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[extractor] Use classmethod/property where possible

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and refactor lazy extractors accordingly.

This reduces the need to create extractor instances
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pukkandan 2022-05-11 21:24:44 +05:30
parent 7ddbf09c25
commit 82d020804d
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11 changed files with 188 additions and 167 deletions
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16
yt_dlp/__init__.py
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@ -11,7 +11,7 @@ import sys
from .compat import compat_getpass, compat_os_name, compat_shlex_quote
from .cookies import SUPPORTED_BROWSERS, SUPPORTED_KEYRINGS
from .downloader import FileDownloader
from .extractor import list_extractors
from .extractor import GenericIE, list_extractor_classes
from .extractor.adobepass import MSO_INFO
from .extractor.common import InfoExtractor
from .options import parseOpts
@ -76,14 +76,20 @@ def get_urls(urls, batchfile, verbose):
def print_extractor_information(opts, urls):
out = ''
if opts.list_extractors:
for ie in list_extractors(opts.age_limit):
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'
out += ''.join(f' {url}\n' for url in filter(ie.suitable, urls))
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_extractors(opts.age_limit) if ie.working() and ie.IE_DESC is not False) + '\n'
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'],
@ -862,7 +868,7 @@ def main(argv=None):
sys.exit(f'\nERROR: {e}')
from .extractor import gen_extractors
from .extractor import gen_extractors, list_extractors
__all__ = [
'main',
'YoutubeDL',