.html',
        'only_matching': True,
    }]

    def _real_extract(self, url):
        mobj = re.match(self._VALID_URL, url)
        display_id = mobj.group('id')
        site = mobj.group('site')

        webpage = self._download_webpage(url, display_id)

        description = clean_html(self._og_search_description(webpage, default=None))
        if site == 'novaplus':
            upload_date = unified_strdate(self._search_regex(
                r'(\d{1,2}-\d{1,2}-\d{4})$', display_id, 'upload date', default=None))
        elif site == 'fanda':
            upload_date = unified_strdate(self._search_regex(
                r'<span class="date_time">(\d{1,2}\.\d{1,2}\.\d{4})', webpage, 'upload date', default=None))
        else:
            upload_date = None

        # novaplus
        embed_id = self._search_regex(
            r'<iframe[^>]+\bsrc=["\'](?:https?:)?//media\.cms\.nova\.cz/embed/([^/?#&]+)',
            webpage, 'embed url', default=None)
        if embed_id:
            return {
                '_type': 'url_transparent',
                'url': 'https://media.cms.nova.cz/embed/%s' % embed_id,
                'ie_key': NovaEmbedIE.ie_key(),
                'id': embed_id,
                'description': description,
                'upload_date': upload_date
            }

        video_id = self._search_regex(
            [r"(?:media|video_id)\s*:\s*'(\d+)'",
             r'media=(\d+)',
             r'id="article_video_(\d+)"',
             r'id="player_(\d+)"'],
            webpage, 'video id')

        config_url = self._search_regex(
            r'src="(https?://(?:tn|api)\.nova\.cz/bin/player/videojs/config\.php\?[^"]+)"',
            webpage, 'config url', default=None)
        config_params = {}

        if not config_url:
            player = self._parse_json(
                self._search_regex(
                    r'(?s)Player\s*\(.+?\s*,\s*({.+?\bmedia\b["\']?\s*:\s*["\']?\d+.+?})\s*\)', webpage,
                    'player', default='{}'),
                video_id, transform_source=js_to_json, fatal=False)
            if player:
                config_url = url_or_none(player.get('configUrl'))
                params = player.get('configParams')
                if isinstance(params, dict):
                    config_params = params

        if not config_url:
            DEFAULT_SITE_ID = '23000'
            SITES = {
                'tvnoviny': DEFAULT_SITE_ID,
                'novaplus': DEFAULT_SITE_ID,
                'vymena': DEFAULT_SITE_ID,
                'krasna': DEFAULT_SITE_ID,
                'fanda': '30',
                'tn': '30',
                'doma': '30',
            }

            site_id = self._search_regex(
                r'site=(\d+)', webpage, 'site id', default=None) or SITES.get(
                site, DEFAULT_SITE_ID)

            config_url = 'https://api.nova.cz/bin/player/videojs/config.php'
            config_params = {
                'site': site_id,
                'media': video_id,
                'quality': 3,
                'version': 1,
            }

        config = self._download_json(
            config_url, display_id,
            'Downloading config JSON', query=config_params,
            transform_source=lambda s: s[s.index('{'):s.rindex('}') + 1])

        mediafile = config['mediafile']
        video_url = mediafile['src']

        m = re.search(r'^(?P<url>rtmpe?://[^/]+/(?P<app>[^/]+?))/&*(?P<playpath>.+)$', video_url)
        if m:
            formats = [{
                'url': m.group('url'),
                'app': m.group('app'),
                'play_path': m.group('playpath'),
                'player_path': 'http://tvnoviny.nova.cz/static/shared/app/videojs/video-js.swf',
                'ext': 'flv',
            }]
        else:
            formats = [{
                'url': video_url,
            }]
        self._sort_formats(formats)

        title = mediafile.get('meta', {}).get('title') or self._og_search_title(webpage)
        thumbnail = config.get('poster')

        return {
            'id': video_id,
            'display_id': display_id,
            'title': title,
            'description': description,
            'upload_date': upload_date,
            'thumbnail': thumbnail,
            'formats': formats,
        }


code:
# coding: utf-8
from __future__ import unicode_literals

from .brightcove import (
    BrightcoveLegacyIE,
    BrightcoveNewIE,
)
from .common import InfoExtractor
from ..compat import compat_str
from ..utils import (
    ExtractorError,
    sanitized_Request,
)

