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Standardized function for creating dict from repeated options

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pukkandan
2021-01-23 11:27:27 +05:30
parent 430c2757ea
commit 45016689fa
3 changed files with 34 additions and 34 deletions
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30
youtube_dlc/options.py
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@@ -104,6 +104,20 @@ def parseOpts(overrideArguments=None):
def _comma_separated_values_options_callback(option, opt_str, value, parser):
setattr(parser.values, option.dest, value.split(','))
def _dict_from_multiple_values_options_callback(
option, opt_str, value, parser, allowed_keys=r'[\w-]+', delimiter=':', default_key=None, process=None):
out_dict = getattr(parser.values, option.dest)
mobj = re.match(r'(?i)(?P<key>%s)%s(?P<val>.*)$' % (allowed_keys, delimiter), value)
if mobj is not None:
key, val = mobj.group('key').lower(), mobj.group('val')
elif default_key is not None:
key, val = default_key, value
else:
raise optparse.OptionValueError(
'wrong %s formatting; it should be %s, not "%s"' % (opt_str, option.metavar, value))
out_dict[key] = process(val) if callable(process) else val
# No need to wrap help messages if we're on a wide console
columns = compat_get_terminal_size().columns
max_width = columns if columns else 80
@@ -651,8 +665,9 @@ def parseOpts(overrideArguments=None):
)
workarounds.add_option(
'--add-header',
metavar='FIELD:VALUE', dest='headers', action='append',
help='Specify a custom HTTP header and its value, separated by a colon \':\'. You can use this option multiple times',
metavar='FIELD:VALUE', dest='headers', default={}, type='str',
action='callback', callback=_dict_from_multiple_values_options_callback,
help='Specify a custom HTTP header and its value, separated by a colon ":". You can use this option multiple times',
)
workarounds.add_option(
'--bidi-workaround',
@@ -975,18 +990,21 @@ def parseOpts(overrideArguments=None):
metavar='FORMAT', dest='recodevideo', default=None,
help='Re-encode the video into another format if re-encoding is necessary (currently supported: mp4|flv|ogg|webm|mkv|avi)')
postproc.add_option(
'--postprocessor-args', '--ppa', metavar='NAME:ARGS',
dest='postprocessor_args', action='append',
'--postprocessor-args', '--ppa',
metavar='NAME:ARGS', dest='postprocessor_args', default={}, type='str',
action='callback', callback=_dict_from_multiple_values_options_callback,
callback_kwargs={'default_key': 'default-compat', 'allowed_keys': r'\w+(?:\+\w+)?', 'process': compat_shlex_split},
help=(
'Give these arguments to the postprocessors. '
'Specify the postprocessor/executable name and the arguments separated by a colon ":" '
'to give the argument to only the specified postprocessor/executable. Supported postprocessors are: '
'to give the argument to the specified postprocessor/executable. Supported postprocessors are: '
'SponSkrub, ExtractAudio, VideoRemuxer, VideoConvertor, EmbedSubtitle, Metadata, Merger, '
'FixupStretched, FixupM4a, FixupM3u8, SubtitlesConvertor and EmbedThumbnail. '
'The supported executables are: SponSkrub, FFmpeg, FFprobe, avconf, avprobe and AtomicParsley. '
'You can use this option multiple times to give different arguments to different postprocessors. '
'You can also specify "PP+EXE:ARGS" to give the arguments to the specified executable '
'only when being used by the specified postprocessor (Alias: --ppa)'))
'only when being used by the specified postprocessor. '
'You can use this option multiple times (Alias: --ppa)'))
postproc.add_option(
'-k', '--keep-video',
action='store_true', dest='keepvideo', default=False,