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	The new MIME type appears in the following places: https://www.iana.org/assignments/media-types/media-types.xhtml#application https://hg.python.org/cpython/file/tip/Lib/mimetypes.py
		
			
				
	
	
		
			242 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			242 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# coding: utf-8
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from __future__ import unicode_literals
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import datetime
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import re
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import time
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from .common import InfoExtractor
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from ..compat import (
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    compat_urllib_parse,
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    compat_urllib_request,
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    compat_ord,
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)
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from ..utils import (
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    determine_ext,
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    ExtractorError,
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    parse_iso8601,
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    int_or_none,
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    encode_data_uri,
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)
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class LetvIE(InfoExtractor):
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    IE_DESC = '乐视网'
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    _VALID_URL = r'http://www\.letv\.com/ptv/vplay/(?P<id>\d+).html'
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    _TESTS = [{
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        'url': 'http://www.letv.com/ptv/vplay/22005890.html',
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        'md5': 'edadcfe5406976f42f9f266057ee5e40',
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        'info_dict': {
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            'id': '22005890',
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            'ext': 'mp4',
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            'title': '第87届奥斯卡颁奖礼完美落幕 《鸟人》成最大赢家',
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            'description': 'md5:a9cb175fd753e2962176b7beca21a47c',
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        },
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        'params': {
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            'hls_prefer_native': True,
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        },
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    }, {
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        'url': 'http://www.letv.com/ptv/vplay/1415246.html',
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        'info_dict': {
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            'id': '1415246',
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            'ext': 'mp4',
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            'title': '美人天下01',
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            'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
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        },
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        'params': {
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            'hls_prefer_native': True,
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        },
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    }, {
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        'note': 'This video is available only in Mainland China, thus a proxy is needed',
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        'url': 'http://www.letv.com/ptv/vplay/1118082.html',
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        'md5': '2424c74948a62e5f31988438979c5ad1',
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        'info_dict': {
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            'id': '1118082',
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            'ext': 'mp4',
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            'title': '与龙共舞 完整版',
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            'description': 'md5:7506a5eeb1722bb9d4068f85024e3986',
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        },
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        'params': {
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            'hls_prefer_native': True,
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        },
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        'skip': 'Only available in China',
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    }]
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    @staticmethod
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    def urshift(val, n):
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        return val >> n if val >= 0 else (val + 0x100000000) >> n
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    # ror() and calc_time_key() are reversed from a embedded swf file in KLetvPlayer.swf
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    def ror(self, param1, param2):
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        _loc3_ = 0
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        while _loc3_ < param2:
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            param1 = self.urshift(param1, 1) + ((param1 & 1) << 31)
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            _loc3_ += 1
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        return param1
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    def calc_time_key(self, param1):
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        _loc2_ = 773625421
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        _loc3_ = self.ror(param1, _loc2_ % 13)
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        _loc3_ = _loc3_ ^ _loc2_
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        _loc3_ = self.ror(_loc3_, _loc2_ % 17)
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        return _loc3_
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    # see M3U8Encryption class in KLetvPlayer.swf
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    @staticmethod
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    def decrypt_m3u8(encrypted_data):
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        if encrypted_data[:5].decode('utf-8').lower() != 'vc_01':
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            return encrypted_data
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        encrypted_data = encrypted_data[5:]
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        _loc4_ = bytearray()
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        while encrypted_data:
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            b = compat_ord(encrypted_data[0])
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            _loc4_.extend([b // 16, b & 0x0f])
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            encrypted_data = encrypted_data[1:]
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        idx = len(_loc4_) - 11
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        _loc4_ = _loc4_[idx:] + _loc4_[:idx]
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        _loc7_ = bytearray()
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        while _loc4_:
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            _loc7_.append(_loc4_[0] * 16 + _loc4_[1])
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            _loc4_ = _loc4_[2:]
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        return bytes(_loc7_)
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    def _real_extract(self, url):
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        media_id = self._match_id(url)
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        page = self._download_webpage(url, media_id)
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        params = {
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            'id': media_id,
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            'platid': 1,
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            'splatid': 101,
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            'format': 1,
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            'tkey': self.calc_time_key(int(time.time())),
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            'domain': 'www.letv.com'
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        }
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        play_json_req = compat_urllib_request.Request(
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            'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
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        )
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        cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
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        if cn_verification_proxy:
