o >h@sdZddlmZddlZddlmZmZddlm Z ddl m Z ddl m Z ddlmZdd lmZe d Zed Zd#ddZddZddZddZd d!Zgd"ZdS)$zY Extended thread dispatching support. For basic support see reactor threading API docs. ) annotationsN)CallableTypeVar) ParamSpec)defer)IReactorFromThreads)failure) ThreadPool_P_Rreactorr threadpoolr fCallable[_P, _R]args_P.argskwargs _P.kwargsreturndefer.Deferred[_R]cs6td fdd }|j||g|Ri|S) a3 Call the function C{f} using a thread from the given threadpool and return the result as a Deferred. This function is only used by client code which is maintaining its own threadpool. To run a function in the reactor's threadpool, use C{deferToThread}. @param reactor: The reactor in whose main thread the Deferred will be invoked. @param threadpool: An object which supports the C{callInThreadWithCallback} method of C{twisted.python.threadpool.ThreadPool}. @param f: The function to call. @param args: positional arguments to pass to f. @param kwargs: keyword arguments to pass to f. @return: A Deferred which fires a callback with the result of f, or an errback with a L{twisted.python.failure.Failure} if f throws an exception. successboolresult_R | BaseExceptionrNonecs(|r j|dSj|dSN)callFromThreadcallbackerrback)rrdr x/var/www/vedio/testing/chatpythonscript.ninositsolution.com/env/lib/python3.10/site-packages/twisted/internet/threads.pyonResult9sz#deferToThreadPool..onResultN)rrrrrr)rDeferredcallInThreadWithCallback)r r rrrr#r!rr"deferToThreadPoolsr&cOs*ddlm}t|||g|Ri|S)at Run a function in a thread and return the result as a Deferred. @param f: The function to call. @param args: positional arguments to pass to f. @param kwargs: keyword arguments to pass to f. @return: A Deferred which fires a callback with the result of f, or an errback with a L{twisted.python.failure.Failure} if f throws an exception. rr )twisted.internetr r& getThreadPool)rrrr r!r!r" deferToThreadDs r*cCs"|D] \}}}||i|qdS)z" Run a list of functions. Nr!) tupleListrrrr!r!r" _runMultipleUsr,cCsddlm}|t|dS)z Run a list of functions in the same thread. tupleList should be a list of (function, argsList, kwargsDict) tuples. rr'N)r(r callInThreadr,)r+r r!r!r"callMultipleInThread]s r.csDtfdd}||}t|tjr ||S)a Run a function in the reactor from a thread, and wait for the result synchronously. If the function returns a L{Deferred}, wait for its result and return that. @param reactor: The L{IReactorThreads} provider which will be used to schedule the function call. @param f: the callable to run in the reactor thread @type f: any callable. @param a: the arguments to pass to C{f}. @param kw: the keyword arguments to pass to C{f}. @return: the result of the L{Deferred} returned by C{f}, or the result of C{f} if it returns anything other than a L{Deferred}. @raise Exception: If C{f} raises a synchronous exception, C{blockingCallFromThread} will raise that exception. If C{f} returns a L{Deferred} which fires with a L{Failure}, C{blockingCallFromThread} will raise that failure's exception (see L{Failure.raiseException}). cs(tjgRi}|jdSr)r maybeDeferredaddBothput)rarkwqueuer!r"_callFromThreadsz/blockingCallFromThread.._callFromThread)Queuerget isinstancerFailureraiseException)r rr3r4r6rr!r2r"blockingCallFromThreadhs  r<)r*r&r.r<) r rr r rrrrrrrr)__doc__ __future__rr5r7typingrrtyping_extensionsrr(rtwisted.internet.interfacesrtwisted.pythonrtwisted.python.threadpoolr r r r&r*r,r.r<__all__r!r!r!r"s"       * #