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See PEP 343.N)dequewraps) MethodType GenericAlias) asynccontextmanagercontextmanagerclosing nullcontextAbstractContextManagerAbstractAsyncContextManagerAsyncExitStackContextDecorator ExitStackredirect_stdoutredirect_stderrsuppressc@s:eZdZdZeeZddZej ddZ eddZ dS) r z,An abstract base class for context managers.cCs|Sz0Return `self` upon entering the runtime context.selfrr)/opt/python39/lib/python3.9/contextlib.py __enter__sz AbstractContextManager.__enter__cCsdSz9Raise any exception triggered within the runtime context.Nrrexc_type exc_value tracebackrrr__exit__szAbstractContextManager.__exit__cCs|turt|ddStS)Nrr)r _collections_abc_check_methodsNotImplementedclsCrrr__subclasshook__sz'AbstractContextManager.__subclasshook__N) __name__ __module__ __qualname____doc__ classmethodr__class_getitem__rabcabstractmethodrr%rrrrr s r c@s:eZdZdZeeZddZej ddZ eddZ dS) r z9An abstract base class for asynchronous context managers.cs|Srrrrrr __aenter__+sz&AbstractAsyncContextManager.__aenter__csdSrrrrrr __aexit__/sz%AbstractAsyncContextManager.__aexit__cCs|turt|ddStS)Nr.r/)r rr r!r"rrrr%4s z,AbstractAsyncContextManager.__subclasshook__N) r&r'r(r)r*rr+r.r,r-r/r%rrrrr %s r c@s eZdZdZddZddZdS)rzJA base class or mixin that enables context managers to work as decorators.cCs|S)a6Return a recreated instance of self. 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