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__init__.cpython-38.opt-1.pyc
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__init__.cpython-38.opt-2.pyc
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__init__.cpython-38.pyc
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__main__.cpython-38.opt-1.pyc
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__main__.cpython-38.opt-2.pyc
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__main__.cpython-38.pyc
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base_events.cpython-38.opt-1.p...
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base_events.cpython-38.opt-2.p...
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base_events.cpython-38.pyc
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base_futures.cpython-38.pyc
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base_subprocess.cpython-38.opt...
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base_subprocess.cpython-38.opt...
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base_subprocess.cpython-38.pyc
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base_tasks.cpython-38.opt-1.py...
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base_tasks.cpython-38.opt-2.py...
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base_tasks.cpython-38.pyc
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constants.cpython-38.opt-1.pyc
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constants.cpython-38.opt-2.pyc
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constants.cpython-38.pyc
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coroutines.cpython-38.opt-1.py...
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coroutines.cpython-38.opt-2.py...
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coroutines.cpython-38.pyc
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events.cpython-38.opt-1.pyc
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events.cpython-38.opt-2.pyc
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events.cpython-38.pyc
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exceptions.cpython-38.opt-1.py...
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exceptions.cpython-38.opt-2.py...
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exceptions.cpython-38.pyc
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format_helpers.cpython-38.opt-...
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format_helpers.cpython-38.pyc
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futures.cpython-38.opt-1.pyc
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futures.cpython-38.opt-2.pyc
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futures.cpython-38.pyc
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locks.cpython-38.opt-1.pyc
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locks.cpython-38.opt-2.pyc
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locks.cpython-38.pyc
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log.cpython-38.opt-1.pyc
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log.cpython-38.opt-2.pyc
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log.cpython-38.pyc
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proactor_events.cpython-38.opt...
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proactor_events.cpython-38.pyc
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protocols.cpython-38.opt-1.pyc
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protocols.cpython-38.opt-2.pyc
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protocols.cpython-38.pyc
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queues.cpython-38.opt-1.pyc
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queues.cpython-38.opt-2.pyc
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queues.cpython-38.pyc
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runners.cpython-38.opt-1.pyc
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runners.cpython-38.opt-2.pyc
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runners.cpython-38.pyc
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selector_events.cpython-38.opt...
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selector_events.cpython-38.opt...
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selector_events.cpython-38.pyc
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sslproto.cpython-38.opt-1.pyc
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sslproto.cpython-38.opt-2.pyc
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sslproto.cpython-38.pyc
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staggered.cpython-38.opt-1.pyc
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staggered.cpython-38.opt-2.pyc
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staggered.cpython-38.pyc
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streams.cpython-38.opt-1.pyc
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streams.cpython-38.opt-2.pyc
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streams.cpython-38.pyc
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subprocess.cpython-38.opt-1.py...
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subprocess.cpython-38.opt-2.py...
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subprocess.cpython-38.pyc
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tasks.cpython-38.opt-1.pyc
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tasks.cpython-38.opt-2.pyc
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tasks.cpython-38.pyc
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transports.cpython-38.opt-1.py...
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transports.cpython-38.opt-2.py...
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transports.cpython-38.pyc
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trsock.cpython-38.opt-1.pyc
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trsock.cpython-38.opt-2.pyc
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trsock.cpython-38.pyc
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unix_events.cpython-38.opt-1.p...
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unix_events.cpython-38.opt-2.p...
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unix_events.cpython-38.pyc
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windows_events.cpython-38.opt-...
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windows_events.cpython-38.opt-...
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windows_events.cpython-38.pyc
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windows_utils.cpython-38.opt-1...
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windows_utils.cpython-38.opt-2...
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windows_utils.cpython-38.pyc
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Code Editor : windows_events.cpython-38.opt-1.pyc
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This is much like a bound, listening socket. c C s, || _ t�� | _d | _d | _| �d�| _d S �NT)�_address�weakref�WeakSet�_free_instances�_pipe�_accept_pipe_future�_server_pipe_handle)r r' r r r! r � s zPipeServer.__init__c C s | j | �d� }| _ |S )NF)rh rj )r �tmpr r r! �_get_unconnected_pipe s z PipeServer._get_unconnected_pipec C sr | � � r d S tjtjB }|r&|tjO }t�| j|tjtjB tj B tj t j t j tj tj�}t �|�}| j�|� |S r7 )�closedrJ ZPIPE_ACCESS_DUPLEXZFILE_FLAG_OVERLAPPEDZ FILE_FLAG_FIRST_PIPE_INSTANCEZCreateNamedPiperd ZPIPE_TYPE_MESSAGEZPIPE_READMODE_MESSAGEZ PIPE_WAITZPIPE_UNLIMITED_INSTANCESr ZBUFSIZEZNMPWAIT_WAIT_FOREVER�NULL� PipeHandlerg �add)r �first�flags�h�piper r r! rj s( � � z PipeServer._server_pipe_handlec C s | j d kS r7 )rd r8 r r r! rm s zPipeServer.closedc C sR | j d k r| j �� d | _ | jd k rN| jD ] }|�� q*d | _d | _| j�� d S r7 )ri r0 rd rg �closerh �clear)r rt r r r! ru s zPipeServer.closeN) r> r? r@ rA r rl rj rm ru �__del__r r r r! rb � s rb c @ s e Zd ZdZdS )�_WindowsSelectorEventLoopz'Windows version of selector event loop.N)r> r? r@ rA r r r r! rx , s rx c sH e Zd ZdZd � fdd� Z� fdd�Zdd� Zd d � Zdd d �Z� Z S )r z2Windows version of proactor event loop using IOCP.Nc s |d krt � }t� �|� d S r7 )r r r )r r^ r r r! r 3 s zProactorEventLoop.__init__c sX z| �| j� t� �� W 5 | j d k rR| j j}| j �� |d k rL| j�|� d | _ X d S r7 ) Z_self_reading_futurer r0 r[ r` � call_soonZ_loop_self_readingr � run_forever�r r r r r! rz 8 s z ProactorEventLoop.run_foreverc � s8 | j �|�}|I d H }|� }| j||d|id�}||fS )N�addr��extra)r[ � connect_pipe�_make_duplex_pipe_transport)r �protocol_factoryr' �frt �protocol�transr r r! �create_pipe_connectionK s �z(ProactorEventLoop.create_pipe_connectionc � s. t � ��d� ����fdd� ����� �gS )Nc s d }zn| rN| � � }�j�|� ��� r4|�� W d S �� }�j||d� id� ��� }|d krdW d S �j�|�} W n� t k r� } zF|r�|� � dkr��� d||d�� |�� n�j r�t jd|dd� W 5 d }~X Y n2 tjk r� |r�|�� Y nX | �_| ��� d S ) Nr| r} r zPipe accept failed)r, r- rt z Accept pipe failed on pipe %rT)�exc_info)r= rg �discardrm ru r� rl r[ � accept_piper1 �filenor3 Z_debugr Zwarningr �CancelledErrorri �add_done_callback)r� rt r� r4 �r' �loop_accept_piper� r Zserverr r! r� V sH �� �z>ProactorEventLoop.start_serving_pipe.<locals>.loop_accept_pipe)N)rb ry )r r� r' r r� r! �start_serving_pipeS s ( z$ProactorEventLoop.start_serving_pipec � s� | � � } t| |||||||f| |d�| ��} z| I d H W nD ttfk rT � Y n, tk r~ | �� | �� I d H � Y nX | S )N)�waiterr~ )� create_future�_WindowsSubprocessTransport� SystemExit�KeyboardInterrupt� BaseExceptionru Z_wait) r r� �args�shell�stdin�stdout�stderr�bufsizer~ �kwargsr� Ztranspr r r! �_make_subprocess_transport� s* � ��z,ProactorEventLoop._make_subprocess_transport)N)N) r> r? r@ rA r rz r� r� r� rB r r r r! r 0 s 0 �r c @ s� e Zd ZdZd;dd�Zdd� Zdd� Zd d � Zd<d d �Zdd� Z d=dd�Z d>dd�Z d?dd�Z d@dd�Z dAdd�Zdd � Zd d � Zd d � Zd!d"� Zd#d$� ZdBd%d&�Zd'd(� Zd)d*� Zd+d,� Zd-d.� Zd/d0� Zd1d2� ZdCd3d4�Zd5d6� Z d7d8� Z d9d:� Z d S )Dr z#Proactor implementation using IOCP.r c C sD d | _ g | _t�tjtd|�| _i | _t� � | _ g | _ t� � | _ d S rI ) r2 �_resultsrQ �CreateIoCompletionPort�INVALID_HANDLE_VALUErn �_iocp�_cachere rf rF � _unregistered�_stopped_serving)r Z concurrencyr r r! r � s � zIocpProactor.__init__c C s | j d krtd��d S )NzIocpProactor is closed)r� rY r8 r r r! � _check_closed� s zIocpProactor._check_closedc C sF dt | j� dt | j� g}| jd kr0|�d� d| jjd�|�f S )Nzoverlapped#=%sz result#=%srm z<%s %s>� )�lenr� r� r� rL r r> �join)r r) r r r! �__repr__� s � zIocpProactor.__repr__c C s || _ d S r7 )r2 )r r r r r! �set_loop� s zIocpProactor.set_loopNc C s | j s| �|� | j }g | _ |S r7 )r� rK )r �timeoutrk r r r! �select� s zIocpProactor.selectc C s | j �� }|�|� |S r7 )r2 r� r; )r �valuerN r r r! �_result� s zIocpProactor._resultr c C s~ | � |� t�t�}z4t|tj�r6|�|�� ||� n|�|�� |� W n t k rf | � d� Y S X dd� }| � |||�S )N� c S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 �� getresultr1 rR rQ ZERROR_NETNAME_DELETEDZERROR_OPERATION_ABORTED�ConnectionResetErrorr� �r� �keyr r4 r r r! � finish_recv� s � z&IocpProactor.recv.<locals>.finish_recv) �_register_with_iocprQ � Overlappedrn � isinstance�socketZWSARecvr� ZReadFile�BrokenPipeErrorr� � _register�r �conn�nbytesrr r r� r r r! �recv� s zIocpProactor.recvc C s~ | � |� t�t�}z4t|tj�r6|�|�� ||� n|�|�� |� W n t k rf | � d� Y S X dd� }| � |||�S )Nr c S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! r� � s � z+IocpProactor.recv_into.<locals>.finish_recv) r� rQ r� rn r� r� Z WSARecvIntor� Z ReadFileIntor� r� r� )r r� �bufrr r r� r r r! � recv_into� s zIocpProactor.recv_intoc C s` | � |� t�t�}z|�|�� ||� W n tk rH | �d� Y S X dd� }| �|||�S )N)r� Nc S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! r� � s � z*IocpProactor.recvfrom.<locals>.finish_recv) r� rQ r� rn Z WSARecvFromr� r� r� r� r� r r r! �recvfrom� s zIocpProactor.recvfromc C s> | � |� t�t�}|�|�� |||� dd� }| �|||�S )Nc S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! � finish_send s � z(IocpProactor.sendto.<locals>.finish_send)r� rQ r� rn Z WSASendTor� r� )r r� r� rr r| r r� r r r! �sendto� s zIocpProactor.sendtoc C sZ | � |� t�t�}t|tj�r4|�|�� ||� n|�|�� |� dd� }| � |||�S )Nc S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! r� s � z&IocpProactor.send.<locals>.finish_send) r� rQ r� rn r� r� ZWSASendr� Z WriteFiler� )r r� r� rr r r� r r r! �send s zIocpProactor.sendc sv | � �� | ��j�� t�t�}|���� � �� � � �fdd�}dd� }| �|�|�}||� �}t j || j d� |S )Nc sD |� � t�d��� �}� �tjtj|� � � �� � � � � � � fS )Nz@P) r� �structZpackr� � setsockoptr� � SOL_SOCKETrQ ZSO_UPDATE_ACCEPT_CONTEXT� settimeoutZ gettimeoutZ getpeername)r� r� r r� �r� �listenerr r! � finish_accept* s �z*IocpProactor.accept.<locals>.finish_acceptc � s4 z| I d H W n t jk r. |�� � Y nX d S r7 )r r� ru )r. r� r r r! � accept_coro3 s z(IocpProactor.accept.<locals>.accept_coror ) r� �_get_accept_socket�familyrQ r� rn ZAcceptExr� r� r Z ensure_futurer2 )r r� r r� r� r. �coror r� r! �accept$ s zIocpProactor.acceptc s� � j tjkr4t�� �� |� | j�� }|�d � |S | � � � zt� � �� � j � W nB t k r� } z$|j tjkrt� � �� d dkr�� W 5 d }~X Y nX t�t�}|�� �� |� � fdd�}| �|� |�S )Nr r c s |� � � �tjtjd� � S rI )r� r� r� r� rQ ZSO_UPDATE_CONNECT_CONTEXT�r� r� r �r� r r! �finish_connectV s �z,IocpProactor.connect.<locals>.finish_connect)�typer� Z SOCK_DGRAMrQ Z WSAConnectr� r2 r� r; r� Z BindLocalr� r1 rR �errnoZ WSAEINVALZ getsocknamer� rn Z ConnectExr� )r r� r' rN �er r� r r� r! �connect@ s" zIocpProactor.connectc C sb | � |� t�t�}|d@ }|d? d@ }|�|�� t�|�� �|||dd� dd� }| �|||�S )Nr � r c S sR z |� � W S tk rL } z$|jtjtjfkr:t|j� �n� W 5 d }~X Y nX d S r7 r� r� r r r! �finish_sendfilei s � z.IocpProactor.sendfile.<locals>.finish_sendfile) r� rQ r� rn Z TransmitFiler� �msvcrtZ get_osfhandler� ) r Zsock�file�offset�countr Z offset_lowZ offset_highr� r r r! �sendfile_ s � zIocpProactor.sendfilec sJ | � � � t�t�}|�� �� �}|r0| �� �S � fdd�}| �|� |�S )Nc s |� � � S r7 )r� r� �rt r r! �finish_accept_pipe s z4IocpProactor.accept_pipe.<locals>.finish_accept_pipe)r� rQ r� rn ZConnectNamedPiper� r� r� )r rt r Z connectedr� r r� r! r� t s zIocpProactor.accept_pipec � sr t }zt�|�}W qhW n0 tk rF } z|jtjkr6� W 5 d }~X Y nX t|d t�}t� |�I d H qt � |�S )N� ) �CONNECT_PIPE_INIT_DELAYrQ Z ConnectPiper1 rR ZERROR_PIPE_BUSY�min�CONNECT_PIPE_MAX_DELAYr �sleepr ro )r r' ZdelayrG r4 r r r! r � s zIocpProactor.connect_pipec C s | � ||d�S )z�Wait for a handle. 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F)�_wait_for_handle)r rG r� r r r! �wait_for_handle� s z IocpProactor.wait_for_handlec C s | � |d d�}||_|S rc )r� rW )r rX Z done_callbackrN r r r! ra � s zIocpProactor._wait_cancelc s� | � � |d krtj}nt�|d �}t�t�}t�|| j |j |�}|r\t |||| j d�� nt |||| | j d�� � jr~� jd= � fdd�}� |d|f| j|j < � S )N� @�@r r c s � � � S r7 )rK r� �r� r r! �finish_wait_for_handle� s z=IocpProactor._wait_for_handle.<locals>.finish_wait_for_handler )r� rJ �INFINITE�math�ceilrQ r� rn ZRegisterWaitWithQueuer� r' rV r2 rZ r r� )r rG r� Z _is_cancel�msr rH r� r r� r! r� � s* � � z IocpProactor._wait_for_handlec C s0 || j kr,| j �|� t�|�� | jdd� d S rI )rF rp rQ r� r� r� �r �objr r r! r� � s z IocpProactor._register_with_iocpc C s� | � � t|| jd�}|jr$|jd= |jsrz|d d |�}W n, tk rf } z|�|� W 5 d }~X Y n X |�|� ||||f| j|j < |S r ) r� r r2 r r" r1 r9 r; r� r' )r r r� �callbackr� r� r� r r r! r� � s zIocpProactor._registerc C s | � � | j�|� dS )a Unregister an overlapped object. Call this method when its future has been cancelled. The event can already be signalled (pending in the proactor event queue). It is also safe if the event is never signalled (because it was cancelled). 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