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yt-dlp/yt_dlp/compat/functools.py
2022-05-20 21:25:07 +05:30

26 lines
664 B
Python

# flake8: noqa: F405
from functools import * # noqa: F403
from .compat_utils import passthrough_module
passthrough_module(__name__, 'functools')
del passthrough_module
try:
cache # >= 3.9
except NameError:
cache = lru_cache(maxsize=None)
try:
cached_property # >= 3.8
except NameError:
class cached_property:
def __init__(self, func):
update_wrapper(self, func)
self.func = func
def __get__(self, instance, _):
if instance is None:
return self
setattr(instance, self.func.__name__, self.func(instance))
return getattr(instance, self.func.__name__)