class NownessBaseIE(InfoExtractor):
    def _extract_url_result(self, post):
        if post['type'] == 'video':
            for media in post['media']:
                if media['type'] == 'video':
                    video_id = media['content']
                    source = media['source']
                    if source == 'brightcove':
                        player_code = self._download_webpage(
                            'http://www.nowness.com/iframe?id=%s' % video_id, video_id,
                            note='Downloading player JavaScript',
                            errnote='Unable to download player JavaScript')
                        bc_url = BrightcoveLegacyIE._extract_brightcove_url(player_code)
                        if bc_url:
                            return self.url_result(bc_url, BrightcoveLegacyIE.ie_key())
                        bc_url = BrightcoveNewIE._extract_url(self, player_code)
                        if bc_url:
                            return self.url_result(bc_url, BrightcoveNewIE.ie_key())
                        raise ExtractorError('Could not find player definition')
                    elif source == 'vimeo':
                        return self.url_result('http://vimeo.com/%s' % video_id, 'Vimeo')
                    elif source == 'youtube':
                        return self.url_result(video_id, 'Youtube')
                    elif source == 'cinematique':
                        # youtube-dl currently doesn't support cinematique
                        # return self.url_result('http://cinematique.com/embed/%s' % video_id, 'Cinematique')
                        pass

    def _api_request(self, url, request_path):
        display_id = self._match_id(url)
        request = sanitized_Request(
            'http://api.nowness.com/api/' + request_path % display_id,
            headers={
                'X-Nowness-Language': 'zh-cn' if 'cn.nowness.com' in url else 'en-us',
            })
        return display_id, self._download_json(request, display_id)

class NownessIE(NownessBaseIE):
    IE_NAME = 'nowness'
    _VALID_URL = r'https?://(?:(?:www|cn)\.)?nowness\.com/(?:story|(?:series|category)/[^/]+)/(?P<id>[^/]+?)(?:$|[?#])'
    _TESTS = [{
        'url': 'https://www.nowness.com/story/candor-the-art-of-gesticulation',
        'md5': '068bc0202558c2e391924cb8cc470676',
        'info_dict': {
            'id': '2520295746001',
            'ext': 'mp4',
            'title': 'Candor: The Art of Gesticulation',
            'description': 'Candor: The Art of Gesticulation',
            'thumbnail': r're:^https?://.*\.jpg',
            'timestamp': 1446745676,
            'upload_date': '20151105',
            'uploader_id': '2385340575001',
        },
        'add_ie': ['BrightcoveNew'],
    }, {
        'url': 'https://cn.nowness.com/story/kasper-bjorke-ft-jaakko-eino-kalevi-tnr',
        'md5': 'e79cf125e387216f86b2e0a5b5c63aa3',
        'info_dict': {
            'id': '3716354522001',
            'ext': 'mp4',
            'title': 'Kasper Bjørke ft. Jaakko Eino Kalevi: TNR',
            'description': 'Kasper Bjørke ft. Jaakko Eino Kalevi: TNR',
            'thumbnail': r're:^https?://.*\.jpg',
            'timestamp': 1407315371,
            'upload_date': '20140806',
            'uploader_id': '2385340575001',
        },
        'add_ie': ['BrightcoveNew'],
    }, {
        # vimeo
        'url': 'https://www.nowness.com/series/nowness-picks/jean-luc-godard-supercut',
        'md5': '9a5a6a8edf806407e411296ab6bc2a49',
        'info_dict': {
            'id': '130020913',
            'ext': 'mp4',
            'title': 'Bleu, Blanc, Rouge - A Godard Supercut',
            'description': 'md5:f0ea5f1857dffca02dbd37875d742cec',
            'thumbnail': r're:^https?://.*\.jpg',
            'upload_date': '20150607',
            'uploader': 'Cinema Sem Lei',
            'uploader_id': 'cinemasemlei',
        },
        'add_ie': ['Vimeo'],
    }]

    def _real_extract(self, url):
        _, post = self._api_request(url, 'post/getBySlug/%s')
        return self._extract_url_result(post)

class NownessPlaylistIE(NownessBaseIE):
    IE_NAME = 'nowness:playlist'
    _VALID_URL = r'https?://(?:(?:www|cn)\.)?nowness\.com/playlist/(?P<id>\d+)'
    _TEST = {
        'url': 'https://www.nowness.com/playlist/3286/i-guess-thats-why-they-call-it-the-blues',
        'info_dict': {
            'id': '3286',
        },
        'playlist_mincount': 8,
    }

    def _real_extract(self, url):
        playlist_id, playlist = self._api_request(url, 'post?PlaylistId=%s')
        entries = [self._extract_url_result(item) for item in playlist['items']]
        return self.playlist_result(entries, playlist_id)

