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� �� t�� s2xFt| j�D ]}| �|� q W n(| jrZtjd| �d�t | d� | j� � d S )NzClosing the loop z@ on interpreter shutdown stage, skipping signal handlers removal)�source) r �close�sys� is_finalizing�listr �remove_signal_handler�warnings�warn�ResourceWarning�clear)r �sig)r r r r 6 s z _UnixSelectorEventLoop.closec C s" x |D ]}|sq| � |� qW d S )N)�_handle_signal)r �datar r r r �_process_self_dataD s z)_UnixSelectorEventLoop._process_self_datac G sL t �|�st �|�r td��| �|� | �� yt�| j� � � W n2 t t fk rt } zt t |���W d d }~X Y nX t�||| d �}|| j|< y t�|t� t�|d� W n� t k �rF } zz| j|= | j�syt�d� W n4 t t fk �r } zt�d|� W d d }~X Y nX |jtjk�r4t d|� d���n� W d d }~X Y nX d S )Nz3coroutines cannot be used with add_signal_handler()F���z set_wakeup_fd(-1) failed: %szsig z cannot be caught)r Z iscoroutineZiscoroutinefunction� TypeError� _check_signalZ _check_closed�signal� set_wakeup_fdZ_csock�fileno� ValueError�OSError� RuntimeError�strr ZHandler r � siginterruptr �info�errno�EINVAL)r r) �callback�args�exc�handleZnexcr r r �add_signal_handlerK s0 z)_UnixSelectorEventLoop.add_signal_handlerc C s8 | j �|�}|d krd S |jr*| �|� n | �|� d S )N)r �getZ _cancelledr$ Z_add_callback_signalsafe)r r) r> r r r r* x s z%_UnixSelectorEventLoop._handle_signalc C s� | � |� y | j|= W n tk r* dS X |tjkr>tj}ntj}yt�||� W nB tk r� } z$|jtj kr�t d|� d���n� W d d }~X Y nX | js�yt� d� W n2 t tfk r� } zt �d|� W d d }~X Y nX dS )NFzsig z cannot be caughtr- z set_wakeup_fd(-1) failed: %sT)r/ r �KeyErrorr0 �SIGINT�default_int_handler�SIG_DFLr4 r9 r: r5 r1 r3 r r8 )r r) Zhandlerr= r r r r$ � s( z,_UnixSelectorEventLoop.remove_signal_handlerc C sL t |t�std|����d| kr.tjk sHn td|� dtj� d���d S )Nzsig must be an int, not r zsig z out of range(1, �))� isinstance�intr. r0 �NSIGr3 )r r) r r r r/ � s z$_UnixSelectorEventLoop._check_signalc C s t | ||||�S )N)�_UnixReadPipeTransport)r �pipe�protocol�waiter�extrar r r �_make_read_pipe_transport� s z0_UnixSelectorEventLoop._make_read_pipe_transportc C s t | ||||�S )N)�_UnixWritePipeTransport)r rJ rK rL rM r r r �_make_write_pipe_transport� s z1_UnixSelectorEventLoop._make_write_pipe_transportc � s� t �� ��} | �� } t| |||||||f| |d�| ��} | �| �� | j| � y| I d H W n, tk r� | �� | � � I d H � Y nX W d Q R X | S )N)rL rM ) r �get_child_watcher� create_future�_UnixSubprocessTransport�add_child_handlerZget_pid�_child_watcher_callback� Exceptionr Z_wait) r rK r< �shell�stdin�stdout�stderr�bufsizerM �kwargs�watcherrL �transpr r r �_make_subprocess_transport� s z1_UnixSelectorEventLoop._make_subprocess_transportc C s | � |j|� d S )N)Zcall_soon_threadsafeZ_process_exited)r �pid� returncoder^ r r r rU � s z._UnixSelectorEventLoop._child_watcher_callback)�ssl�sock�server_hostname�ssl_handshake_timeoutc � s |r|d kr6t d��n |d k r&t d��|d k r6t d��|d k r�|d k rNt d��t�|�}t�tjtjd�}y |�d� | �||�I d H W q� |�� � Y q�X n@|d kr�t d��|j tjks�|j tjkr�t d|����|�d� | j |||||d �I d H \}}||fS ) Nz/you have to pass