??? 123123123123 .....................................................................................................................................??? 123123123123 .....................................................................................................................................Ю ж fе#c@sмdZddlZddlmZddlmZddddgZGd dДdeГZGd dДdeГZ ddДZ Gd dДdeГZGddДdeГZdS(u4Utilities for with-statement contexts. See PEP 343.iN(udeque(uwrapsucontextmanageruclosinguContextDecoratoru ExitStackcBs2|EeZdZdZddДZddДZdS(uContextDecoratoruJA base class or mixin that enables context managers to work as decorators.cCs|S(u6Return a recreated instance of self. Allows an otherwise one-shot context manager like _GeneratorContextManager to support use as a decorator via implicit recreation. This is a private interface just for _GeneratorContextManager. See issue #11647 for details. 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