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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
This commit is contained in:
pukkandan
2022-05-11 21:24:44 +05:30
parent 7ddbf09c25
commit 82d020804d
11 changed files with 188 additions and 167 deletions
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14
yt_dlp/extractor/__init__.py
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@@ -37,11 +37,17 @@ def gen_extractors():
return [klass() for klass in gen_extractor_classes()]
def list_extractors(age_limit):
def list_extractor_classes(age_limit=None):
"""Return a list of extractors that are suitable for the given age, sorted by extractor name"""
return sorted(filter(
lambda ie: ie.is_suitable(age_limit),
gen_extractors()), key=lambda ie: ie.IE_NAME.lower())
yield from sorted(filter(
lambda ie: ie.is_suitable(age_limit) and ie != GenericIE, # noqa: F405
gen_extractor_classes()), key=lambda ie: ie.IE_NAME.lower())
yield GenericIE # noqa: F405
def list_extractors(age_limit=None):
"""Return a list of extractor instances that are suitable for the given age, sorted by extractor name"""
return [ie() for ie in list_extractor_classes(age_limit)]
def get_info_extractor(ie_name):