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

Code before:
            'description': 'Anti-smoking campaigner Bella Butts enlists the help of the mayor\'s wife to enact a ban on tobacco, much to the chagrin of the town\'s cigar-addicted menfolk.',
            'creator': 'Vitagraph Company of America',
            'release_date': '19150101'
        }
    }, {
        'url': 'https://www.harpodeon.com/preview/Behind_the_Screen/421838710',
        'md5': '7979df9ca04637282cb7d172ab3a9c3b',
        'info_dict': {
            'id': '421838710',
            'ext': 'mp4',
            'title': 'Behind the Screen',
            'description': 'A woman tries to break into being a stage hand at Charlie\'s studio by disguising herself as a man. Meanwhile, hostile strikers plan to blow up the set.',
            'creator': 'Lone Star Corporation',
            'release_date': '19160101'
        }
    }]

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

        title, creator, release_year = self._search_regex(
            r'<div[^>]+videoInfo[^<]*<h2[^>]*>(?P<title>.+)<\/h2>(?:\n<p[^>]*>\((?P<creator>.+), )?(?P<release_year>[0-9]{4})?', webpage, 'title', group=['title', 'creator', 'release_year'])

        hp_base = self._html_search_regex(
            r'hpBase\(\s*["\'](^["\']+)', webpage, 'hp_base')

        hp_inject_video, hp_resolution = self._search_regex(
            r'hpInjectVideo\((?:\'|\")(?P<hp_inject_video>.+)(?:\'|\"),(?:\'|\")(?P<hp_resolution>.+)(?:\'|\")', webpage, 'hp_inject_video', group=['hp_inject_video', 'hp_resolution'])

        return {
            'id': video_id,
            'title': title,
            'url': f'{hp_base}{hp_inject_video}_{hp_resolution}.mp4',
            'http_headers': {'Referer': url},
            'description': self._html_search_meta('description', webpage, fatal=False),
            'creator': creator,
            'release_date': unified_strdate(f'{release_year}0101')
        }


Review comment (suggestion):
```suggestion
        hp_base = self._html_search_regex(r'hpBase\(\s*["\']([^"\']+)', webpage, 'hp_base')
```

Code after:
            'description': 'md5:47e16bdb41fc8a79c83ab83af11c8b77',
            'creator': 'Vitagraph Company of America',
            'release_date': '19150101'
        }
    }, {
        'url': 'https://www.harpodeon.com/preview/Behind_the_Screen/421838710',
        'md5': '7979df9ca04637282cb7d172ab3a9c3b',
        'info_dict': {
            'id': '421838710',
            'ext': 'mp4',
            'title': 'Behind the Screen',
            'description': 'md5:008972a3dc51fba3965ee517d2ba9155',
            'creator': 'Lone Star Corporation',
            'release_date': '19160101'
        }
    }]

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

        title, creator, release_year = self._search_regex(
            r'''(?x)
                <div[^>]+videoInfo[^<]*<h2[^>]*>(?P<title>[^>]+)</h2>
                (?:\s*<p[^>]*>\((?P<creator>.+),\s*)?(?P<release_year>\d{4})?''',
            webpage, 'title', group=('title', 'creator', 'release_year'),
            fatal=False) or (None, None, None)

        hp_base = self._html_search_regex(r'hpBase\(\s*["\']([^"\']+)', webpage, 'hp_base')

        hp_inject_video, hp_resolution = self._search_regex(
            r'''(?x)
                hpInjectVideo\([\'\"](?P<hp_inject_video>\w+)[\'\"],
                [\'\"](?P<hp_resolution>\d+)[\'\"]''',
            webpage, 'hp_inject_video', group=['hp_inject_video', 'hp_resolution'])

        return {
            'id': video_id,
            'title': title,
            'url': f'{hp_base}{hp_inject_video}_{hp_resolution}.mp4',
            'http_headers': {'Referer': url},
            'description': self._html_search_meta('description', webpage, fatal=False),
            'creator': creator,
            'release_date': unified_strdate(f'{release_year}0101')
        }