+from ..compat import (
+ compat_str,
+ compat_HTTPError,
+)
+from ..utils import (
+ ExtractorError,
+ find_xpath_attr,
+)
+
+
+class NBCIE(InfoExtractor):
+ _VALID_URL = r'http://www\.nbc\.com/(?:[^/]+/)+(?P<id>n?\d+)'
+
+ _TESTS = [
+ {
+ 'url': 'http://www.nbc.com/chicago-fire/video/i-am-a-firefighter/2734188',
+ # md5 checksum is not stable
+ 'info_dict': {
+ 'id': 'bTmnLCvIbaaH',
+ 'ext': 'flv',
+ 'title': 'I Am a Firefighter',
+ 'description': 'An emergency puts Dawson\'sf irefighter skills to the ultimate test in this four-part digital series.',
+ },
+ },
+ {
+ 'url': 'http://www.nbc.com/the-tonight-show/episodes/176',
+ 'info_dict': {
+ 'id': 'XwU9KZkp98TH',
+ 'ext': 'flv',
+ 'title': 'Ricky Gervais, Steven Van Zandt, ILoveMakonnen',
+ 'description': 'A brand new episode of The Tonight Show welcomes Ricky Gervais, Steven Van Zandt and ILoveMakonnen.',
+ },
+ 'skip': 'Only works from US',
+ },
+ ]
+
+ def _real_extract(self, url):
+ video_id = self._match_id(url)
+ webpage = self._download_webpage(url, video_id)
+ theplatform_url = self._search_regex(
+ '(?:class="video-player video-player-full" data-mpx-url|class="player" src)="(.*?)"',
+ webpage, 'theplatform url').replace('_no_endcard', '')
+ if theplatform_url.startswith('//'):
+ theplatform_url = 'http:' + theplatform_url
+ return self.url_result(theplatform_url)