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

Code before:
from ..utils import (
    OnDemandPagedList,
    traverse_obj,
    unified_strdate,
)


class GronkhIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?gronkh\.tv/(?:watch/)?streams?/(?P<id>\d+)'

    _TESTS = [{
        'url': 'https://gronkh.tv/streams/657',
        'info_dict': {
            'id': '657',
            'ext': 'mp4',
            'title': 'H.O.R.D.E. - DAS ZWEiTE ZEiTALTER 🎲 Session 1',
            'view_count': int,
            'thumbnail': 'https://01.cdn.vod.farm/preview/9e2555d3a23bf4e5c5b7c6b3b70a9d84.jpg',
            'upload_date': '20221111'
        },
        'params': {'skip_download': True}
    }, {
        'url': 'https://gronkh.tv/streams/657',
        'only_matching': True,
    },
        {
        'url': 'https://gronkh.tv/stream/536',
        'info_dict': {
            'id': '536',
            'ext': 'mp4',
            'title': 'GTV0536, 2021-10-01 - MARTHA IS DEAD  #FREiAB1830  !FF7 !horde !archiv',
            'view_count': int,
            'thumbnail': 'https://01.cdn.vod.farm/preview/6436746cce14e25f751260a692872b9b.jpg',
            'upload_date': '20211001'
        },
        'params': {'skip_download': True}
    }, {
        'url': 'https://gronkh.tv/watch/stream/546',
        'only_matching': True,
    }
    ]

    def _real_extract(self, url):
        id = self._match_id(url)
        data_json = self._download_json(f'https://api.gronkh.tv/v1/video/info?episode={id}', id)
        m3u8_url = self._download_json(f'https://api.gronkh.tv/v1/video/playlist?episode={id}', id)['playlist_url']
        formats, subtitles = self._extract_m3u8_formats_and_subtitles(m3u8_url, id)
        if data_json.get('vtt_url'):
            subtitles.setdefault('en', []).append({
                'url': data_json['vtt_url'],
                'ext': 'vtt',

Review comment (suggestion):
this `only_matching` test case is redundant
```suggestion
```

Code after:
from ..utils import (
    OnDemandPagedList,
    traverse_obj,
    unified_strdate,
)


class GronkhIE(InfoExtractor):
    _VALID_URL = r'https?://(?:www\.)?gronkh\.tv/(?:watch/)?streams?/(?P<id>\d+)'

    _TESTS = [{
        'url': 'https://gronkh.tv/streams/657',
        'info_dict': {
            'id': '657',
            'ext': 'mp4',
            'title': 'H.O.R.D.E. - DAS ZWEiTE ZEiTALTER 🎲 Session 1',
            'view_count': int,
            'thumbnail': 'https://01.cdn.vod.farm/preview/9e2555d3a23bf4e5c5b7c6b3b70a9d84.jpg',
            'upload_date': '20221111'
        },
        'params': {'skip_download': True}
    }, {
        'url': 'https://gronkh.tv/stream/536',
        'info_dict': {
            'id': '536',
            'ext': 'mp4',
            'title': 'GTV0536, 2021-10-01 - MARTHA IS DEAD  #FREiAB1830  !FF7 !horde !archiv',
            'view_count': int,
            'thumbnail': 'https://01.cdn.vod.farm/preview/6436746cce14e25f751260a692872b9b.jpg',
            'upload_date': '20211001'
        },
        'params': {'skip_download': True}
    }, {
        'url': 'https://gronkh.tv/watch/stream/546',
        'only_matching': True,
    }]

    def _real_extract(self, url):
        id = self._match_id(url)
        data_json = self._download_json(f'https://api.gronkh.tv/v1/video/info?episode={id}', id)
        m3u8_url = self._download_json(f'https://api.gronkh.tv/v1/video/playlist?episode={id}', id)['playlist_url']
        formats, subtitles = self._extract_m3u8_formats_and_subtitles(m3u8_url, id)
        if data_json.get('vtt_url'):
            subtitles.setdefault('en', []).append({
                'url': data_json['vtt_url'],
                'ext': 'vtt',
            })
        return {
            'id': id,
            'title': data_json.get('title'),
            'view_count': data_json.get('views'),