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[extractor/common] Add _remove_duplicate_formats

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This commit is contained in:
Sergey M․ 2016-02-22 01:19:39 +06:00
parent 7efc1c2b49
commit f5bdb44443
1 changed files with 10 additions and 0 deletions
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10
youtube_dl/extractor/common.py
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@ -900,6 +900,16 @@ def _check_formats(self, formats, video_id):
item='%s video format' % f.get('format_id') if f.get('format_id') else 'video'),
formats)
@staticmethod
def _remove_duplicate_formats(formats):
format_urls = set()
unique_formats = []
for f in formats:
if f['url'] not in format_urls:
format_urls.add(f['url'])
unique_formats.append(f)
formats[:] = unique_formats
def _is_valid_url(self, url, video_id, item='video'):
url = self._proto_relative_url(url, scheme='http:')
# For now assume non HTTP(S) URLs always valid