summaryrefslogtreecommitdiffstats
path: root/yt_dlp/__init__.py
blob: aeea2625ef1d5b89f256eef3a7ab00525bc87ebc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
import sys

if sys.version_info < (3, 8):
    raise ImportError(
        f'You are using an unsupported version of Python. Only Python versions 3.8 and above are supported by yt-dlp')  # noqa: F541

__license__ = 'The Unlicense'

import collections
import getpass
import itertools
import optparse
import os
import re
import traceback

from .compat import compat_os_name, compat_shlex_quote
from .cookies import SUPPORTED_BROWSERS, SUPPORTED_KEYRINGS
from .downloader.external import get_external_downloader
from .extractor import list_extractor_classes
from .extractor.adobepass import MSO_INFO
from .options import parseOpts
from .postprocessor import (
    FFmpegExtractAudioPP,
    FFmpegMergerPP,
    FFmpegPostProcessor,
    FFmpegSubtitlesConvertorPP,
    FFmpegThumbnailsConvertorPP,
    FFmpegVideoConvertorPP,
    FFmpegVideoRemuxerPP,
    MetadataFromFieldPP,
    MetadataParserPP,
)
from .update import Updater
from .utils import (
    NO_DEFAULT,
    POSTPROCESS_WHEN,
    DateRange,
    DownloadCancelled,
    DownloadError,
    FormatSorter,
    GeoUtils,
    PlaylistEntries,
    SameFileError,
    decodeOption,
    download_range_func,
    expand_path,
    float_or_none,
    format_field,
    int_or_none,
    match_filter_func,
    parse_bytes,
    parse_duration,
    preferredencoding,
    read_batch_urls,
    read_stdin,
    render_table,
    setproctitle,
    traverse_obj,
    variadic,
    write_string,
)
from .utils.networking import std_headers
from .YoutubeDL import YoutubeDL

_IN_CLI = False


def _exit(status=0, *args):
    for msg in args:
        sys.stderr.write(msg)
    raise SystemExit(status)


def get_urls(urls, batchfile, verbose):
    """
    @param verbose      -1: quiet, 0: normal, 1: verbose
    """
    batch_urls = []
    if batchfile is not None:
        try:
            batch_urls = read_batch_urls(
                read_stdin(None if verbose == -1 else 'URLs') if batchfile == '-'
                else open(expand_path(batchfile), encoding='utf-8', errors='ignore'))
            if verbose == 1:
                write_string('[debug] Batch file urls: ' + repr(batch_urls) + '\n')
        except OSError:
            _exit(f'ERROR: batch file {batchfile} could not be read')
    _enc = preferredencoding()
    return [
        url.strip().decode(_enc, 'ignore') if isinstance(url, bytes) else url.strip()
        for url in batch_urls + urls]


def print_extractor_information(opts, urls):
    out = ''
    if opts.list_extractors:
        # Importing GenericIE is currently slow since it imports YoutubeIE
        from .extractor.generic import GenericIE

        urls = dict.fromkeys(urls, False)
        for ie in list_extractor_classes(opts.age_limit):
            out += ie.IE_NAME + (' (CURRENTLY BROKEN)' if not ie.working() else '') + '\n'
            if ie == GenericIE:
                matched_urls = [url for url, matched in urls.items() if not matched]
            else:
                matched_urls = tuple(filter(ie.suitable, urls.keys()))
                urls.update(dict.fromkeys(matched_urls, True))
            out += ''.join(f'  {url}\n' for url in matched_urls)
    elif opts.list_extractor_descriptions:
        _SEARCHES = ('cute kittens', 'slithering pythons', 'falling cat', 'angry poodle', 'purple fish', 'running tortoise', 'sleeping bunny', 'burping cow')
        out = '\n'.join(
            ie.description(markdown=False, search_examples=_SEARCHES)
            for ie in list_extractor_classes(opts.age_limit) if ie.working() and ie.IE_DESC is not False)
    elif opts.ap_list_mso:
        out = 'Supported TV Providers:\n%s\n' % render_table(
            ['mso', 'mso name'],
            [[mso_id, mso_info['name']] for mso_id, mso_info in MSO_INFO.items()])
    else:
        return False
    write_string(out, out=sys.stdout)
    return True


def set_compat_opts(opts):
    def _unused_compat_opt(name):
        if name not in opts.compat_opts:
            return False
        opts.compat_opts.discard(name)
        opts.compat_opts.update(['*%s' % name])
        return True

    def set_default_compat(compat_name, opt_name, default=True, remove_compat=True):
        attr = getattr(opts, opt_name)
        if compat_name in opts.compat_opts:
            if attr is None:
                setattr(opts, opt_name, not default)
                return True
            else:
                if remove_compat:
                    _unused_compat_opt(compat_name)
                return False
        elif attr is None:
            setattr(opts, opt_name, default)
        return None

    set_default_compat('abort-on-error', 'ignoreerrors', 'only_download')
    set_default_compat('no-playlist-metafiles', 'allow_playlist_files')
    set_default_compat('no-clean-infojson', 'clean_infojson')
    if 'no-attach-info-json' in opts.compat_opts:
        if opts.embed_infojson:
            _unused_compat_opt('no-attach-info-json')
        else:
            opts.embed_infojson = False
    if 'format-sort' in opts.compat_opts:
        opts.format_sort.extend(FormatSorter.ytdl_default)
    _video_multistreams_set = set_default_compat('multistreams', 'allow_multiple_video_streams', False, remove_compat=False)
    _audio_multistreams_set = set_default_compat('multistreams', 'allow_multiple_audio_streams', False, remove_compat=False)
    if _video_multistreams_set is False and _audio_multistreams_set is False:
        _unused_compat_opt('multistreams')
    if 'filename' in opts.compat_opts:
        if opts.outtmpl.get('default') is None:
            opts.outtmpl.update({'default': '%(title)s-%(id)s.%(ext)s'})
        else:
            _unused_compat_opt('filename')


