+ error = self._html_search_regex(
+ r'(?s)<div[^>]+class=(["\']).*?login_error_box.*?\1[^>]*><div[^>]*>.*?</div><div[^>]*>(?P<error>.+?)</div>',
+ login_results, 'login error', default=None, group='error')
+ if error:
+ raise ExtractorError('Unable to login: %s' % error, expected=True)
+ self._downloader.report_warning('unable to log in: bad username/password, or exceeded login rate limit (~3/min). Check credentials or wait.')
+ return
+
+ fb_dtsg = self._search_regex(
+ r'name="fb_dtsg" value="(.+?)"', login_results, 'fb_dtsg', default=None)
+ h = self._search_regex(
+ r'name="h"\s+(?:\w+="[^"]+"\s+)*?value="([^"]+)"', login_results, 'h', default=None)
+
+ if not fb_dtsg or not h: