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/usr/lib/python3/dist-packages/twisted/internet/

/usr/lib/python3/dist-packages/twisted/internet

Name	Size	Mode	Actions
iocpreactor/	-	0755	rm
test/	-	0755	rm
__pycache__/	-	0755	rm
abstract.py	19274	0644	edit dl rm
address.py	5246	0644	edit dl rm
asyncioreactor.py	10553	0644	edit dl rm
base.py	44260	0644	edit dl rm
cfreactor.py	17501	0644	edit dl rm
default.py	1942	0644	edit dl rm
defer.py	71193	0644	edit dl rm
endpoints.py	77207	0644	edit dl rm
epollreactor.py	8493	0644	edit dl rm
error.py	12645	0644	edit dl rm
fdesc.py	3223	0644	edit dl rm
gireactor.py	6123	0644	edit dl rm
glib2reactor.py	1115	0644	edit dl rm
gtk2reactor.py	3614	0644	edit dl rm
gtk3reactor.py	2252	0644	edit dl rm
inotify.py	14691	0644	edit dl rm
interfaces.py	96515	0644	edit dl rm
kqreactor.py	10292	0644	edit dl rm
main.py	1054	0644	edit dl rm
pollreactor.py	6026	0644	edit dl rm
posixbase.py	26357	0644	edit dl rm
process.py	38896	0644	edit dl rm
protocol.py	27134	0644	edit dl rm
pyuisupport.py	817	0644	edit dl rm
reactor.py	1863	0644	edit dl rm
selectreactor.py	6215	0644	edit dl rm
serialport.py	2317	0644	edit dl rm
ssl.py	8444	0644	edit dl rm
stdio.py	1045	0644	edit dl rm
task.py	31119	0644	edit dl rm
tcp.py	54908	0644	edit dl rm
threads.py	3953	0644	edit dl rm
tksupport.py	2045	0644	edit dl rm
udp.py	18569	0644	edit dl rm
unix.py	21965	0644	edit dl rm
utils.py	7876	0644	edit dl rm
win32eventreactor.py	15193	0644	edit dl rm
wxreactor.py	5263	0644	edit dl rm
wxsupport.py	1363	0644	edit dl rm
_baseprocess.py	1913	0644	edit dl rm
_dumbwin32proc.py	13107	0644	edit dl rm
_glibbase.py	12813	0644	edit dl rm
_idna.py	1397	0644	edit dl rm
_newtls.py	9332	0644	edit dl rm
_pollingfile.py	8982	0644	edit dl rm
_posixserialport.py	1995	0644	edit dl rm
_posixstdio.py	4687	0644	edit dl rm
_producer_helpers.py	3788	0644	edit dl rm
_resolver.py	8530	0644	edit dl rm
_signals.py	2718	0644	edit dl rm
_sslverify.py	71770	0644	edit dl rm
_threadedselect.py	11764	0644	edit dl rm
_win32serialport.py	4744	0644	edit dl rm
_win32stdio.py	3204	0644	edit dl rm
__init__.py	521	0644	edit dl rm

Edit: /usr/lib/python3/dist-packages/twisted/internet/_posixstdio.py (4687B)

# -*- test-case-name: twisted.test.test_stdio -*-

"""Standard input/out/err support.

Future Plans::

support for stderr, perhaps
    Rewrite to use the reactor instead of an ad-hoc mechanism for connecting
        protocols to transport.

Maintainer: James Y Knight
"""

from zope.interface import implementer

from twisted.internet import process, error, interfaces
from twisted.python import log, failure

@implementer(interfaces.IAddress)
class PipeAddress(object):
    pass

@implementer(interfaces.ITransport, interfaces.IProducer,
             interfaces.IConsumer, interfaces.IHalfCloseableDescriptor)
class StandardIO(object):

_reader = None
    _writer = None
    disconnected = False
    disconnecting = False

def __init__(self, proto, stdin=0, stdout=1, reactor=None):
        if reactor is None:
            from twisted.internet import reactor
        self.protocol = proto

self._writer = process.ProcessWriter(reactor, self, 'write', stdout)
        self._reader = process.ProcessReader(reactor, self, 'read', stdin)
        self._reader.startReading()
        self.protocol.makeConnection(self)

# ITransport

# XXX Actually, see #3597.
    def loseWriteConnection(self):
        if self._writer is not None:
            self._writer.loseConnection()

def write(self, data):
        if self._writer is not None:
            self._writer.write(data)

def writeSequence(self, data):
        if self._writer is not None:
            self._writer.writeSequence(data)

def loseConnection(self):
        self.disconnecting = True

if self._writer is not None:
            self._writer.loseConnection()
        if self._reader is not None:
            # Don't loseConnection, because we don't want to SIGPIPE it.
            self._reader.stopReading()

def getPeer(self):
        return PipeAddress()

def getHost(self):
        return PipeAddress()

# Callbacks from process.ProcessReader/ProcessWriter
    def childDataReceived(self, fd, data):
        self.protocol.dataReceived(data)

def childConnectionLost(self, fd, reason):
        if self.disconnected:
            return

if reason.value.__class__ == error.ConnectionDone:
            # Normal close
            if fd == 'read':
                self._readConnectionLost(reason)
            else:
                self._writeConnectionLost(reason)
        else:
            self.connectionLost(reason)

def connectionLost(self, reason):
        self.disconnected = True

# Make sure to cleanup the other half
        _reader = self._reader
        _writer = self._writer
        protocol = self.protocol
        self._reader = self._writer = None
        self.protocol = None

if _writer is not None and not _writer.disconnected:
            _writer.connectionLost(reason)

if _reader is not None and not _reader.disconnected:
            _reader.connectionLost(reason)

try:
            protocol.connectionLost(reason)
        except:
            log.err()

def _writeConnectionLost(self, reason):
        self._writer=None
        if self.disconnecting:
            self.connectionLost(reason)
            return

p = interfaces.IHalfCloseableProtocol(self.protocol, None)
        if p:
            try:
                p.writeConnectionLost()
            except:
                log.err()
                self.connectionLost(failure.Failure())

def _readConnectionLost(self, reason):
        self._reader=None
        p = interfaces.IHalfCloseableProtocol(self.protocol, None)
        if p:
            try:
                p.readConnectionLost()
            except:
                log.err()
                self.connectionLost(failure.Failure())
        else:
            self.connectionLost(reason)

# IConsumer
    def registerProducer(self, producer, streaming):
        if self._writer is None:
            producer.stopProducing()
        else:
            self._writer.registerProducer(producer, streaming)

def unregisterProducer(self):
        if self._writer is not None:
            self._writer.unregisterProducer()

# IProducer
    def stopProducing(self):
        self.loseConnection()

def pauseProducing(self):
        if self._reader is not None:
            self._reader.pauseProducing()

def resumeProducing(self):
        if self._reader is not None:
            self._reader.resumeProducing()

def stopReading(self):
        """Compatibility only, don't use. Call pauseProducing."""
        self.pauseProducing()

def startReading(self):
        """Compatibility only, don't use. Call resumeProducing."""
        self.resumeProducing()

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