def validate_options(opts):
    def validate(cndn, name, value=None, msg=None):
        if cndn:
            return True
        raise ValueError((msg or 'invalid {name} "{value}" given').format(name=name, value=value))

    def validate_in(name, value, items, msg=None):
        return validate(value is None or value in items, name, value, msg)

    def validate_regex(name, value, regex):
        return validate(value is None or re.match(regex, value), name, value)

    def validate_positive(name, value, strict=False):
        return validate(value is None or value > 0 or (not strict and value == 0),
                        name, value, '{name} "{value}" must be positive' + ('' if strict else ' or 0'))

    def validate_minmax(min_val, max_val, min_name, max_name=None):
        if max_val is None or min_val is None or max_val >= min_val:
            return
        if not max_name:
            min_name, max_name = f'min {min_name}', f'max {min_name}'
        raise ValueError(f'{max_name} "{max_val}" must be must be greater than or equal to {min_name} "{min_val}"')

    # Usernames and passwords
    validate(sum(map(bool, (opts.usenetrc, opts.netrc_cmd, opts.username))) <= 1, '.netrc',
             msg='{name}, netrc command and username/password are mutually exclusive options')
    validate(opts.password is None or opts.username is not None, 'account username', msg='{name} missing')
    validate(opts.ap_password is None or opts.ap_username is not None,
             'TV Provider account username', msg='{name} missing')
    validate_in('TV Provider', opts.ap_mso, MSO_INFO,
                'Unsupported {name} "{value}", use --ap-list-mso to get a list of supported TV Providers')

    # Numbers
    validate_positive('autonumber start', opts.autonumber_start)
    validate_positive('autonumber size', opts.autonumber_size, True)
    validate_positive('concurrent fragments', opts.concurrent_fragment_downloads, True)
    validate_positive('playlist start', opts.playliststart, True)
    if opts.playlistend != -1:
        validate_minmax(opts.playliststart, opts.playlistend, 'playlist start', 'playlist end')

    # Time ranges
    validate_positive('subtitles sleep interval', opts.sleep_interval_subtitles)
    validate_positive('requests sleep interval', opts.sleep_interval_requests)
    validate_positive('sleep interval', opts.sleep_interval)
    validate_positive('max sleep interval', opts.max_sleep_interval)
    if opts.sleep_interval is None:
        validate(
            opts.max_sleep_interval is None, 'min sleep interval',
            msg='{name} must be specified; use --min-sleep-interval')
    elif opts.max_sleep_interval is None:
        opts.max_sleep_interval = opts.sleep_interval
    else:
        validate_minmax(opts.sleep_interval, opts.max_sleep_interval, 'sleep interval')

    if opts.wait_for_video is not None:
        min_wait, max_wait, *_ = map(parse_duration, opts.wait_for_video.split('-', 1) + [None])
        validate(min_wait is not None and not (max_wait is None and '-' in opts.wait_for_video),
                 'time range to wait for video', opts.wait_for_video)
        validate_minmax(min_wait, max_wait, 'time range to wait for video')
        opts.wait_for_video = (min_wait, max_wait)

    # Format sort
    for f in opts.format_sort:
        validate_regex('format sorting', f, FormatSorter.regex)

    # Postprocessor formats
    validate_regex('merge output format', opts.merge_output_format,
                   r'({0})(/({0}))*'.format('|'.join(map(re.escape, FFmpegMergerPP.SUPPORTED_EXTS))))
    validate_regex('audio format', opts.audioformat, FFmpegExtractAudioPP.FORMAT_RE)
    validate_in('subtitle format', opts.convertsubtitles, FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS)
    validate_regex('thumbnail format', opts.convertthumbnails, FFmpegThumbnailsConvertorPP.FORMAT_RE)
    validate_regex('recode video format', opts.recodevideo, FFmpegVideoConvertorPP.FORMAT_RE)
    validate_regex('remux video format', opts.remuxvideo, FFmpegVideoRemuxerPP.FORMAT_RE)
    if opts.audioquality:
        opts.audioquality = opts.audioquality.strip('k').strip('K')
        # int_or_none prevents inf, nan
        validate_positive('audio quality', int_or_none(float_or_none(opts.audioquality), default=0))

    # Retries
    def parse_retries(name, value):
        if value is None:
            return None
        elif value in ('inf', 'infinite'):
            return float('inf')
        try:
            return int(value)
        except (TypeError, ValueError):
            validate(False, f'{name} retry count', value)

    opts.retries = parse_retries('download', opts.retries)
    opts.fragment_retries = parse_retries('fragment', opts.fragment_retries)
    opts.extractor_retries = parse_retries('extractor', opts.extractor_retries)
    opts.file_access_retries = parse_retries('file access', opts.file_access_retries)

    # Retry sleep function
    def parse_sleep_func(expr):
        NUMBER_RE = r'\d+(?:\.\d+)?'
        op, start, limit, step, *_ = tuple(re.fullmatch(
            rf'(?:(linear|exp)=)?({NUMBER_RE})(?::({NUMBER_RE})?)?(?::({NUMBER_RE}))?',
            expr.strip()).groups()) + (None, None)

        if op == 'exp':
            return lambda n: min(float(start) * (float(step or 2) ** n), float(limit or 'inf'))
        else:
            default_step = start if op or limit else 0
            return lambda n: min(float(start) + float(step or default_step) * n, float(limit or 'inf'))

    for key, expr in opts.retry_sleep.items():
        if not expr:
            del opts.retry_sleep[key]
            continue
        try:
            opts.retry_sleep[key] = parse_sleep_func(expr)
        except AttributeError:
            raise ValueError(f'invalid {key} retry sleep expression {expr!r}')

    # Bytes
    def validate_bytes(name, value):
        if value is None:
            return None
        numeric_limit = parse_bytes(value)
        validate(numeric_limit is not None, 'rate limit', value)
        return numeric_limit

    opts.ratelimit = validate_bytes('rate limit', opts.ratelimit)
    opts.throttledratelimit = validate_bytes('throttled rate limit', opts.throttledratelimit)
    opts.min_filesize = validate_bytes('min filesize', opts.min_filesize)
    opts.max_filesize = validate_bytes('max filesize', opts.max_filesize)
    opts.buffersize = validate_bytes('buffer size', opts.buffersize)
    opts.http_chunk_size = validate_bytes('http chunk size', opts.http_chunk_size)

    # Output templates
    def validate_outtmpl(tmpl, msg):
        err = YoutubeDL.validate_outtmpl(tmpl)
        if err:
            raise ValueError(f'invalid {msg} "{tmpl}": {err}')

    for k, tmpl in opts.outtmpl.items():
        validate_outtmpl(tmpl, f'{k} output template')
    for type_, tmpl_list in opts.forceprint.items():
        for tmpl in tmpl_list:
            validate_outtmpl(tmpl, f'{type_} print template')
    for type_, tmpl_list in opts.print_to_file.items():
        for tmpl, file in tmpl_list:
            validate_outtmpl(tmpl, f'{type_} print to file template')
            validate_outtmpl(file, f'{type_} print to file filename')
    validate_outtmpl(opts.sponsorblock_chapter_title, 'SponsorBlock chapter title')
    for k, tmpl in opts.progress_template.items():
        k = f'{k[:-6]} console title' if '-title' in k else f'{k} progress'
        validate_outtmpl(tmpl, f'{k} template')

    outtmpl_default = opts.outtmpl.get('default')
    if outtmpl_default == '':
        opts.skip_download = None
        del opts.outtmpl['default']

    def parse_chapters(name, value, advanced=False):
        parse_timestamp = lambda x: float('inf') if x in ('inf', 'infinite') else parse_duration(x)
        TIMESTAMP_RE = r'''(?x)(?:
            (?P<start_sign>-?)(?P<start>[^-]+)
        )?\s*-\s*(?:
            (?P<end_sign>-?)(?P<end>[^-]+)
        )?'''

        chapters, ranges, from_url = [], [], False
        for regex in value or []:
            if advanced and regex == '*from-url':
                from_url = True
                continue
            elif not regex.startswith('*'):
                try:
                    chapters.append(re.compile(regex))
                except re.error as err:
                    raise ValueError(f'invalid {name} regex "{regex}" - {err}')
                continue

            for range_ in map(str.strip, regex[1:].split(',')):
                mobj = range_ != '-' and re.fullmatch(TIMESTAMP_RE, range_)
                dur = mobj and [parse_timestamp(mobj.group('start') or '0'), parse_timestamp(mobj.group('end') or 'inf')]
                signs = mobj and (mobj.group('start_sign'), mobj.group('end_sign'))

                err = None
                if None in (dur or [None]):
                    err = 'Must be of the form "*start-end"'
                elif not advanced and any(signs):
                    err = 'Negative timestamps are not allowed'
                else:
                    dur[0] *= -1 if signs[0] else 1
                    dur[1] *= -1 if signs[1] else 1
                    if dur[1] == float('-inf'):
                        err = '"-inf" is not a valid end'
                if err:
                    raise ValueError(f'invalid {name} time range "{regex}". {err}')
                ranges.append(dur)

        return chapters, ranges, from_url

    opts.remove_chapters, opts.remove_ranges, _ = parse_chapters('--remove-chapters', opts.remove_chapters)
    opts.download_ranges = download_range_func(*parse_chapters('--download-sections', opts.download_ranges, True))

    # Cookies from browser
    if opts.cookiesfrombrowser:
        container = None
        mobj = re.fullmatch(r'''(?x)
            (?P<name>[^+:]+)
            (?:\s*\+\s*(?P<keyring>[^:]+))?
            (?:\s*:\s*(?!:)(?P<profile>.+?))?
            (?:\s*::\s*(?P<container>.+))?
        ''', opts.cookiesfrombrowser)
        if mobj is None:
            raise ValueError(f'invalid cookies from browser arguments: {opts.cookiesfrombrowser}')
        browser_name, keyring, profile, container = mobj.group('name', 'keyring', 'profile', 'container')
        browser_name = browser_name.lower()
        if browser_name not in SUPPORTED_BROWSERS:
            raise ValueError(f'unsupported browser specified for cookies: "{browser_name}". '
                             f'Supported browsers are: {", ".join(sorted(SUPPORTED_BROWSERS))}')
        if keyring is not None:
            keyring = keyring.upper()
            if keyring not in SUPPORTED_KEYRINGS:
                raise ValueError(f'unsupported keyring specified for cookies: "{keyring}". '
                                 f'Supported keyrings are: {", ".join(sorted(SUPPORTED_KEYRINGS))}')
        opts.cookiesfrombrowser = (browser_name, profile, keyring, container)

    # MetadataParser
    def metadataparser_actions(f):
        if isinstance(f, str):
            cmd = '--parse-metadata %s' % compat_shlex_quote(f)
            try:
                actions = [MetadataFromFieldPP.to_action(f)]
            except Exception as err:
                raise ValueError(f'{cmd} is invalid; {err}')
        else:
            cmd = '--replace-in-metadata %s' % ' '.join(map(compat_shlex_quote, f))
            actions = ((MetadataParserPP.Actions.REPLACE, x, *f[1:]) for x in f[0].split(','))

        for action in actions:
            try:
                MetadataParserPP.validate_action(*action)
            except Exception as err:
                raise ValueError(f'{cmd} is invalid; {err}')
            yield action

    if opts.metafromtitle is not None:
        opts.parse_metadata.setdefault('pre_process', []).append('title:%s' % opts.metafromtitle)
    opts.parse_metadata = {
        k: list(itertools.chain(*map(metadataparser_actions, v)))
        for k, v in opts.parse_metadata.items()
    }

