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[postprocessor/metadatafromtitle] Add support regex syntax for --metadata-from-title (closes #13065)

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Sergey M․ 2017-05-14 00:03:15 +07:00
parent 12f01118b0
commit fa26734e07
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2 changed files with 9 additions and 6 deletions
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11
youtube_dl/options.py
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@ -814,11 +814,12 @@ def _scrub_eq(o):
'--metadata-from-title',
metavar='FORMAT', dest='metafromtitle',
help='Parse additional metadata like song title / artist from the video title. '
'The format syntax is the same as --output, '
'the parsed parameters replace existing values. '
'Additional templates: %(album)s, %(artist)s. '
'Example: --metadata-from-title "%(artist)s - %(title)s" matches a title like '
'"Coldplay - Paradise"')
'The format syntax is the same as --output. Regular expression with '
'named capture groups may also be used. '
'The parsed parameters replace existing values. '
'Example: --metadata-from-title "%(artist)s - %(title)s" matches a title like '
'"Coldplay - Paradise". '
'Example (regex): --metadata-from-title "(?P<artist>.+?) - (?P<title>.+)"')
postproc.add_option(
'--xattrs',
action='store_true', dest='xattrs', default=False,

4
youtube_dl/postprocessor/metadatafromtitle.py
View file

@ -9,7 +9,9 @@ class MetadataFromTitlePP(PostProcessor):
def __init__(self, downloader, titleformat):
super(MetadataFromTitlePP, self).__init__(downloader)
self._titleformat = titleformat
self._titleregex = self.format_to_regex(titleformat)
self._titleregex = (self.format_to_regex(titleformat)
if re.search(r'%\(\w+\)s', titleformat)
else titleformat)
def format_to_regex(self, fmt):
r"""