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[extractor/common] Add _meta_regex and clarify tags field
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@ -181,13 +181,13 @@ class InfoExtractor(object):
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by YoutubeDL if it's missing)
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categories: A list of categories that the video falls in, for example
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["Sports", "Berlin"]
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tags: A list of tags assigned to the video, e.g. ["sweden", "pop music"]
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is_live: True, False, or None (=unknown). Whether this video is a
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live stream that goes on instead of a fixed-length video.
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start_time: Time in seconds where the reproduction should start, as
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specified in the URL.
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end_time: Time in seconds where the reproduction should end, as
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specified in the URL.
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tags: A list of keywords attached to the video.
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Unless mentioned otherwise, the fields should be Unicode strings.
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@ -631,6 +631,12 @@ class InfoExtractor(object):
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template % (content_re, property_re),
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]
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@staticmethod
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def _meta_regex(prop):
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return r'''(?isx)<meta
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(?=[^>]+(?:itemprop|name|property)=(["\']?)%s\1)
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[^>]+?content=(["\'])(?P<content>.*?)\2''' % re.escape(prop)
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def _og_search_property(self, prop, html, name=None, **kargs):
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if name is None:
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name = 'OpenGraph %s' % prop
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@ -661,9 +667,7 @@ class InfoExtractor(object):
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if display_name is None:
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display_name = name
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return self._html_search_regex(
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r'''(?isx)<meta
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(?=[^>]+(?:itemprop|name|property)=(["\']?)%s\1)
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[^>]+?content=(["\'])(?P<content>.*?)\2''' % re.escape(name),
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self._meta_regex(name),
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html, display_name, fatal=fatal, group='content', **kwargs)
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def _dc_search_uploader(self, html):
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