    # Other options
    if opts.playlist_items is not None:
        try:
            tuple(PlaylistEntries.parse_playlist_items(opts.playlist_items))
        except Exception as err:
            raise ValueError(f'Invalid playlist-items {opts.playlist_items!r}: {err}')

    opts.geo_bypass_country, opts.geo_bypass_ip_block = None, None
    if opts.geo_bypass.lower() not in ('default', 'never'):
        try:
            GeoUtils.random_ipv4(opts.geo_bypass)
        except Exception:
            raise ValueError(f'Unsupported --xff "{opts.geo_bypass}"')
        if len(opts.geo_bypass) == 2:
            opts.geo_bypass_country = opts.geo_bypass
        else:
            opts.geo_bypass_ip_block = opts.geo_bypass
    opts.geo_bypass = opts.geo_bypass.lower() != 'never'

    opts.match_filter = match_filter_func(opts.match_filter, opts.breaking_match_filter)

    if opts.download_archive is not None:
        opts.download_archive = expand_path(opts.download_archive)

    if opts.ffmpeg_location is not None:
        opts.ffmpeg_location = expand_path(opts.ffmpeg_location)

    if opts.user_agent is not None:
        opts.headers.setdefault('User-Agent', opts.user_agent)
    if opts.referer is not None:
        opts.headers.setdefault('Referer', opts.referer)

    if opts.no_sponsorblock:
        opts.sponsorblock_mark = opts.sponsorblock_remove = set()

    default_downloader = None
    for proto, path in opts.external_downloader.items():
        if path == 'native':
            continue
        ed = get_external_downloader(path)
        if ed is None:
            raise ValueError(
                f'No such {format_field(proto, None, "%s ", ignore="default")}external downloader "{path}"')
        elif ed and proto == 'default':
            default_downloader = ed.get_basename()

    for policy in opts.color.values():
        if policy not in ('always', 'auto', 'no_color', 'never'):
            raise ValueError(f'"{policy}" is not a valid color policy')

    warnings, deprecation_warnings = [], []

    # Common mistake: -f best
    if opts.format == 'best':
        warnings.append('.\n         '.join((
            '"-f best" selects the best pre-merged format which is often not the best option',
            'To let yt-dlp download and merge the best available formats, simply do not pass any format selection',
            'If you know what you are doing and want only the best pre-merged format, use "-f b" instead to suppress this warning')))

    # --(postprocessor/downloader)-args without name
    def report_args_compat(name, value, key1, key2=None, where=None):
        if key1 in value and key2 not in value:
            warnings.append(f'{name.title()} arguments given without specifying name. '
                            f'The arguments will be given to {where or f"all {name}s"}')
            return True
        return False

    if report_args_compat('external downloader', opts.external_downloader_args,
                          'default', where=default_downloader) and default_downloader:
        # Compat with youtube-dl's behavior. See https://github.com/ytdl-org/youtube-dl/commit/49c5293014bc11ec8c009856cd63cffa6296c1e1
        opts.external_downloader_args.setdefault(default_downloader, opts.external_downloader_args.pop('default'))

    if report_args_compat('post-processor', opts.postprocessor_args, 'default-compat', 'default'):
        opts.postprocessor_args['default'] = opts.postprocessor_args.pop('default-compat')
        opts.postprocessor_args.setdefault('sponskrub', [])

    def report_conflict(arg1, opt1, arg2='--allow-unplayable-formats', opt2='allow_unplayable_formats',
                        val1=NO_DEFAULT, val2=NO_DEFAULT, default=False):
        if val2 is NO_DEFAULT:
            val2 = getattr(opts, opt2)
        if not val2:
            return

        if val1 is NO_DEFAULT:
            val1 = getattr(opts, opt1)
        if val1:
            warnings.append(f'{arg1} is ignored since {arg2} was given')
        setattr(opts, opt1, default)

    # Conflicting options
    report_conflict('--playlist-reverse', 'playlist_reverse', '--playlist-random', 'playlist_random')
    report_conflict('--playlist-reverse', 'playlist_reverse', '--lazy-playlist', 'lazy_playlist')
    report_conflict('--playlist-random', 'playlist_random', '--lazy-playlist', 'lazy_playlist')
    report_conflict('--dateafter', 'dateafter', '--date', 'date', default=None)
    report_conflict('--datebefore', 'datebefore', '--date', 'date', default=None)
    report_conflict('--exec-before-download', 'exec_before_dl_cmd',
                    '"--exec before_dl:"', 'exec_cmd', val2=opts.exec_cmd.get('before_dl'))
    report_conflict('--id', 'useid', '--output', 'outtmpl', val2=opts.outtmpl.get('default'))
    report_conflict('--remux-video', 'remuxvideo', '--recode-video', 'recodevideo')
    report_conflict('--sponskrub', 'sponskrub', '--remove-chapters', 'remove_chapters')
    report_conflict('--sponskrub', 'sponskrub', '--sponsorblock-mark', 'sponsorblock_mark')
    report_conflict('--sponskrub', 'sponskrub', '--sponsorblock-remove', 'sponsorblock_remove')
    report_conflict('--sponskrub-cut', 'sponskrub_cut', '--split-chapter', 'split_chapters',
                    val1=opts.sponskrub and opts.sponskrub_cut)

    # Conflicts with --allow-unplayable-formats
    report_conflict('--embed-metadata', 'addmetadata')
    report_conflict('--embed-chapters', 'addchapters')
    report_conflict('--embed-info-json', 'embed_infojson')
    report_conflict('--embed-subs', 'embedsubtitles')
    report_conflict('--embed-thumbnail', 'embedthumbnail')
    report_conflict('--extract-audio', 'extractaudio')
    report_conflict('--fixup', 'fixup', val1=opts.fixup not in (None, 'never', 'ignore'), default='never')
    report_conflict('--recode-video', 'recodevideo')
    report_conflict('--remove-chapters', 'remove_chapters', default=[])
    report_conflict('--remux-video', 'remuxvideo')
    report_conflict('--sponskrub', 'sponskrub')
    report_conflict('--sponsorblock-remove', 'sponsorblock_remove', default=set())
    report_conflict('--xattrs', 'xattrs')

    # Fully deprecated options
    def report_deprecation(val, old, new=None):
        if not val:
            return
        deprecation_warnings.append(
            f'{old} is deprecated and may be removed in a future version. Use {new} instead' if new
            else f'{old} is deprecated and may not work as expected')

    report_deprecation(opts.sponskrub, '--sponskrub', '--sponsorblock-mark or --sponsorblock-remove')
    report_deprecation(not opts.prefer_ffmpeg, '--prefer-avconv', 'ffmpeg')
    # report_deprecation(opts.include_ads, '--include-ads')  # We may re-implement this in future
    # report_deprecation(opts.call_home, '--call-home')  # We may re-implement this in future
    # report_deprecation(opts.writeannotations, '--write-annotations')  # It's just that no website has it

    # Dependent options
    opts.date = DateRange.day(opts.date) if opts.date else DateRange(opts.dateafter, opts.datebefore)

    if opts.exec_before_dl_cmd:
        opts.exec_cmd['before_dl'] = opts.exec_before_dl_cmd

    if opts.useid:  # --id is not deprecated in youtube-dl
        opts.outtmpl['default'] = '%(id)s.%(ext)s'

    if opts.overwrites:  # --force-overwrites implies --no-continue
        opts.continue_dl = False

    if (opts.addmetadata or opts.sponsorblock_mark) and opts.addchapters is None:
        # Add chapters when adding metadata or marking sponsors
        opts.addchapters = True

    if opts.extractaudio and not opts.keepvideo and opts.format is None:
        # Do not unnecessarily download audio
        opts.format = 'bestaudio/best'

    if opts.getcomments and opts.writeinfojson is None and not opts.embed_infojson:
        # If JSON is not printed anywhere, but comments are requested, save it to file
        if not opts.dumpjson or opts.print_json or opts.dump_single_json:
            opts.writeinfojson = True

    if opts.allsubtitles and not (opts.embedsubtitles or opts.writeautomaticsub):
        # --all-sub automatically sets --write-sub if --write-auto-sub is not given
        opts.writesubtitles = True

    if opts.addmetadata and opts.embed_infojson is None:
        # If embedding metadata and infojson is present, embed it
        opts.embed_infojson = 'if_exists'

    # Ask for passwords
    if opts.username is not None and opts.password is None:
        opts.password = getpass.getpass('Type account password and press [Return]: ')
    if opts.ap_username is not None and opts.ap_password is None:
        opts.ap_password = getpass.getpass('Type TV provider account password and press [Return]: ')

    return warnings, deprecation_warnings


def get_postprocessors(opts):
    yield from opts.add_postprocessors

    for when, actions in opts.parse_metadata.items():
        yield {
            'key': 'MetadataParser',
            'actions': actions,
            'when': when
        }
    sponsorblock_query = opts.sponsorblock_mark | opts.sponsorblock_remove
    if sponsorblock_query:
        yield {
            'key': 'SponsorBlock',
            'categories': sponsorblock_query,
            'api': opts.sponsorblock_api,
            'when': 'after_filter'
        }
    if opts.convertsubtitles:
        yield {
            'key': 'FFmpegSubtitlesConvertor',
            'format': opts.convertsubtitles,
            'when': 'before_dl'
        }
    if opts.convertthumbnails:
        yield {
            'key': 'FFmpegThumbnailsConvertor',
            'format': opts.convertthumbnails,
            'when': 'before_dl'
        }
    if opts.extractaudio:
        yield {
            'key': 'FFmpegExtractAudio',
            'preferredcodec': opts.audioformat,
            'preferredquality': opts.audioquality,
            'nopostoverwrites': opts.nopostoverwrites,
        }
    if opts.remuxvideo:
        yield {
            'key': 'FFmpegVideoRemuxer',
            'preferedformat': opts.remuxvideo,
        }
    if opts.recodevideo:
        yield {
            'key': 'FFmpegVideoConvertor',
            'preferedformat': opts.recodevideo,
        }
    # If ModifyChapters is going to remove chapters, subtitles must already be in the container.
    if opts.embedsubtitles:
        keep_subs = 'no-keep-subs' not in opts.compat_opts
        yield {
            'key': 'FFmpegEmbedSubtitle',
            # already_have_subtitle = True prevents the file from being deleted after embedding
            'already_have_subtitle': opts.writesubtitles and keep_subs
        }
        if not opts.writeautomaticsub and keep_subs:
            opts.writesubtitles = True

    # ModifyChapters must run before FFmpegMetadataPP
    if opts.remove_chapters or sponsorblock_query:
        yield {
            'key': 'ModifyChapters',
            'remove_chapters_patterns': opts.remove_chapters,
            'remove_sponsor_segments': opts.sponsorblock_remove,
            'remove_ranges': opts.remove_ranges,
            'sponsorblock_chapter_title': opts.sponsorblock_chapter_title,
            'force_keyframes': opts.force_keyframes_at_cuts
        }
    # FFmpegMetadataPP should be run after FFmpegVideoConvertorPP and
    # FFmpegExtractAudioPP as containers before conversion may not support
    # metadata (3gp, webm, etc.)
    # By default ffmpeg preserves metadata applicable for both
    # source and target containers. From this point the container won't change,
    # so metadata can be added here.
    if opts.addmetadata or opts.addchapters or opts.embed_infojson:
        yield {
            'key': 'FFmpegMetadata',
            'add_chapters': opts.addchapters,
            'add_metadata': opts.addmetadata,
            'add_infojson': opts.embed_infojson,
        }
    # Deprecated
    # This should be above EmbedThumbnail since sponskrub removes the thumbnail attachment
    # but must be below EmbedSubtitle and FFmpegMetadata
    # See https://github.com/yt-dlp/yt-dlp/issues/204 , https://github.com/faissaloo/SponSkrub/issues/29
    # If opts.sponskrub is None, sponskrub is used, but it silently fails if the executable can't be found
    if opts.sponskrub is not False:
        yield {
            'key': 'SponSkrub',
            'path': opts.sponskrub_path,
            'args': opts.sponskrub_args,
            'cut': opts.sponskrub_cut,
            'force': opts.sponskrub_force,
            'ignoreerror': opts.sponskrub is None,
            '_from_cli': True,
        }
    if opts.embedthumbnail:
        yield {
            'key': 'EmbedThumbnail',
            # already_have_thumbnail = True prevents the file from being deleted after embedding
            'already_have_thumbnail': opts.writethumbnail
        }
        if not opts.writethumbnail:
            opts.writethumbnail = True
            opts.outtmpl['pl_thumbnail'] = ''
    if opts.split_chapters:
        yield {
            'key': 'FFmpegSplitChapters',
            'force_keyframes': opts.force_keyframes_at_cuts,
        }
    # XAttrMetadataPP should be run after post-processors that may change file contents
    if opts.xattrs:
        yield {'key': 'XAttrMetadata'}
    if opts.concat_playlist != 'never':
        yield {
            'key': 'FFmpegConcat',
            'only_multi_video': opts.concat_playlist != 'always',
            'when': 'playlist',
        }
    # Exec must be the last PP of each category
    for when, exec_cmd in opts.exec_cmd.items():
        yield {
            'key': 'Exec',
            'exec_cmd': exec_cmd,
            'when': when,
        }


ParsedOptions = collections.namedtuple('ParsedOptions', ('parser', 'options', 'urls', 'ydl_opts'))


def parse_options(argv=None):
    """@returns ParsedOptions(parser, opts, urls, ydl_opts)"""
    parser, opts, urls = parseOpts(argv)
    urls = get_urls(urls, opts.batchfile, -1 if opts.quiet and not opts.verbose else opts.verbose)

    set_compat_opts(opts)
    try:
        warnings, deprecation_warnings = validate_options(opts)
    except ValueError as err:
        parser.error(f'{err}\n')

    postprocessors = list(get_postprocessors(opts))

    print_only = bool(opts.forceprint) and all(k not in opts.forceprint for k in POSTPROCESS_WHEN[3:])
    any_getting = any(getattr(opts, k) for k in (
        'dumpjson', 'dump_single_json', 'getdescription', 'getduration', 'getfilename',
        'getformat', 'getid', 'getthumbnail', 'gettitle', 'geturl'
    ))
    if opts.quiet is None:
        opts.quiet = any_getting or opts.print_json or bool(opts.forceprint)

    playlist_pps = [pp for pp in postprocessors if pp.get('when') == 'playlist']
    write_playlist_infojson = (opts.writeinfojson and not opts.clean_infojson
                               and opts.allow_playlist_files and opts.outtmpl.get('pl_infojson') != '')
    if not any((
        opts.extract_flat,
        opts.dump_single_json,
        opts.forceprint.get('playlist'),
        opts.print_to_file.get('playlist'),
        write_playlist_infojson,
    )):
        if not playlist_pps:
            opts.extract_flat = 'discard'
        elif playlist_pps == [{'key': 'FFmpegConcat', 'only_multi_video': True, 'when': 'playlist'}]:
            opts.extract_flat = 'discard_in_playlist'

    final_ext = (
        opts.recodevideo if opts.recodevideo in FFmpegVideoConvertorPP.SUPPORTED_EXTS
        else opts.remuxvideo if opts.remuxvideo in FFmpegVideoRemuxerPP.SUPPORTED_EXTS
        else opts.audioformat if (opts.extractaudio and opts.audioformat in FFmpegExtractAudioPP.SUPPORTED_EXTS)
        else None)

