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

Code before:
        'info_dict': {
            'id': 'yMBg9E8KFxZD',
            'ext': 'mp4',
            'description': 'md5:644ad9188d655b742f942bf2e06b002d',
            'title': 'HIGHLIGHTS: USA bag first ever series Cup win',
            'uploader': 'EGSM',
        },
        'skip': 'no clue where this comes from, and doesnt work anymore. If someone knows, please fix.',
    }, {
        'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7',
        'only_matching': True,
    }, {
        'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701',
        'md5': 'fb96bb3d85118930a5b055783a3bd992',
        'info_dict': {
            'id': 'tdy_or_siri_150701',
            'ext': 'mp4',
            'title': 'iPhone Siri’s sassy response to a math question has people talking',
            'description': 'md5:a565d1deadd5086f3331d57298ec6333',
            'duration': 83.0,
            'thumbnail': r're:^https?://.*\.jpg$',
            'timestamp': 1435752600,
            'upload_date': '20150701',
            'uploader': 'NBCU-NEWS',
        },
        'skip': 'Error: Player PID "nbcNewsOffsite" is disabled. Again, no clue where this comes from, someone please fix.'
    }, {
        # From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1
        # geo-restricted (US), HLS encrypted with AES-128
        'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781',
        'only_matching': True,
    }]

    @classmethod
    def _extract_embed_urls(cls, url, webpage):
        # Are whitespaces ignored in URLs?
        # https://github.com/ytdl-org/youtube-dl/issues/12044
        for embed_url in super()._extract_embed_urls(url, webpage):
            yield re.sub(r'\s', '', embed_url)

    @staticmethod
    def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
        flags = '10' if include_qs else '00'
        expiration_date = '%x' % (int(time.time()) + life)

        def str_to_hex(str):
            return binascii.b2a_hex(str.encode('ascii')).decode('ascii')

        def hex_to_bytes(hex):
            return binascii.a2b_hex(hex.encode('ascii'))


Review comment (suggestion):
```suggestion
        'skip': '404 Not Found',
```

Code after:
        'info_dict': {
            'id': 'yMBg9E8KFxZD',
            'ext': 'mp4',
            'description': 'md5:644ad9188d655b742f942bf2e06b002d',
            'title': 'HIGHLIGHTS: USA bag first ever series Cup win',
            'uploader': 'EGSM',
        },
        'skip': '404 Not Found',
    }, {
        'url': 'http://player.theplatform.com/p/NnzsPC/widget/select/media/4Y0TlYUr_ZT7',
        'only_matching': True,
    }, {
        'url': 'http://player.theplatform.com/p/2E2eJC/nbcNewsOffsite?guid=tdy_or_siri_150701',
        'md5': 'fb96bb3d85118930a5b055783a3bd992',
        'info_dict': {
            'id': 'tdy_or_siri_150701',
            'ext': 'mp4',
            'title': 'iPhone Siri’s sassy response to a math question has people talking',
            'description': 'md5:a565d1deadd5086f3331d57298ec6333',
            'duration': 83.0,
            'thumbnail': r're:^https?://.*\.jpg$',
            'timestamp': 1435752600,
            'upload_date': '20150701',
            'uploader': 'NBCU-NEWS',
        },
        'skip': '404 Not Found',
    }, {
        # From http://www.nbc.com/the-blacklist/video/sir-crispin-crandall/2928790?onid=137781#vc137781=1
        # geo-restricted (US), HLS encrypted with AES-128
        'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781',
        'only_matching': True,
    }]

    @classmethod
    def _extract_embed_urls(cls, url, webpage):
        # Are whitespaces ignored in URLs?
        # https://github.com/ytdl-org/youtube-dl/issues/12044
        for embed_url in super()._extract_embed_urls(url, webpage):
            yield re.sub(r'\s', '', embed_url)

    @staticmethod
    def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
        flags = '10' if include_qs else '00'
        expiration_date = '%x' % (int(time.time()) + life)

        def str_to_hex(str):
            return binascii.b2a_hex(str.encode('ascii')).decode('ascii')

        def hex_to_bytes(hex):
            return binascii.a2b_hex(hex.encode('ascii'))