'--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. '
+ '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"')
+ '"Coldplay - Paradise". '
+ 'Example (regex): --metadata-from-title "(?P<artist>.+?) - (?P<title>.+)"')
postproc.add_option(
'--xattrs',
action='store_true', dest='xattrs', default=False,