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gh-93963: Officially deprecate abcs and warn about their usage. (GH-93965)

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Fixes #93963

Automerge-Triggered-By: GH:jaraco
This commit is contained in:
Jason R. Coombs 2022-07-03 15:17:27 -04:00 committed by GitHub
parent b296c7442b
commit 71848c9609
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2 changed files with 16 additions and 5 deletions
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19
Lib/importlib/abc.py
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@ -15,20 +15,29 @@ from ._abc import Loader
import abc
import warnings
# for compatibility with Python 3.10
from .resources.abc import ResourceReader, Traversable, TraversableResources
from .resources import abc as _resources_abc
__all__ = [
'Loader', 'Finder', 'MetaPathFinder', 'PathEntryFinder',
'ResourceLoader', 'InspectLoader', 'ExecutionLoader',
'FileLoader', 'SourceLoader',
# for compatibility with Python 3.10
'ResourceReader', 'Traversable', 'TraversableResources',
]
def __getattr__(name):
"""
For backwards compatibility, continue to make names
from _resources_abc available through this module. #93963
"""
if name in _resources_abc.__all__:
obj = getattr(_resources_abc, name)
warnings._deprecated(f"{__name__}.{name}", remove=(3, 14))
globals()[name] = obj
return obj
raise AttributeError(f'module {__name__!r} has no attribute {name!r}')
def _register(abstract_cls, *classes):
for cls in classes:
abstract_cls.register(cls)

2
Misc/NEWS.d/next/Library/2022-06-17-16-00-55.gh-issue-93963.8YYZ-2.rst Normal file
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@ -0,0 +1,2 @@
Officially deprecate from ``importlib.abc`` classes moved to
``importlib.resources.abc``.