server_hostname when using sslz+server_hostname is only meaningful with sslz1ssl_handshake_timeout is only meaningful with sslz3path and sock can not be specified at the same timer Fz no path and sock were specifiedz.A UNIX Domain Stream Socket was expected, got )re ) r3 �os�fspath�socket�AF_UNIX� SOCK_STREAM� setblockingZ sock_connectr �family�typeZ _create_connection_transport) r �protocol_factory�pathrb rc rd re � transportrK r r r �create_unix_connection� s@ z-_UnixSelectorEventLoop.create_unix_connection�d T)rc �backlogrb re � start_servingc � s� t |t�rtd��|d k r&|s&td��|d k �rH|d k r@td��t�|�}t�tjtj�}|d dkr�y t � t� |�j �r�t� |� W nB t k r� Y n0 tk r� } zt�d||� W d d }~X Y nX y|�|� W nl tk �r0 } z8|�� | jtjk�r d|�d�} ttj| �d �n� W d d } ~ X Y n |�� � Y nX n<|d k�rZtd ��|jtjk�sv|jtjk�r�td |����|�d � t�| |g||||�} |�r�| �� tj d| d �I d H | S ) Nz*ssl argument must be an SSLContext or Nonez1ssl_handshake_timeout is only meaningful with sslz3path and sock can not be specified at the same timer )r � z2Unable to check or remove stale UNIX socket %r: %rzAddress z is already in usez-path was not specified, and no sock specifiedz.A UNIX Domain Stream Socket was expected, got F)�loop) rF �boolr. r3 rf rg rh ri rj �stat�S_ISSOCK�st_mode�remove�FileNotFoundErrorr4 r �errorZbindr r9 Z EADDRINUSErl rm rk r ZServerZ_start_servingr Zsleep) r rn ro rc rs rb re rt �errr= �msgZserverr r r �create_unix_server� sZ z)_UnixSelectorEventLoop.create_unix_serverc � s� y t j W n, tk r6 } zt�d��W d d }~X Y nX y |�� }W n2 ttjfk rv } zt�d��W d d }~X Y nX yt �|�j }W n, t k r� } zt�d��W d d }~X Y nX |r�|n|} | s�dS | � � } | � | d ||||| d� | I d H S )Nz os.sendfile() is not availableznot a regular filer ) rf �sendfile�AttributeErrorr �SendfileNotAvailableErrorr2 �io�UnsupportedOperation�fstat�st_sizer4 rR �_sock_sendfile_native_impl) r rc �file�offset�countr= r2 r~ Zfsize� blocksize�futr r r �_sock_sendfile_native> s( z,_UnixSelectorEventLoop._sock_sendfile_nativec C s |� � } |d k r| �|� |�� r4| �|||� d S |rd|| }|dkrd| �|||� |�|� d S yt�| |||�} W �n* ttfk r� |d kr�| � ||� | � | | j || ||||||� Y �nH t k �rj } z�|d k �r| j t jk�rt| �tk �rtdt j�} | | _| } |dk�rBt�d�} | �|||� |�| � n| �|||� |�| � W d d } ~ X Y n� tk �r� } z | �|||� |�| � W d d } ~ X Y njX | dk�r�| �|||� |�|� nD|| 7 }|| 7 }|d k�r�| � ||� | � | | j || ||||||� d S )Nr zsocket is not connectedzos.sendfile call failed)r2 � remove_writer� cancelled� _sock_sendfile_update_fileposZ set_resultrf r� �BlockingIOError�InterruptedError� _sock_add_cancellation_callbackZ add_writerr� r4 r9 ZENOTCONNrm �ConnectionError� __cause__r r� Z set_exceptionrV )r r� Z registered_fdrc r2 r� r� r� � total_sent�fdZsentr= �new_excr~ r r r r� U s` z1_UnixSelectorEventLoop._sock_sendfile_native_implc C s |dkrt �||t j� d S )Nr )rf �lseek�SEEK_SET)r r2 r� r� r r r r� � s z4_UnixSelectorEventLoop._sock_sendfile_update_fileposc s � �fdd�}|� |� d S )Nc s& | � � r"��� }|dkr"� �|� d S )Nr- )r� r2 r� )r� r� )r rc r r �cb� s zB_UnixSelectorEventLoop._sock_add_cancellation_callback.<locals>.cb)Zadd_done_callback)r r� rc r� r )r rc r r� � s z6_UnixSelectorEventLoop._sock_add_cancellation_callback)N)NN)NN)N)N)N)�__name__� __module__� __qualname__r r r, r? r* r$ r/ rN rP r_ rU rq r� r� r� r� r� � __classcell__r r )r r r , s2 - *?Dr c s� e Zd ZdZd � fdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z d dd�Zdd� Zd d � Z� ZS ) rI i Nc s� t � �|� || jd< || _|| _|�� | _|| _d| _d| _ t � | j�j }t �|�s�t �|�s�t �|�s�d | _d | _d | _td��t �| jd� | j�| jj| � | j�| jj| j| j� |d k r�| j�tj|d � d S )NrJ Fz)Pipe transport is for pipes/sockets only.)r r �_extra�_loop�_piper2 �_fileno� _protocol�_closing�_pausedrf r� rz rx �S_ISFIFOry �S_ISCHRr3 � set_blocking� call_soon�connection_made� _add_reader� _read_readyr � _set_result_unless_cancelled)r rv rJ rK rL rM �mode)r r r r � s. z _UnixReadPipeTransport.__init__c C s� | j jg}| jd kr |�d� n| jr0|�d� |�d| j� �� t| jdd �}| jd k r�|d k r�t� || jt j �}|r�|�d� q�|�d� n | jd k r�|�d� n |�d� d� d � |��S ) N�closed�closingzfd=� _selector�polling�idle�openz<{}>� )r r� r� �appendr� r� �getattrr� r �_test_selector_event� selectorsZ EVENT_READ�format�join)r r8 r r� r r r �__repr__� s" z _UnixReadPipeTransport.__repr__c C s� yt �| j| j�}W nD ttfk r, Y n� tk rX } z| �|d� W d d }~X Y n^X |rl| j� |� nJ| j � � r�t � d| � d| _| j �| j� | j �| jj� | j �| jd � d S )Nz"Fatal read error on pipe transportz%r was closed by peerT)rf �readr� �max_sizer� r� r4 � _fatal_errorr� Z data_receivedr� � get_debugr r8 r� �_remove_readerr� Z eof_received�_call_connection_lost)r r+ r= r r r r� � s z"_UnixReadPipeTransport._read_readyc C s> | j s | jrd S d| _| j�| j� | j�� r:t�d| � d S )NTz%r pauses reading)r� r� r� r� r� r� r �debug)r r r r � pause_reading� s z$_UnixReadPipeTransport.pause_readingc C sB | j s | jsd S d| _| j�| j| j� | j�� r>t�d| � d S )NFz%r resumes reading) r� r� r� r� r� r� r� r r� )r r r r �resume_reading� s z%_UnixReadPipeTransport.resume_readingc C s || _ d S )N)r� )r rK r r r � set_protocol� s z#_UnixReadPipeTransport.set_protocolc C s | j S )N)r� )r r r r � get_protocol s z#_UnixReadPipeTransport.get_protocolc C s | j S )N)r� )r r r r � is_closing s z!_UnixReadPipeTransport.is_closingc C s | j s| �d � d S )N)r� �_close)r r r r r s z _UnixReadPipeTransport.closec C s. | j d k r*tjd| ��t| d� | j �� d S )Nzunclosed transport )r )r� r% r& r' r )r r r r �__del__ s z _UnixReadPipeTransport.__del__� Fatal error on pipe transportc C sZ t |t�r4|jtjkr4| j�� rLtjd| |dd� n| j�||| | j d�� | � |� d S )Nz%r: %sT)�exc_info)�message� exceptionrp rK ) rF r4 r9 ZEIOr� r� r r� �call_exception_handlerr� r� )r r= r� r r r r� s z#_UnixReadPipeTransport._fatal_errorc C s( d| _ | j�| j� | j�| j|� d S )NT)r� r� r� r� r� r� )r r= r r r r� s z _UnixReadPipeTransport._closec C s4 z| j �|� W d | j�� d | _d | _ d | _X d S )N)r� �connection_lostr� r r� )r r= r r r r� % s z,_UnixReadPipeTransport._call_connection_lost)NN)r� )r� r� r� r� r r� r� r� r� r� r� r� r r� r� r� r� r� r r )r r rI � s rI c s� e Zd Zd%� fdd� Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd&d d �Zd'd!d"�Zd#d$� Z� ZS )(rO Nc s� t � �||� || jd< || _|�� | _|| _t� | _d| _ d| _ t � | j�j }t�|�}t�|�}t�|�} |s�|s�| s�d | _d | _d | _td��t �| jd� | j�| jj| � | s�|r�tj�d�s�| j�| jj| j| j� |d k r�| j�t j |d � d S )NrJ r Fz?Pipe transport is only for pipes, sockets and character devicesZaix) r r r� r� r2 r� r� � bytearray�_buffer� _conn_lostr� rf r� rz rx r� r� ry r3 r� r� r� r� r! �platform� startswithr� r� r r� ) r rv rJ rK rL rM r� Zis_charZis_fifoZ is_socket)r r r r 2 s2 z _UnixWritePipeTransport.__init__c C s� | j jg}| jd kr |�d� n| jr0|�d� |�d| j� �� t| jdd �}| jd k r�|d k r�t� || jt j �}|r�|�d� n |�d� | � � }|�d|� �� n | jd k r�|�d� n |�d� d � d �|��S ) Nr� r� zfd=r� r� r� zbufsize=r� z<{}>r� )r r� r� r� r� r� r� r� r r� r� Z EVENT_WRITE�get_write_buffer_sizer� r� )r r8 r r� r[ r r r r� W s& z _UnixWritePipeTransport.__repr__c C s t | j�S )N)�lenr� )r r r r r� o s z-_UnixWritePipeTransport.get_write_buffer_sizec C s6 | j �� rt�d| � | jr*| �t� � n| �� d S )Nz%r was closed by peer)r� r� r r8 r� r� �BrokenPipeError)r r r r r� r s z#_UnixWritePipeTransport._read_readyc C s t |t�rt|�}|sd S | js&| jrN| jtjkr<t�d� | jd7 _d S | j s�yt � | j |�}W nV t tfk r� d}Y n< tk r� } z | jd7 _| �|d� d S d }~X Y nX |t|�kr�d S |dkr�t|�|d � }| j�| j | j� | j |7 _ | �� d S )Nz=pipe closed by peer or os.write(pipe, data) raised exception.r r z#Fatal write error on pipe transport)rF r� � memoryviewr� r� r Z!LOG_THRESHOLD_FOR_CONNLOST_WRITESr �warningr� rf �writer� r� r� rV r� r� r� Z _add_writer� _write_readyZ_maybe_pause_protocol)r r+ �nr= r r r r� { s2 z _UnixWritePipeTransport.writec C s� yt �| j| j�}W nj ttfk r, Y n� tk r~ } z6| j�� | jd7 _| j � | j� | � |d� W d d }~X Y nfX |t | j�kr�| j�� | j � | j� | � � | jr�| j �| j� | �d � d S |dkr�| jd |�= d S )Nr z#Fatal write error on pipe transportr )rf r� r� r� r� r� rV r( r� r� �_remove_writerr� r� Z_maybe_resume_protocolr� r� r� )r r� r= r r r r� � s& z$_UnixWritePipeTransport._write_readyc C s dS )NTr )r r r r � can_write_eof� s z%_UnixWritePipeTransport.can_write_eofc C s8 | j r d S d| _ | js4| j�| j� | j�| jd � d S )NT)r� r� r� r� r� r� r� )r r r r � write_eof� s z!_UnixWritePipeTransport.write_eofc C s || _ d S )N)r� )r rK r r r r� � s z$_UnixWritePipeTransport.set_protocolc C s | j S )N)r� )r r r r r� � s z$_UnixWritePipeTransport.get_protocolc C s | j S )N)r� )r r r r r� � s z"_UnixWritePipeTransport.is_closingc C s | j d k r| js| �� d S )N)r� r� r� )r r r r r � s z _UnixWritePipeTransport.closec C s. | j d k r*tjd| ��t| d� | j �� d S )Nzunclosed transport )r )r� r% r& r' r )r r r r r� � s z _UnixWritePipeTransport.