youtube-dl

commit bf8dd790456acc4a96d2961e61e96c4771e4d787
parent c6781156aa023c1131db6c5b1f575e1833649b33
Author: Sergey M․ <dstftw@gmail.com>
Date:   Sun, 26 Jun 2016 21:09:07 +0700

[extractor/common] Fix sorting with custom field preference

Diffstat:
M
youtube_dl/extractor/common.py
 | 
6
+++++-

1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
@@ -878,7 +878,11 @@ class InfoExtractor(object):
                 f['ext'] = determine_ext(f['url'])
 
             if isinstance(field_preference, (list, tuple)):
-                return tuple(f.get(field) if f.get(field) is not None else -1 for field in field_preference)
+                return tuple(
+                    f.get(field)
+                    if f.get(field) is not None
+                    else ('' if field == 'format_id' else -1)
+                    for field in field_preference)
 
             preference = f.get('preference')
             if preference is None: