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yt-dlp/yt_dlp/extractor/monstercat.py

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import re
from .common import InfoExtractor
from ..utils import (
clean_html,
extract_attributes,
int_or_none,
strip_or_none,
unified_strdate,
)
from ..utils.traversal import find_element, traverse_obj
class MonstercatIE(InfoExtractor):
_VALID_URL = r'https?://www\.monstercat\.com/release/(?P<id>\d+)'
_TESTS = [{
'url': 'https://www.monstercat.com/release/742779548009',
'playlist_count': 20,
'info_dict': {
'title': 'The Secret Language of Trees',
'id': '742779548009',
'thumbnail': 'https://www.monstercat.com/release/742779548009/cover',
'release_date': '20230711',
'album': 'The Secret Language of Trees',
'album_artists': ['BT'],
},
}]
def _extract_tracks(self, table, album_meta):
for td in re.findall(r'<tr[^<]*>((?:(?!</tr>)[\w\W])+)', table): # regex by chatgpt due to lack of get_elements_by_tag
title = traverse_obj(td, (
{find_element(cls='d-inline-flex flex-column')},
{lambda x: x.partition(' <span')}, 0, {clean_html}))
ids = traverse_obj(td, (
{find_element(cls='btn-play cursor-pointer mr-small', html=True)}, {extract_attributes})) or {}
track_id = ids.get('data-track-id')
release_id = ids.get('data-release-id')
track_number = traverse_obj(td, ({find_element(cls='py-xsmall')}, {int_or_none}))
if not track_id or not release_id:
self.report_warning(f'Skipping track {track_number}, ID(s) not found')
self.write_debug(f'release_id={release_id!r} track_id={track_id!r}')
continue
yield {
**album_meta,
'title': title,
'track': title,
'track_number': track_number,
'artists': traverse_obj(td, ({find_element(cls='d-block fs-xxsmall')}, {clean_html}, all)),
'url': f'https://www.monstercat.com/api/release/{release_id}/track-stream/{track_id}',
'id': track_id,
'ext': 'mp3',
}
def _real_extract(self, url):
url_id = self._match_id(url)
html = self._download_webpage(url, url_id)
# NB: HTMLParser may choke on this html; use {find_element} or try_call(lambda: get_element...)
tracklist_table = traverse_obj(html, {find_element(cls='table table-small')}) or ''
title = traverse_obj(html, ({find_element(tag='h1')}, {clean_html}))
album_meta = {
'title': title,
'album': title,
'thumbnail': f'https://www.monstercat.com/release/{url_id}/cover',
'album_artists': traverse_obj(html, (
{find_element(cls='h-normal text-uppercase mb-desktop-medium mb-smallish')}, {clean_html}, all)),
'release_date': traverse_obj(html, (
{find_element(cls='font-italic mb-medium d-tablet-none d-phone-block')},
{lambda x: x.partition('Released ')}, 2, {strip_or_none}, {unified_strdate})),
}
return self.playlist_result(
self._extract_tracks(tracklist_table, album_meta), playlist_id=url_id, **album_meta)