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Select reactor
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SelectReactora-
A select() based reactor - runs on all POSIX platforms and on Win32.
@ivar _reads: A set containing L{FileDescriptor} instances which will be
checked for read events.
@ivar _writes: A set containing L{FileDescriptor} instances which will be
checked for writability.
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Initialize file descriptor tracking dictionaries and the base class.
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selectabler r r r �_preenDescriptorsL s"
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Run one iteration of the I/O monitor loop.
This will run all selectables who had input or output readiness
waiting for them.
Nr )r � �doRead�doWrite)�_selectr r �
ValueErrorr* � TypeErrorr �err�OSError�argsr r �_doReadOrWrite�callWithLogger) r r r
r �ignored�se�_drdw�_logrun� selectables�method�fdsetr) r r r �doSelect\ sB ��
���zSelectReactor.doSelectc C sV zt ||�� }W n ty t�� d }t�� Y nw |r)| �|||dk� d S d S )N� r, )�getattr�
BaseException�sys�exc_infor r1 r# )r r) r; �whyr r r r4 � s ��z SelectReactor._doReadOrWritec C � | j �|� dS )zR
Add a FileDescriptor for notification of data available to read.
N)r r$ �r �readerr r r � addReader� � zSelectReactor.addReaderc C rD )zS
Add a FileDescriptor for notification of data available to write.
N)r r$ �r �writerr r r � addWriter� rH zSelectReactor.addWriterc C rD )zQ
Remove a Selectable for notification of data available to read.
N)r �discardrE r r r � removeReader� rH zSelectReactor.removeReaderc C rD )zR
Remove a Selectable for notification of data available to write.
N)r rL rI r r r � removeWriter� rH zSelectReactor.removeWriterc C s | � | j| j�S �N)�
_removeAllr r r r r r � removeAll� s zSelectReactor.removeAllc C �
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getReaders� �
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getWriters� rT zSelectReactor.getWritersN)�__name__�
__module__� __qualname__�__doc__r r* r= � doIterationr4 rG rK rM rN rQ rS rU r r r r r 8 s
4 r c C s t � } ddlm} || � dS )zDConfigure the twisted mainloop to be run using the select() reactor.r )�installReactorN)r �twisted.internet.mainr[ )�reactorr[ r r r �install� s r^ rO ) rY r rA �errnor r �timer �typingr �zope.interfacer �twisted.internetr �twisted.internet.interfacesr �twisted.pythonr �twisted.python.runtimer
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