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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
iocpreactor	[ DIR ]	drwxr-xr-x
test	[ DIR ]	drwxr-xr-x
__init__.py	521 B	-rw-r--r--
_baseprocess.py	1.87 KB	-rw-r--r--
_dumbwin32proc.py	12.8 KB	-rw-r--r--
_glibbase.py	12.51 KB	-rw-r--r--
_idna.py	1.36 KB	-rw-r--r--
_newtls.py	9.11 KB	-rw-r--r--
_pollingfile.py	8.77 KB	-rw-r--r--
_posixserialport.py	1.95 KB	-rw-r--r--
_posixstdio.py	4.58 KB	-rw-r--r--
_producer_helpers.py	3.7 KB	-rw-r--r--
_resolver.py	8.33 KB	-rw-r--r--
_signals.py	2.65 KB	-rw-r--r--
_sslverify.py	70.09 KB	-rw-r--r--
_threadedselect.py	11.49 KB	-rw-r--r--
_win32serialport.py	4.63 KB	-rw-r--r--
_win32stdio.py	3.13 KB	-rw-r--r--
abstract.py	18.82 KB	-rw-r--r--
address.py	5.12 KB	-rw-r--r--
asyncioreactor.py	10.31 KB	-rw-r--r--
base.py	43.22 KB	-rw-r--r--
cfreactor.py	17.09 KB	-rw-r--r--
default.py	1.9 KB	-rw-r--r--
defer.py	69.52 KB	-rw-r--r--
endpoints.py	75.4 KB	-rw-r--r--
epollreactor.py	8.29 KB	-rw-r--r--
error.py	12.35 KB	-rw-r--r--
fdesc.py	3.15 KB	-rw-r--r--
gireactor.py	5.98 KB	-rw-r--r--
glib2reactor.py	1.09 KB	-rw-r--r--
gtk2reactor.py	3.53 KB	-rw-r--r--
gtk3reactor.py	2.2 KB	-rw-r--r--
inotify.py	14.35 KB	-rw-r--r--
interfaces.py	94.25 KB	-rw-r--r--
kqreactor.py	10.05 KB	-rw-r--r--
main.py	1.03 KB	-rw-r--r--
pollreactor.py	5.88 KB	-rw-r--r--
posixbase.py	25.74 KB	-rw-r--r--
process.py	37.98 KB	-rw-r--r--
protocol.py	26.5 KB	-rw-r--r--
pyuisupport.py	817 B	-rw-r--r--
reactor.py	1.82 KB	-rw-r--r--
selectreactor.py	6.07 KB	-rw-r--r--
serialport.py	2.26 KB	-rw-r--r--
ssl.py	8.25 KB	-rw-r--r--
stdio.py	1.02 KB	-rw-r--r--
task.py	30.39 KB	-rw-r--r--
tcp.py	53.62 KB	-rw-r--r--
threads.py	3.86 KB	-rw-r--r--
tksupport.py	2 KB	-rw-r--r--
udp.py	18.13 KB	-rw-r--r--
unix.py	21.45 KB	-rw-r--r--
utils.py	7.69 KB	-rw-r--r--
win32eventreactor.py	14.84 KB	-rw-r--r--
wxreactor.py	5.14 KB	-rw-r--r--
wxsupport.py	1.33 KB	-rw-r--r--

Code Editor : threads.py

# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

"""
Extended thread dispatching support.

For basic support see reactor threading API docs.
"""

from __future__ import division, absolute_import

from twisted.python.compat import _PY3
if not _PY3:
    import Queue
else:
    import queue as Queue

from twisted.python import failure
from twisted.internet import defer

def deferToThreadPool(reactor, threadpool, f, *args, **kwargs):
    """
    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.
    """
    d = defer.Deferred()

def onResult(success, result):
        if success:
            reactor.callFromThread(d.callback, result)
        else:
            reactor.callFromThread(d.errback, result)

threadpool.callInThreadWithCallback(onResult, f, *args, **kwargs)

return d

def deferToThread(f, *args, **kwargs):
    """
    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.
    """
    from twisted.internet import reactor
    return deferToThreadPool(reactor, reactor.getThreadPool(),
                             f, *args, **kwargs)

def _runMultiple(tupleList):
    """
    Run a list of functions.
    """
    for f, args, kwargs in tupleList:
        f(*args, **kwargs)

def callMultipleInThread(tupleList):
    """
    Run a list of functions in the same thread.

tupleList should be a list of (function, argsList, kwargsDict) tuples.
    """
    from twisted.internet import reactor
    reactor.callInThread(_runMultiple, tupleList)

def blockingCallFromThread(reactor, f, *a, **kw):
    """
    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: 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}).
    """
    queue = Queue.Queue()
    def _callFromThread():
        result = defer.maybeDeferred(f, *a, **kw)
        result.addBoth(queue.put)
    reactor.callFromThread(_callFromThread)
    result = queue.get()
    if isinstance(result, failure.Failure):
        result.raiseException()
    return result

__all__ = ["deferToThread", "deferToThreadPool", "callMultipleInThread",
           "blockingCallFromThread"]

${this.title}

Code Editor : threads.py