[lynda] Fix for invalid json response when no transcript is available

2019-03-27 16:46:40 +08:00 · 2019-03-27 16:46:40 +08:00 · e5b3c59c43
commit e5b3c59c43
parent 8cb10807ed
1 changed files with 3 additions and 1 deletions
--- a/youtube_dl/extractor/lynda.py
+++ b/youtube_dl/extractor/lynda.py
@ -247,7 +247,9 @@ class LyndaIE(LyndaBaseIE):

    def _get_subtitles(self, video_id):
        url = 'https://www.lynda.com/ajax/player?videoId=%s&type=transcript' % video_id
-        subs = self._download_json(url, None, False)
+        subs = self._download_json(url, None, False, fatal=False)
+        if not subs:
+            return {}
        fixed_subs = self._fix_subtitles(subs)
        if fixed_subs:
            return {'en': [{'ext': 'srt', 'data': fixed_subs}]}