    return ParsedOptions(parser, opts, urls, {
        'usenetrc': opts.usenetrc,
        'netrc_location': opts.netrc_location,
        'netrc_cmd': opts.netrc_cmd,
        'username': opts.username,
        'password': opts.password,
        'twofactor': opts.twofactor,
        'videopassword': opts.videopassword,
        'ap_mso': opts.ap_mso,
        'ap_username': opts.ap_username,
        'ap_password': opts.ap_password,
        'client_certificate': opts.client_certificate,
        'client_certificate_key': opts.client_certificate_key,
        'client_certificate_password': opts.client_certificate_password,
        'quiet': opts.quiet,
        'no_warnings': opts.no_warnings,
        'forceurl': opts.geturl,
        'forcetitle': opts.gettitle,
        'forceid': opts.getid,
        'forcethumbnail': opts.getthumbnail,
        'forcedescription': opts.getdescription,
        'forceduration': opts.getduration,
        'forcefilename': opts.getfilename,
        'forceformat': opts.getformat,
        'forceprint': opts.forceprint,
        'print_to_file': opts.print_to_file,
        'forcejson': opts.dumpjson or opts.print_json,
        'dump_single_json': opts.dump_single_json,
        'force_write_download_archive': opts.force_write_download_archive,
        'simulate': (print_only or any_getting or None) if opts.simulate is None else opts.simulate,
        'skip_download': opts.skip_download,
        'format': opts.format,
        'allow_unplayable_formats': opts.allow_unplayable_formats,
        'ignore_no_formats_error': opts.ignore_no_formats_error,
        'format_sort': opts.format_sort,
        'format_sort_force': opts.format_sort_force,
        'allow_multiple_video_streams': opts.allow_multiple_video_streams,
        'allow_multiple_audio_streams': opts.allow_multiple_audio_streams,
        'check_formats': opts.check_formats,
        'listformats': opts.listformats,
        'listformats_table': opts.listformats_table,
        'outtmpl': opts.outtmpl,
        'outtmpl_na_placeholder': opts.outtmpl_na_placeholder,
        'paths': opts.paths,
        'autonumber_size': opts.autonumber_size,
        'autonumber_start': opts.autonumber_start,
        'restrictfilenames': opts.restrictfilenames,
        'windowsfilenames': opts.windowsfilenames,
        'ignoreerrors': opts.ignoreerrors,
        'force_generic_extractor': opts.force_generic_extractor,
        'allowed_extractors': opts.allowed_extractors or ['default'],
        'ratelimit': opts.ratelimit,
        'throttledratelimit': opts.throttledratelimit,
        'overwrites': opts.overwrites,
        'retries': opts.retries,
        'file_access_retries': opts.file_access_retries,
        'fragment_retries': opts.fragment_retries,
        'extractor_retries': opts.extractor_retries,
        'retry_sleep_functions': opts.retry_sleep,
        'skip_unavailable_fragments': opts.skip_unavailable_fragments,
        'keep_fragments': opts.keep_fragments,
        'concurrent_fragment_downloads': opts.concurrent_fragment_downloads,
        'buffersize': opts.buffersize,
        'noresizebuffer': opts.noresizebuffer,
        'http_chunk_size': opts.http_chunk_size,
        'continuedl': opts.continue_dl,
        'noprogress': opts.quiet if opts.noprogress is None else opts.noprogress,
        'progress_with_newline': opts.progress_with_newline,
        'progress_template': opts.progress_template,
        'playliststart': opts.playliststart,
        'playlistend': opts.playlistend,
        'playlistreverse': opts.playlist_reverse,
        'playlistrandom': opts.playlist_random,
        'lazy_playlist': opts.lazy_playlist,
        'noplaylist': opts.noplaylist,
        'logtostderr': opts.outtmpl.get('default') == '-',
        'consoletitle': opts.consoletitle,
        'nopart': opts.nopart,
        'updatetime': opts.updatetime,
        'writedescription': opts.writedescription,
        'writeannotations': opts.writeannotations,
        'writeinfojson': opts.writeinfojson,
        'allow_playlist_files': opts.allow_playlist_files,
        'clean_infojson': opts.clean_infojson,
        'getcomments': opts.getcomments,
        'writethumbnail': opts.writethumbnail is True,
        'write_all_thumbnails': opts.writethumbnail == 'all',
        'writelink': opts.writelink,
        'writeurllink': opts.writeurllink,
        'writewebloclink': opts.writewebloclink,
        'writedesktoplink': opts.writedesktoplink,
        'writesubtitles': opts.writesubtitles,
        'writeautomaticsub': opts.writeautomaticsub,
        'allsubtitles': opts.allsubtitles,
        'listsubtitles': opts.listsubtitles,
        'subtitlesformat': opts.subtitlesformat,
        'subtitleslangs': opts.subtitleslangs,
        'matchtitle': decodeOption(opts.matchtitle),
        'rejecttitle': decodeOption(opts.rejecttitle),
        'max_downloads': opts.max_downloads,
        'prefer_free_formats': opts.prefer_free_formats,
        'trim_file_name': opts.trim_file_name,
        'verbose': opts.verbose,
        'dump_intermediate_pages': opts.dump_intermediate_pages,
        'write_pages': opts.write_pages,
        'load_pages': opts.load_pages,
        'test': opts.test,
        'keepvideo': opts.keepvideo,
        'min_filesize': opts.min_filesize,
        'max_filesize': opts.max_filesize,
        'min_views': opts.min_views,
        'max_views': opts.max_views,
        'daterange': opts.date,
        'cachedir': opts.cachedir,
        'youtube_print_sig_code': opts.youtube_print_sig_code,
        'age_limit': opts.age_limit,
        'download_archive': opts.download_archive,
        'break_on_existing': opts.break_on_existing,
        'break_on_reject': opts.break_on_reject,
        'break_per_url': opts.break_per_url,
        'skip_playlist_after_errors': opts.skip_playlist_after_errors,
        'cookiefile': opts.cookiefile,
        'cookiesfrombrowser': opts.cookiesfrombrowser,
        'legacyserverconnect': opts.legacy_server_connect,
        'nocheckcertificate': opts.no_check_certificate,
        'prefer_insecure': opts.prefer_insecure,
        'enable_file_urls': opts.enable_file_urls,
        'http_headers': opts.headers,
        'proxy': opts.proxy,
        'socket_timeout': opts.socket_timeout,
        'bidi_workaround': opts.bidi_workaround,
        'debug_printtraffic': opts.debug_printtraffic,
        'prefer_ffmpeg': opts.prefer_ffmpeg,
        'include_ads': opts.include_ads,
        'default_search': opts.default_search,
        'dynamic_mpd': opts.dynamic_mpd,
        'extractor_args': opts.extractor_args,
        'youtube_include_dash_manifest': opts.youtube_include_dash_manifest,
        'youtube_include_hls_manifest': opts.youtube_include_hls_manifest,
        'encoding': opts.encoding,
        'extract_flat': opts.extract_flat,
        'live_from_start': opts.live_from_start,
        'wait_for_video': opts.wait_for_video,
        'mark_watched': opts.mark_watched,
        'merge_output_format': opts.merge_output_format,
        'final_ext': final_ext,
        'postprocessors': postprocessors,
        'fixup': opts.fixup,
        'source_address': opts.source_address,
        'call_home': opts.call_home,
        'sleep_interval_requests': opts.sleep_interval_requests,
        'sleep_interval': opts.sleep_interval,
        'max_sleep_interval': opts.max_sleep_interval,
        'sleep_interval_subtitles': opts.sleep_interval_subtitles,
        'external_downloader': opts.external_downloader,
        'download_ranges': opts.download_ranges,
        'force_keyframes_at_cuts': opts.force_keyframes_at_cuts,
        'list_thumbnails': opts.list_thumbnails,
        'playlist_items': opts.playlist_items,
        'xattr_set_filesize': opts.xattr_set_filesize,
        'match_filter': opts.match_filter,
        'color': opts.color,
        'ffmpeg_location': opts.ffmpeg_location,
        'hls_prefer_native': opts.hls_prefer_native,
        'hls_use_mpegts': opts.hls_use_mpegts,
        'hls_split_discontinuity': opts.hls_split_discontinuity,
        'external_downloader_args': opts.external_downloader_args,
        'postprocessor_args': opts.postprocessor_args,
        'cn_verification_proxy': opts.cn_verification_proxy,
        'geo_verification_proxy': opts.geo_verification_proxy,
        'geo_bypass': opts.geo_bypass,
        'geo_bypass_country': opts.geo_bypass_country,
        'geo_bypass_ip_block': opts.geo_bypass_ip_block,
        '_warnings': warnings,
        '_deprecation_warnings': deprecation_warnings,
        'compat_opts': opts.compat_opts,
    })


