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authorSergey M․ <dstftw@gmail.com>2016-06-26 21:09:07 +0700
committerSergey M․ <dstftw@gmail.com>2016-06-26 21:09:07 +0700
commitbf8dd790456acc4a96d2961e61e96c4771e4d787 (patch)
tree2e195365058fecaedf137498df71ae91707089eb
parentc6781156aa023c1131db6c5b1f575e1833649b33 (diff)
[extractor/common] Fix sorting with custom field preference
-rw-r--r--youtube_dl/extractor/common.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 4eda4e2ea..e6c15de42 100644
--- 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: