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편집 파일: proactor_events.cpython-38.opt-1.pyc
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rB )r& r# r; )r- �sizer r r �get_write_buffer_size� s z0_ProactorBasePipeTransport.get_write_buffer_size)NNN)rM )r8 � __module__� __qualname__�__doc__r r? r r! rE rF rI �warnings�warnrL rV rP rG r] � __classcell__r r r3 r r . s � r c sT e Zd ZdZd� fdd� Zdd� Zdd� Zd d � Zd d � Zd d� Z ddd�Z � Z S )�_ProactorReadPipeTransportzTransport for read pipes.Nc s: d | _ d| _t� �||||||� | j�| j� d| _d S )NTF)� _pending_data�_pausedr r r r* � _loop_readingr, r3 r r r � s z#_ProactorReadPipeTransport.__init__c C s | j o| j S rB )rf r( rD r r r � is_reading� s z%_ProactorReadPipeTransport.is_readingc C s0 | j s | jrd S d| _| j�� r,t�d| � d S )NTz%r pauses reading)r( rf r r r rS rD r r r � pause_reading� s z(_ProactorReadPipeTransport.pause_readingc C sn | j s | jsd S d| _| jd kr0| j�| jd � | j}d | _|d k rT| j�| j|� | j�� rjt � d| � d S )NFz%r resumes reading) r( rf r$ r r* rg re �_data_receivedr r rS �r- �datar r r �resume_reading� s z)_ProactorReadPipeTransport.resume_readingc C s� | j �� rt�d| � z| j�� }W nL ttfk r> � Y n4 tk rp } z| � |d� W Y �d S d }~X Y nX |s~| � � d S )Nz%r received EOFz1Fatal error: protocol.eof_received() call failed.) r r r rS r+ Z eof_received� SystemExit�KeyboardInterrupt� BaseExceptionrV rI )r- Z keep_openrU r r r � _eof_received� s �z(_ProactorReadPipeTransport._eof_receivedc C s� | j r|| _d S |s | �� d S t| jtj�r�zt�| j|� W q� tt fk rZ � Y q� t k r� } z| � |d� W Y �d S d }~X Y q�X n | j� |� d S )Nz3Fatal error: protocol.buffer_updated() call failed.) rf re rq rQ r+ r ZBufferedProtocolZ _feed_data_to_buffered_protorn ro rp rV Z data_received)r- rl rU r r r rj � s" �z)_ProactorReadPipeTransport._data_receivedc C st d }�zRzp|d k r2d | _|�� r*|�� }n|�� | jrHd }W W ��d S |dkr\W W ��d S | jsv| jj� | j d�| _W n� t k r� } z0| js�| � |d� n| j� � r�tjddd� W 5 d }~X Y n� tk r� } z| �|� W 5 d }~X Y nf tk �r } z| � |d� W 5 d }~X Y n8 tjk �r> | j�s:� Y nX | j�sV| j�| j� W 5 |d k �rn| � |� X d S )N� i � z"Fatal read error on pipe transportz*Read error on pipe transport while closingTr )rj r$ rX �resultrH r( rf r � _proactor�recvr �ConnectionAbortedErrorrV r r rS �ConnectionResetErrorrP rR r �CancelledError�add_done_callbackrg )r- �futrl rU r r r rg s@ � z(_ProactorReadPipeTransport._loop_reading)NNN)N) r8 r^ r_ r` r rh ri rm rq rj rg rc r r r3 r rd � s � rd c s^ e Zd ZdZdZ� fdd�Zdd� Zddd �Zd d � Zd d � Z dd� Z dd� Z dd� Z � Z S )� _ProactorBaseWritePipeTransportzTransport for write pipes.Tc s t � j||� d | _d S rB )r r rW �r- �args�kwr3 r r r G s z(_ProactorBaseWritePipeTransport.__init__c C s� t |tttf�s$tdt|�j� ���| jr2td��| j d k rDtd��|sLd S | j rz| j t j krht �d� | j d7 _ d S | jd kr�| jt|�d� n.| js�t|�| _| �� n| j�|� | �� d S )Nz/data argument must be a bytes-like object, not zwrite_eof() already calledz(unable to write; sendfile is in progressz socket.send() raised exception.r )rl )rQ �bytes� bytearray� memoryview� TypeError�typer8 r) � RuntimeErrorrW r' r �!LOG_THRESHOLD_FOR_CONNLOST_WRITESr r r% � _loop_writingr# 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z2_ProactorBaseWritePipeTransport._make_empty_waiterc C s d | _ d S rB )rW rD r r r �_reset_empty_waiter� s z3_ProactorBaseWritePipeTransport._reset_empty_waiter)NN)r8 r^ r_ r` Z_start_tls_compatibler r� r� r� r� r� r� r� rc r r r3 r r{ A s & )r{ c s$ e Zd Z� fdd�Zdd� Z� ZS )�_ProactorWritePipeTransportc s4 t � j||� | jj�| jd�| _| j�| j� d S )N� ) r r r rt ru r r$ ry � _pipe_closedr| r3 r r r � s z$_ProactorWritePipeTransport.__init__c C s@ |� � r d S | jrd S d | _| jd k r4| �t� � n| �� d S rB )Z cancelledr( r$ r% rP �BrokenPipeErrorrI )r- rz r r r r� � s z(_ProactorWritePipeTransport._pipe_closed)r8 r^ r_ r r� rc r r r3 r r� � s r� c sX e Zd ZdZd� fdd� Zdd� Zdd� Zd d � Zdd d �Zdd d�Z ddd�Z � Z S )�_ProactorDatagramTransporti Nc s> || _ d | _t� j|||||d� t�� | _| j�| j � d S )N)r0 r1 ) �_addressrW r r � collections�dequer# r r* rg )r- r. r r/ �addressr0 r1 r3 r r r � s z#_ProactorDatagramTransport.__init__c C s t | |� d S rB �r rA r r r r � s z%_ProactorDatagramTransport._set_extrac C s t dd� | jD ��S )Nc s s | ]\}}t |�V qd S rB )r; )�.0rl �_r r r � <genexpr>� s zC_ProactorDatagramTransport.get_write_buffer_size.<locals>.<genexpr>)�sumr# rD r r r r] � s z0_ProactorDatagramTransport.get_write_buffer_sizec C s | � d � d S rB r� rD r r r r� � s z _ProactorDatagramTransport.abortc C s� t |tttf�s tdt|���|s&d S | jd k rN|d | jfkrNtd| j� ���| jr�| jr�| jt j krpt � d� | jd7 _d S | j �t|�|f� | jd kr�| �� | �� d S )Nz,data argument must be bytes-like object (%r)z!Invalid address: must be None or z!socket.sendto() raised exception.r )rQ r r� r� r� r� r� � ValueErrorr' r r� r r r# r9 r% r� r� )r- rl �addrr r r �sendto� s& � � z!_ProactorDatagramTransport.sendtoc C s z�| j rW d S d | _|r |�� | jr2| j rN| jrN| jrH| j�| jd � W d S | j� � \}}| jd k r|| jj � | j |�| _n| jj j | j ||d�| _W nZ tk r� } z| j�|� W 5 d }~X Y nD tk r� } z| �|d� W 5 d }~X Y nX | j�| j� | �� d S )N)r� z'Fatal write error on datagram transport)r' r% rs r# r� r( r r* rG �popleftrt r� r r� rR r+ �error_received� ExceptionrV ry r� r� )r- rz rl r� rU r r r r� � s2 � � z(_ProactorDatagramTransport._loop_writingc C s4 d }�zz�| jr W W ��d S d | _|d k rf|�� }| jrFd }W W ��d S | jd k r^|| j }}n|\}}| jrvW W ��d S | jd k r�| jj� | j | j �| _n| jj� | j | j �| _W nJ t k r� } z| j �|� W 5 d }~X Y n8 tjk r� | js�� Y n X | jd k �r| j�| j� W 5 |�r.