[YoutubeDL] format spec: Do not fail when a filter gives an empty result

For example with 'best[height<40]' we ended getting a 'IndexError: list index out of range'.
pull/6124/head
Jaime Marquínez Ferrándiz 9 years ago
parent f5f4a27a96
commit bb8e553662

@ -15,7 +15,7 @@ from youtube_dl import YoutubeDL
from youtube_dl.compat import compat_str
from youtube_dl.extractor import YoutubeIE
from youtube_dl.postprocessor.common import PostProcessor
from youtube_dl.utils import match_filter_func
from youtube_dl.utils import ExtractorError, match_filter_func
TEST_URL = 'http://localhost/sample.mp4'
@ -362,6 +362,13 @@ class TestFormatSelection(unittest.TestCase):
downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
self.assertEqual(downloaded_ids, ['B', 'C', 'D'])
ydl = YDL({'format': 'best[height<40]'})
try:
ydl.process_ie_result(info_dict)
except ExtractorError:
pass
self.assertEqual(ydl.downloaded_info_dicts, [])
class TestYoutubeDL(unittest.TestCase):
def test_subtitles(self):

@ -1005,6 +1005,9 @@ class YoutubeDL(object):
format_spec = selector.selector
def selector_function(formats):
formats = list(formats)
if not formats:
return
if format_spec == 'all':
for f in formats:
yield f

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