__del__c C s | � d � d S )N)r� )r r r r �abort� s z _UnixWritePipeTransport.abort� Fatal error on pipe transportc C sN t |t�r(| j�� r@tjd| |dd� n| j�||| | jd�� | �|� d S )Nz%r: %sT)r� )r� r� rp rK ) rF r4 r� r� r r� r� r� r� )r r= r� r r r r� � s z$_UnixWritePipeTransport._fatal_errorc C sF d| _ | jr| j�| j� | j�� | j�| j� | j�| j|� d S )NT) r� r� r� r� r� r( r� r� r� )r r= r r r r� � s z _UnixWritePipeTransport._closec C s4 z| j �|� W d | j�� d | _d | _ d | _X d S )N)r� r� r� r r� )r r= r r r r� � s z-_UnixWritePipeTransport._call_connection_lost)NN)r� )N)r� r� r� r r� r� r� r� r� r� r� r� r� r� r r� r� r� r� r� r� r r )r r rO / s" % ! rO c @ s e Zd Zdd� ZdS )rS c K s� d }|t jkrt�� \}}zPt j|f||||d|d�|��| _|d k rh|�� t|�� d|d�| j_ d }W d |d k r�|�� |�� X d S )NF)rW rX rY rZ Zuniversal_newlinesr[ �wb)� buffering) � subprocess�PIPErh Z socketpair�Popen�_procr r� �detachrX ) r r< rW rX rY rZ r[ r\ Zstdin_wr r r �_start� s z _UnixSubprocessTransport._startN)r� r� r� r� r r r r rS � s rS c @ s< e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd S )r c G s t � �d S )N)�NotImplementedError)r r` r; r< r r r rT ) s z&AbstractChildWatcher.add_child_handlerc C s t � �d S )N)r� )r r` r r r �remove_child_handler4 s z)AbstractChildWatcher.remove_child_handlerc C s t � �d S )N)r� )r rv r r r � attach_loop< s z AbstractChildWatcher.attach_loopc C s t � �d S )N)r� )r r r r r F s zAbstractChildWatcher.closec C s t � �d S )N)r� )r r r r � __enter__M s z AbstractChildWatcher.__enter__c C s t � �d S )N)r� )r �a�b�cr r r �__exit__S s z AbstractChildWatcher.__exit__N) r� r� r� rT r� r� r r� r� r r r r r s r c @ sD e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z dS )�BaseChildWatcherc C s d | _ i | _d S )N)r� � _callbacks)r r r r r Z s zBaseChildWatcher.__init__c C s | � d � d S )N)r� )r r r r r ^ s zBaseChildWatcher.closec C s t � �d S )N)r� )r � expected_pidr r r � _do_waitpida s z BaseChildWatcher._do_waitpidc C s t � �d S )N)r� )r r r r �_do_waitpid_alld s z BaseChildWatcher._do_waitpid_allc C sf | j d k r$|d kr$| jr$t�dt� | j d k r<| j �tj� || _ |d k rb|�tj| j � | � � d S )NzCA loop is being detached from a child watcher with pending handlers) r� r� r% r& �RuntimeWarningr$ r0 �SIGCHLDr? � _sig_chldr� )r rv r r r r� g s z BaseChildWatcher.attach_loopc C sF y | � � W n4 tk r@ } z| j�d|d�� W d d }~X Y nX d S )Nz$Unknown exception in SIGCHLD handler)r� r� )r� rV r� r� )r r= r r r r� { s zBaseChildWatcher._sig_chldc C s2 t �|�rt �|� S t �|�r*t �|�S |S d S )N)rf � WIFSIGNALED�WTERMSIG� WIFEXITED� WEXITSTATUS)r �statusr r r �_compute_returncode� s z$BaseChildWatcher._compute_returncodeN) r� r� r� r r r� r� r� r� r r r r r r� X s r� c sL e Zd Z� fdd�Zdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z � Z S )r c s | j �� t� �� d S )N)r� r( r r )r )r r r r � s zSafeChildWatcher.closec C s | S )Nr )r r r r r� � s zSafeChildWatcher.__enter__c C s d S )Nr )r r� r� r� r r r r� � s zSafeChildWatcher.