| j �||� X d S rB )r+ Zdatagram_receivedr' r$ rs r( r� r rt ru r �max_sizeZrecvfromrR r� r rx ry rg )r- rz rl r� �resrU r r r rg s> � � z(_ProactorDatagramTransport._loop_reading)NNN)N)N)N) r8 r^ r_ r� r r r] r� r� r� rg rc r r r3 r r� � s � !r� c @ s e Zd ZdZdd� Zdd� ZdS )� _ProactorDuplexPipeTransportzTransport for duplex pipes.c C s dS )NFr rD r r r r� J s z*_ProactorDuplexPipeTransport.can_write_eofc C s t �d S rB )�NotImplementedErrorrD r r r r� M s z&_ProactorDuplexPipeTransport.write_eofN)r8 r^ r_ r` r� r� r r r r r� E s r� c sB e Zd ZdZejjZd � fdd� Zdd� Z dd� Z d d � Z � Z S ) �_ProactorSocketTransportz Transport for connected sockets.Nc s$ t � �||||||� 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�file�offset�countr: �errZfsizeZ blocksizeZend_posZ total_sentr r r �_sock_sendfile_native� s0 z+BaseProactorEventLoop._sock_sendfile_nativec � sZ |� � }|�� |�� I d H z | j|j|||dd�I d H W �S |�� |rT|�� X d S )NF)Zfallback)rh ri r� r� rm Z sock_sendfiler )r- Ztranspr� r� r� rm r r r �_sendfile_native� s �z&BaseProactorEventLoop._sendfile_nativec C sL | j d k r| j �� d | _ | j�� d | _| j�� d | _| jd8 _d S )Nr )r� rH �_ssockrI r� � _internal_fdsrD r r r r� � s z&BaseProactorEventLoop._close_self_pipec C s: t �� \| _| _| j�d� | j�d� | jd7 _d S )NFr )r Z socketpairr� r� Z setblockingr� rD r r r r� � s z%BaseProactorEventLoop._make_self_pipec C s� z4|d k r|� � | j|k r"W d S | j�| jd�}W nb tjk rL Y d S ttfk rd � Y nF t k r� } z| � d|| d�� W 5 d }~X Y nX || _|� | j � d S )Ni z.Error on reading from the event loop self pipe)rN rO r. ) rs r� rt ru r� r rx rn ro rp rT ry �_loop_self_reading)r- r� rU r r r r� � s$ �z(BaseProactorEventLoop._loop_self_readingc C sN | j }|d krd S z|�d� W n( tk rH | jrDtjddd� Y nX d S )N� z3Fail to write a null byte into the self-pipe socketTr )r� r� rR �_debugr rS )r- Zcsockr r r �_write_to_self s �z$BaseProactorEventLoop._write_to_self�d c s( d� ������fdd� � �� � � d S )Nc s, z�| d k rn| � � \}}�jr,t�d�||� �� }�d k rX�j||�dd|i��d� n�j||d|i�d� ��� r|W d S �j���} W n� t k r� } zH�� � dkrʈ� d|t � ��d�� ��� n�jr�tjd �dd � W 5 d }~X Y n8 tjk �r ��� Y nX | �j�� � < | �� � d S ) Nz#%r got a new connection from %r: %rTr )r� r1 r2 r� r� r� zAccept failed on a socket)rN rO r zAccept failed on socket %rr )rs r� r rS r� r� r� rt r� rR r: rT r r rI r rx r� ry )r� Zconnr� r/ rU �r. �protocol_factoryr- r2 r r� r� r r r. / s\ � � � � �z2BaseProactorEventLoop._start_serving.<locals>.loop)N)r* )r- r� r r� r2 Zbacklogr� r r� r �_start_serving+ s %z$BaseProactorEventLoop._start_servingc C s d S rB r )r- Z event_listr r r �_process_eventsV s z%BaseProactorEventLoop._process_eventsc C s& | j �� D ] }|�� q | j �� d S rB )r� �valuesrH �clear)r- �futurer r r r� Z s z*BaseProactorEventLoop._stop_accept_futuresc C s6 | j �|�� d �}|r |�� | j�|� |�� d S rB )r� �popr: rH rt � _stop_servingrI )r- r r� r r r r� _ s z#BaseProactorEventLoop._stop_serving)NNN)N)NNN)NN)NN)NN)N)NNr� N)r8 r^ r_ r r� r� r� r� r� r� rI r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� rc r r r3 r r k s\ � � � � � � � � +r )#r` �__all__r� r� r ra r� r� r� � r r r r r r r r �logr r Z_FlowControlMixinZ BaseTransportr Z ReadTransportrd ZWriteTransportr{ r� r� Z Transportr� r� Z BaseEventLoopr r r r r �<module> sR � � �n � �