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            play_json_req.add_header('Ytdl-request-proxy', cn_verification_proxy)
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        play_json = self._download_json(
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            play_json_req,
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            media_id, 'Downloading playJson data')
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        # Check for errors
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        playstatus = play_json['playstatus']
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        if playstatus['status'] == 0:
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            flag = playstatus['flag']
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            if flag == 1:
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                msg = 'Country %s auth error' % playstatus['country']
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            else:
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                msg = 'Generic error. flag = %d' % flag
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            raise ExtractorError(msg, expected=True)
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        playurl = play_json['playurl']
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        formats = ['350', '1000', '1300', '720p', '1080p']
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        dispatch = playurl['dispatch']
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        urls = []
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        for format_id in formats:
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            if format_id in dispatch:
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                media_url = playurl['domain'][0] + dispatch[format_id][0]
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                media_url += '&' + compat_urllib_parse.urlencode({
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                    'm3v': 1,
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                    'format': 1,
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                    'expect': 3,
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                    'rateid': format_id,
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                })
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                nodes_data = self._download_json(
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                    media_url, media_id,
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                    'Download JSON metadata for format %s' % format_id)
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                req = self._request_webpage(
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                    nodes_data['nodelist'][0]['location'], media_id,
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                    note='Downloading m3u8 information for format %s' % format_id)
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                m3u8_data = self.decrypt_m3u8(req.read())
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                url_info_dict = {
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                    'url': encode_data_uri(m3u8_data, 'application/vnd.apple.mpegurl'),
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                    'ext': determine_ext(dispatch[format_id][1]),
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                    'format_id': format_id,
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                    'protocol': 'm3u8',
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                }
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                if format_id[-1:] == 'p':
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                    url_info_dict['height'] = int_or_none(format_id[:-1])
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                urls.append(url_info_dict)
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        publish_time = parse_iso8601(self._html_search_regex(
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            r'发布时间 ([^<>]+) ', page, 'publish time', default=None),
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            delimiter=' ', timezone=datetime.timedelta(hours=8))
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        description = self._html_search_meta('description', page, fatal=False)
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        return {
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            'id': media_id,
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            'formats': urls,
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            'title': playurl['title'],
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            'thumbnail': playurl['pic'],
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            'description': description,
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            'timestamp': publish_time,
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        }
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class LetvTvIE(InfoExtractor):
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    _VALID_URL = r'http://www.letv.com/tv/(?P<id>\d+).html'
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    _TESTS = [{
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        'url': 'http://www.letv.com/tv/46177.html',
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        'info_dict': {
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            'id': '46177',
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            'title': '美人天下',
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            'description': 'md5:395666ff41b44080396e59570dbac01c'
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        },
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        'playlist_count': 35
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    }]
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    def _real_extract(self, url):
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        playlist_id = self._match_id(url)
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        page = self._download_webpage(url, playlist_id)
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        media_urls = list(set(re.findall(
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            r'http://www.letv.com/ptv/vplay/\d+.html', page)))
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        entries = [self.url_result(media_url, ie='Letv')
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                   for media_url in media_urls]
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        title = self._html_search_meta('keywords', page,
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                                       fatal=False).split(',')[0]
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        description = self._html_search_meta('description', page, fatal=False)
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        return self.playlist_result(entries, playlist_id, playlist_title=title,
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                                    playlist_description=description)
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class LetvPlaylistIE(LetvTvIE):
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    _VALID_URL = r'http://tv.letv.com/[a-z]+/(?P<id>[a-z]+)/index.s?html'
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    _TESTS = [{
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        'url': 'http://tv.letv.com/izt/wuzetian/index.html',
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        'info_dict': {
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            'id': 'wuzetian',
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            'title': '武媚娘传奇',
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            'description': 'md5:e12499475ab3d50219e5bba00b3cb248'
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        },
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        # This playlist contains some extra videos other than the drama itself
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        'playlist_mincount': 96
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    }, {
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        'url': 'http://tv.letv.com/pzt/lswjzzjc/index.shtml',
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        'info_dict': {
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            'id': 'lswjzzjc',
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            # The title should be "劲舞青春", but I can't find a simple way to
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            # determine the playlist title
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            'title': '乐视午间自制剧场',
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            'description': 'md5:b1eef244f45589a7b5b1af9ff25a4489'
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        },
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        'playlist_mincount': 7
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    }]
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