class NownessSeriesIE(NownessBaseIE):
    IE_NAME = 'nowness:series'
    _VALID_URL = r'https?://(?:(?:www|cn)\.)?nowness\.com/series/(?P<id>[^/]+?)(?:$|[?#])'
    _TEST = {
        'url': 'https://www.nowness.com/series/60-seconds',
        'info_dict': {
            'id': '60',
            'title': '60 Seconds',
            'description': 'One-minute wisdom in a new NOWNESS series',
        },
        'playlist_mincount': 4,
    }

    def _real_extract(self, url):
        display_id, series = self._api_request(url, 'series/getBySlug/%s')
        entries = [self._extract_url_result(post) for post in series['posts']]
        series_title = None
        series_description = None
        translations = series.get('translations', [])
        if translations:
            series_title = translations[0].get('title') or translations[0]['seoTitle']
            series_description = translations[0].get('seoDescription')
        return self.playlist_result(
            entries, compat_str(series['id']), series_title, series_description)


code:
# coding: utf-8
from __future__ import unicode_literals

from .common import InfoExtractor
from ..compat import (
    compat_urllib_parse_unquote,
    compat_xpath,
)
from ..utils import (
    int_or_none,
    find_xpath_attr,
    xpath_text,
    update_url_query,
)

class NozIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?noz\.de/video/(?P<id>[0-9]+)/'
    _TESTS = [{
        'url': 'http://www.noz.de/video/25151/32-Deutschland-gewinnt-Badminton-Lnderspiel-in-Melle',
        'info_dict': {
            'id': '25151',
            'ext': 'mp4',
            'duration': 215,
            'title': '3:2 - Deutschland gewinnt Badminton-Länderspiel in Melle',
            'description': 'Vor rund 370 Zuschauern gewinnt die deutsche Badminton-Nationalmannschaft am Donnerstag ein EM-Vorbereitungsspiel gegen Frankreich in Melle. Video Moritz Frankenberg.',
            'thumbnail': r're:^http://.*\.jpg',
        },
    }]

    def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)
        description = self._og_search_description(webpage)

        edge_url = self._html_search_regex(
            r'<script\s+(?:type="text/javascript"\s+)?src="(.*?/videojs_.*?)"',
            webpage, 'edge URL')
        edge_content = self._download_webpage(edge_url, 'meta configuration')

        config_url_encoded = self._search_regex(
            r'so\.addVariable\("config_url","[^,]*,(.*?)"',
            edge_content, 'config URL'
        )
        config_url = compat_urllib_parse_unquote(config_url_encoded)

        doc = self._download_xml(config_url, 'video configuration')
        title = xpath_text(doc, './/title')
        thumbnail = xpath_text(doc, './/article/thumbnail/url')
        duration = int_or_none(xpath_text(
            doc, './/article/movie/file/duration'))
        formats = []
        for qnode in doc.findall(compat_xpath('.//article/movie/file/qualities/qual')):
            http_url_ele = find_xpath_attr(
                qnode, './html_urls/video_url', 'format', 'video/mp4')
            http_url = http_url_ele.text if http_url_ele is not None else None
            if http_url:
                formats.append({
                    'url': http_url,
                    'format_name': xpath_text(qnode, './name'),
                    'format_id': '%s-%s' % ('http', xpath_text(qnode, './id')),
                    'height': int_or_none(xpath_text(qnode, './height')),
                    'width': int_or_none(xpath_text(qnode, './width')),
                    'tbr': int_or_none(xpath_text(qnode, './bitrate'), scale=1000),
                })
            else:
                f4m_url = xpath_text(qnode, 'url_hd2')
                if f4m_url:
                    formats.extend(self._extract_f4m_formats(
                        update_url_query(f4m_url, {'hdcore': '3.4.0'}),
                        video_id, f4m_id='hds', fatal=False))
                m3u8_url_ele = find_xpath_attr(
                    qnode, './html_urls/video_url',
                    'format', 'application/vnd.apple.mpegurl')
                m3u8_url = m3u8_url_ele.text if m3u8_url_ele is not None else None
                if m3u8_url:
                    formats.extend(self._extract_m3u8_formats(
                        m3u8_url, video_id, 'mp4', 'm3u8_native',
                        m3u8_id='hls', fatal=False))
        self._sort_formats(formats)

        return {
            'id': video_id,
            'formats': formats,
            'title': title,
            'duration': duration,
            'description': description,
            'thumbnail': thumbnail,
        }