Repository: yt-dlp/yt-dlp
File: yt_dlp/extractor/mediaset.py (Python)

Code before:
        'info_dict': {
            'id': '100013107',
            'title': 'Episodi',
        },
        'playlist_count': 4,
    }, {
        # TV Show specific playlist (with multiple pages)
        'url': 'https://www.mediasetplay.mediaset.it/programmi-tv/leiene/iservizi_SE000000000061,ST000000002763,sb100013375',
        'info_dict': {
            'id': '100013375',
            'title': 'I servizi',
        },
        'playlist_count': 53,
    }]

    _HOST = 'https://www.mediasetplay.mediaset.it'
    _FEED_URL = 'https://feed.entertainment.tv.theplatform.eu/f/PR1GhC/'
    _BY_SUBBRAND = _FEED_URL + 'mediaset-prod-all-programs-v2?byCustomValue={subBrandId}{%s}&sort=:publishInfo_lastPublished|desc,tvSeasonEpisodeNumber|desc&range=%d-%d'
    _PAGE_SIZE = 25

    def _fetch_page(self, sb, page):
        lower_limit = page * self._PAGE_SIZE + 1
        upper_limit = lower_limit + self._PAGE_SIZE - 1
        content = self._download_json(
            self._BY_SUBBRAND % (sb, lower_limit, upper_limit), sb)
        if len(content.get('entries')) > 0:
            for entry in content['entries']:
                yield self.url_result(
                    'mediaset:' + entry['guid'],
                    playlist_title=entry['mediasetprogram$subBrandDescription']
                )

    def _real_extract(self, url):
        playlist_id, st, sb = self._match_valid_url(url).group('id', 'st', 'sb')
        if not sb:
            page = self._download_webpage(url, playlist_id)
            entries = [self.url_result(urljoin(self._HOST, url))
                       for url in re.findall(r'href="([^<>=]+SE\d{12},ST\d{12},sb\d{9})">[^<]+<', page)]
            title = (self._html_search_regex(r'(?s)<h1[^>]*>(.+?)</h1>', page, 'title', default=None)
                     or self._og_search_title(page))
            return self.playlist_result(entries, st or playlist_id, title)

        entries = OnDemandPagedList(
            functools.partial(self._fetch_page, sb),
            self._PAGE_SIZE)
        title = try_get(entries, lambda x: x[0]['playlist_title'])

        return self.playlist_result(entries, sb, title)


Review comment (suggestion):
```suggestion
        if content.get('entries'):
```

Code after:
        'info_dict': {
            'id': '100013107',
            'title': 'Episodi',
        },
        'playlist_count': 4,
    }, {
        # TV Show specific playlist (with multiple pages)
        'url': 'https://www.mediasetplay.mediaset.it/programmi-tv/leiene/iservizi_SE000000000061,ST000000002763,sb100013375',
        'info_dict': {
            'id': '100013375',
            'title': 'I servizi',
        },
        'playlist_count': 53,
    }]

    _BY_SUBBRAND = 'https://feed.entertainment.tv.theplatform.eu/f/PR1GhC/mediaset-prod-all-programs-v2?byCustomValue={subBrandId}{%s}&sort=:publishInfo_lastPublished|desc,tvSeasonEpisodeNumber|desc&range=%d-%d'
    _PAGE_SIZE = 25

    def _fetch_page(self, sb, page):
        lower_limit = page * self._PAGE_SIZE + 1
        upper_limit = lower_limit + self._PAGE_SIZE - 1
        content = self._download_json(
            self._BY_SUBBRAND % (sb, lower_limit, upper_limit), sb)
        for entry in content.get('entries') or []:
            yield self.url_result(
                'mediaset:' + entry['guid'],
                playlist_title=entry['mediasetprogram$subBrandDescription'])

    def _real_extract(self, url):
        playlist_id, st, sb = self._match_valid_url(url).group('id', 'st', 'sb')
        if not sb:
            page = self._download_webpage(url, playlist_id)
            entries = [self.url_result(urljoin('https://www.mediasetplay.mediaset.it', url))
                       for url in re.findall(r'href="([^<>=]+SE\d{12},ST\d{12},sb\d{9})">[^<]+<', page)]
            title = (self._html_search_regex(r'(?s)<h1[^>]*>(.+?)</h1>', page, 'title', default=None)
                     or self._og_search_title(page))
            return self.playlist_result(entries, st or playlist_id, title)

        entries = OnDemandPagedList(
            functools.partial(self._fetch_page, sb),
            self._PAGE_SIZE)
        title = try_get(entries, lambda x: x[0]['playlist_title'])

        return self.playlist_result(entries, sb, title)