Allow opts.cachedir == None to disable cache

[youtube-dl] / youtube_dl / extractor / youtube.py

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 049da2f91326b19a1bb1b02be3c1c630535773a3..a6eefdf4ee1521611a0486a861a461a5acb3d763 100644 (file)
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -438,7 +438,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
         cache_dir = self._downloader.params.get('cachedir',
                                                 u'~/.youtube-dl/cache')
 
-        cache_enabled = cache_dir != u'NONE'
+        cache_enabled = cache_dir is not None
         if cache_enabled:
             cache_fn = os.path.join(os.path.expanduser(cache_dir),
                                     u'youtube-sigfuncs',