+ 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:
+ return
+