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and refactor lazy extractors accordingly. This reduces the need to create extractor instances
56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
import contextlib
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import os
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from ..utils import load_plugins
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_LAZY_LOADER = False
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if not os.environ.get('YTDLP_NO_LAZY_EXTRACTORS'):
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with contextlib.suppress(ImportError):
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from .lazy_extractors import * # noqa: F403
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from .lazy_extractors import _ALL_CLASSES
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_LAZY_LOADER = True
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if not _LAZY_LOADER:
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from .extractors import * # noqa: F403
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_ALL_CLASSES = [ # noqa: F811
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klass
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for name, klass in globals().items()
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if name.endswith('IE') and name != 'GenericIE'
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]
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_ALL_CLASSES.append(GenericIE) # noqa: F405
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_PLUGIN_CLASSES = load_plugins('extractor', 'IE', globals())
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_ALL_CLASSES = list(_PLUGIN_CLASSES.values()) + _ALL_CLASSES
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def gen_extractor_classes():
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""" Return a list of supported extractors.
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The order does matter; the first extractor matched is the one handling the URL.
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"""
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return _ALL_CLASSES
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def gen_extractors():
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""" Return a list of an instance of every supported extractor.
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The order does matter; the first extractor matched is the one handling the URL.
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"""
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return [klass() for klass in gen_extractor_classes()]
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def list_extractor_classes(age_limit=None):
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"""Return a list of extractors that are suitable for the given age, sorted by extractor name"""
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yield from sorted(filter(
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lambda ie: ie.is_suitable(age_limit) and ie != GenericIE, # noqa: F405
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gen_extractor_classes()), key=lambda ie: ie.IE_NAME.lower())
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yield GenericIE # noqa: F405
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def list_extractors(age_limit=None):
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"""Return a list of extractor instances that are suitable for the given age, sorted by extractor name"""
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return [ie() for ie in list_extractor_classes(age_limit)]
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def get_info_extractor(ie_name):
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"""Returns the info extractor class with the given ie_name"""
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return globals()[ie_name + 'IE']
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