def _real_main(argv=None):
    setproctitle('yt-dlp')

    parser, opts, all_urls, ydl_opts = parse_options(argv)

    # Dump user agent
    if opts.dump_user_agent:
        ua = traverse_obj(opts.headers, 'User-Agent', casesense=False, default=std_headers['User-Agent'])
        write_string(f'{ua}\n', out=sys.stdout)
        return

    if print_extractor_information(opts, all_urls):
        return

    # We may need ffmpeg_location without having access to the YoutubeDL instance
    # See https://github.com/yt-dlp/yt-dlp/issues/2191
    if opts.ffmpeg_location:
        FFmpegPostProcessor._ffmpeg_location.set(opts.ffmpeg_location)

    with YoutubeDL(ydl_opts) as ydl:
        pre_process = opts.update_self or opts.rm_cachedir
        actual_use = all_urls or opts.load_info_filename

        if opts.rm_cachedir:
            ydl.cache.remove()

        try:
            updater = Updater(ydl, opts.update_self)
            if opts.update_self and updater.update() and actual_use:
                if updater.cmd:
                    return updater.restart()
                # This code is reachable only for zip variant in py < 3.10
                # It makes sense to exit here, but the old behavior is to continue
                ydl.report_warning('Restart yt-dlp to use the updated version')
                # return 100, 'ERROR: The program must exit for the update to complete'
        except Exception:
            traceback.print_exc()
            ydl._download_retcode = 100

        if not actual_use:
            if pre_process:
                return ydl._download_retcode

            args = sys.argv[1:] if argv is None else argv
            ydl.warn_if_short_id(args)

            # Show a useful error message and wait for keypress if not launched from shell on Windows
            if not args and compat_os_name == 'nt' and getattr(sys, 'frozen', False):
                import ctypes.wintypes
                import msvcrt

                kernel32 = ctypes.WinDLL('Kernel32')

                buffer = (1 * ctypes.wintypes.DWORD)()
                attached_processes = kernel32.GetConsoleProcessList(buffer, 1)
                # If we only have a single process attached, then the executable was double clicked
                # When using `pyinstaller` with `--onefile`, two processes get attached
                is_onefile = hasattr(sys, '_MEIPASS') and os.path.basename(sys._MEIPASS).startswith('_MEI')
                if attached_processes == 1 or is_onefile and attached_processes == 2:
                    print(parser._generate_error_message(
                        'Do not double-click the executable, instead call it from a command line.\n'
                        'Please read the README for further information on how to use yt-dlp: '
                        'https://github.com/yt-dlp/yt-dlp#readme'))
                    msvcrt.getch()
                    _exit(2)
            parser.error(
                'You must provide at least one URL.\n'
                'Type yt-dlp --help to see a list of all options.')

        parser.destroy()
        try:
            if opts.load_info_filename is not None:
                if all_urls:
                    ydl.report_warning('URLs are ignored due to --load-info-json')
                return ydl.download_with_info_file(expand_path(opts.load_info_filename))
            else:
                return ydl.download(all_urls)
        except DownloadCancelled:
            ydl.to_screen('Aborting remaining downloads')
            return 101


def main(argv=None):
    global _IN_CLI
    _IN_CLI = True
    try:
        _exit(*variadic(_real_main(argv)))
    except DownloadError:
        _exit(1)
    except SameFileError as e:
        _exit(f'ERROR: {e}')
    except KeyboardInterrupt:
        _exit('\nERROR: Interrupted by user')
    except BrokenPipeError as e:
        # https://docs.python.org/3/library/signal.html#note-on-sigpipe
        devnull = os.open(os.devnull, os.O_WRONLY)
        os.dup2(devnull, sys.stdout.fileno())
        _exit(f'\nERROR: {e}')
    except optparse.OptParseError as e:
        _exit(2, f'\n{e}')


from .extractor import gen_extractors, list_extractors

__all__ = [
    'main',
    'YoutubeDL',
    'parse_options',
    'gen_extractors',
    'list_extractors',
]