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Fix lazy extractor bug in fe7866d0ed

Browse source 
and add test

Fixes https://github.com/yt-dlp/yt-dlp/pull/3234#issuecomment-1225347071
This commit is contained in:
pukkandan 2022-08-24 15:10:21 +05:30
parent b5e7a2e69d
commit e5458d1d88
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4 changed files with 38 additions and 26 deletions
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11
devscripts/lazy_load_template.py
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@ -11,14 +11,17 @@ from ..utils import (
# These bloat the lazy_extractors, so allow them to passthrough silently
ALLOWED_CLASSMETHODS = {'get_testcases', 'extract_from_webpage'}
_WARNED = False
class LazyLoadMetaClass(type):
def __getattr__(cls, name):
if '_real_class' not in cls.__dict__ and name not in ALLOWED_CLASSMETHODS:
write_string(
'WARNING: Falling back to normal extractor since lazy extractor '
f'{cls.__name__} does not have attribute {name}{bug_reports_message()}\n')
global _WARNED
if ('_real_class' not in cls.__dict__
and name not in ALLOWED_CLASSMETHODS and not _WARNED):
_WARNED = True
write_string('WARNING: Falling back to normal extractor since lazy extractor '
f'{cls.__name__} does not have attribute {name}{bug_reports_message()}\n')
return getattr(cls.real_class, name)

4
devscripts/make_lazy_extractors.py
View file

@ -12,7 +12,9 @@ from inspect import getsource
from devscripts.utils import get_filename_args, read_file, write_file
NO_ATTR = object()
STATIC_CLASS_PROPERTIES = ['IE_NAME', 'IE_DESC', 'SEARCH_KEY', '_VALID_URL', '_WORKING', '_NETRC_MACHINE', 'age_limit']
STATIC_CLASS_PROPERTIES = [
'IE_NAME', 'IE_DESC', 'SEARCH_KEY', '_VALID_URL', '_WORKING', '_ENABLED', '_NETRC_MACHINE', 'age_limit'
]
CLASS_METHODS = [
'ie_key', 'working', 'description', 'suitable', '_match_valid_url', '_match_id', 'get_temp_id', 'is_suitable'
]