__exit__c G s. | j d krtd��||f| j|< | �|� d S )NzICannot add child handler, the child watcher does not have a loop attached)r� r5 r� r� )r r` r; r< r r r rT � s z"SafeChildWatcher.add_child_handlerc C s& y | j |= dS tk r dS X d S )NTF)r� rA )r r` r r r r� � s z%SafeChildWatcher.remove_child_handlerc C s" x t | j�D ]}| �|� q W d S )N)r# r� r� )r r` r r r r� � s z SafeChildWatcher._do_waitpid_allc C s� yt �|t j�\}}W n( tk r> |}d}t�d|� Y n0X |dkrLd S | �|�}| j�� rnt� d||� y| j � |�\}}W n. t k r� | j�� r�tjd|dd� Y nX |||f|�� d S )N� z8Unknown child process pid %d, will report returncode 255r z$process %s exited with returncode %sz'Child watcher got an unexpected pid: %rT)r� ) rf �waitpid�WNOHANG�ChildProcessErrorr r� r r� r� r� r� �poprA )r r� r` r ra r; r< r r r r� � s* z SafeChildWatcher._do_waitpid) r� r� r� r r� r� rT r� r� r� r� r r )r r r � s r c sP e Zd Z� fdd�Z� fdd�Zdd� Zdd� Zd d � Zd d � Zd d� Z � Z S )r c s$ t � �� t�� | _i | _d| _d S )Nr )r r � threadingZLock�_lock�_zombies�_forks)r )r r r r � s zFastChildWatcher.__init__c s" | j �� | j�� t� �� d S )N)r� r( r r r )r )r r r r � s zFastChildWatcher.closec C s$ | j � | jd7 _| S Q R X d S )Nr )r r )r r r r r� � s zFastChildWatcher.__enter__c C sT | j �8 | jd8 _| js"| js&d S t| j�}| j�� W d Q R X t�d|� d S )Nr z5Caught subprocesses termination from unknown pids: %s)r r r r6 r( r r� )r r� r� r� Zcollateral_victimsr r r r� � s zFastChildWatcher.__exit__c G sl | j d krtd��| j�: y| j�|�}W n" tk rL ||f| j|< d S X W d Q R X |||f|�� d S )NzICannot add child handler, the child watcher does not have a loop attached)r� r5 r r r rA r� )r r` r; r< ra r r r rT s z"FastChildWatcher.add_child_handlerc C s& y | j |= dS tk r dS X d S )NTF)r� rA )r r` r r r r� s z%FastChildWatcher.remove_child_handlerc C s� x�yt �dt j�\}}W n tk r, d S X |dkr:d S | �|�}| j�v y| j�|�\}}W nB tk r� | j r�|| j |< | j � � r�t �d||� wd }Y nX | j � � r�t �d||� W d Q R X |d kr�t �d||� q|||f|�� qW d S )Nr- r z,unknown process %s exited with returncode %sz$process %s exited with returncode %sz8Caught subprocess termination from unknown pid: %d -> %d)rf r r r r r r� r rA r r r� r� r r� r� )r r` r ra r; r< r r r r� ' s6 z FastChildWatcher._do_waitpid_all) r� r� r� r r r� r� rT r� r� r� r r )r r r � s r c sD e Zd ZeZ� fdd�Zdd� Z� fdd�Zdd� Zd d � Z � Z S ) �_UnixDefaultEventLoopPolicyc s t � �� d | _d S )N)r r �_watcher)r )r r r r V s z$_UnixDefaultEventLoopPolicy.__init__c C sH t j�8 | jd kr:t� | _tt�� tj�r:| j�| j j � W d Q R X d S )N) r r r r rF r �current_thread� _MainThreadr� �_localr� )r r r r � _init_watcherZ s z)_UnixDefaultEventLoopPolicy._init_watcherc s6 t � �|� | jd k r2tt�� tj�r2| j�|� d S )N)r �set_event_loopr rF r r r r� )r rv )r r r r b s z*_UnixDefaultEventLoopPolicy.set_event_loopc C s | j d kr| �� | j S )N)r r )r r r r rQ p s z-_UnixDefaultEventLoopPolicy.get_child_watcherc C s | j d k r| j �� || _ d S )N)r r )r r] r r r �set_child_watcherz s z-_UnixDefaultEventLoopPolicy.set_child_watcher) r� r� r� r Z _loop_factoryr r r rQ r r� r r )r r r R s r ),r9 r� rf r� r0 rh rx r� r! r r% � r r r r r r r r r �logr �__all__r� � ImportErrorr ZBaseSelectorEventLoopr Z ReadTransportrI Z_FlowControlMixinZWriteTransportrO ZBaseSubprocessTransportrS r r� r r ZBaseDefaultEventLoopPolicyr r r r r r r �<module> sP | JF=On3
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