📁 File Manager Pro
v10.0.2 | PHP: 8.1.34
Server: LiteSpeed
2026-06-27 11:49:24
📂
/
/
usr
/
lib64
/
python3.8
/
concurrent
/
futures
/
__pycache__
✏️
Editing: process.cpython-38.opt-2.pyc
U e5dzn � @ s� d Z ddlZddlZddlmZ ddlZddlmZ ddlZddl Zddl m Z ddl Z ddl Z ddlmZ ddlZddlZddlZe �� ZdaG dd � d �Zd d � Zd Zd ZG dd� de�ZG dd� d�Z dd� Z G dd� de �Z G dd� de �Z G dd� de �Z!G dd� de �Z"d d � Z#d d � Z$d0d d!�Z%d"d#� Z&d$d%� Z'd&d'� Z(da)da*d(d)� Z+d*d+� Z,G d,d-� d-ej-�Z.G d.d/� d/ej/�Z0e�1e� dS )1z"Brian Quinlan (brian@sweetapp.com)� N)�_base)�Full)�Queue)�partialFc @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) � _ThreadWakeupc C s t jdd�\| _| _d S )NF)Zduplex)�mpZPipe�_reader�_writer��self� r �2/usr/lib64/python3.8/concurrent/futures/process.py�__init__R s z_ThreadWakeup.__init__c C s | j �� | j�� d S �N)r �closer r r r r r U s z_ThreadWakeup.closec C s | j �d� d S )N� )r Z send_bytesr r r r �wakeupY s z_ThreadWakeup.wakeupc C s | j �� r| j �� q d S r )r ZpollZ recv_bytesr r r r �clear\ s z_ThreadWakeup.clearN)�__name__� __module__� __qualname__r r r r r r r r r Q s r c C s@ da tt�� �} | D ]\}}|�� q| D ]\}}|�� q*d S �NT)�_global_shutdown�list�_threads_wakeups�itemsr �join)r �_� thread_wakeup�tr r r � _python_exita s r � �= c @ s e Zd Zdd� Zdd� ZdS )�_RemoteTracebackc C s || _ d S r ��tb)r r% r r r r z s z_RemoteTraceback.__init__c C s | j S r r$ r r r r �__str__| s z_RemoteTraceback.__str__N)r r r r r& r r r r r# y s r# c @ s e Zd Zdd� Zdd� ZdS )�_ExceptionWithTracebackc C s0 t �t|�||�}d�|�}|| _d| | _d S )N� z """ %s""")� traceback�format_exception�typer �excr% )r r, r% r r r r � s z _ExceptionWithTraceback.__init__c C s t | j| jffS r )� _rebuild_excr, r% r r r r � __reduce__� s z"_ExceptionWithTraceback.__reduce__N)r r r r r. r r r r r' s r' c C s t |�| _| S r )r# � __cause__)r, r% r r r r- � s r- c @ s e Zd Zdd� ZdS )� _WorkItemc C s || _ || _|| _|| _d S r )�future�fn�args�kwargs)r r1 r2 r3 r4 r r r r � s z_WorkItem.__init__N�r r r r r r r r r0 � s r0 c @ s e Zd Zddd�ZdS )� _ResultItemNc C s || _ || _|| _d S r )�work_id� exception�result)r r7 r8 r9 r r r r � s z_ResultItem.__init__)NNr5 r r r r r6 � s r6 c @ s e Zd Zdd� ZdS )� _CallItemc C s || _ || _|| _|| _d S r )r7 r2 r3 r4 )r r7 r2 r3 r4 r r r r � s z_CallItem.__init__Nr5 r r r r r: � s r: c s* e Zd Zd� fdd� Z� fdd�Z� ZS )� _SafeQueuer c s || _ t� j||d� d S )N)�ctx)�pending_work_items�superr )r �max_sizer< r= �� __class__r r r � s z_SafeQueue.__init__c sl t |t�rZt�t|�||j�}td�d�|���|_ | j � |j d �}|d k rh|j �|� nt� �||� d S )Nz """ {}"""r( )� isinstancer: r) r* r+ � __traceback__r# �formatr r/ r= �popr7 r1 � set_exceptionr> �_on_queue_feeder_error)r �e�objr% � work_itemr@ r r rG � s z!_SafeQueue._on_queue_feeder_error)r )r r r r rG � __classcell__r r r@ r r; � s r; c g s, t |� }tt�|| ��}|s d S |V qd S r )�zip�tuple� itertools�islice)� chunksize� iterables�it�chunkr r r � _get_chunks� s rT c s � fdd�|D �S )Nc s g | ] }� |� �qS r r )�.0r3 �r2 r r � <listcomp>� s z"_process_chunk.<locals>.<listcomp>r )r2 rS r rV r �_process_chunk� s rX c C s^ z| � t|||d�� W n@ tk rX } z"t||j�}| � t||d�� W 5 d }~X Y nX d S )N)r9 r8 �r8 )�putr6 � BaseExceptionr' rC )� result_queuer7 r9 r8 rH r, r r r �_sendback_result� s � r] c C s� |d k r<z ||� W n& t k r: tjjddd� Y d S X | jdd�}|d krb|�t�� � d S z|j|j |j �}W n> t k r� } z t ||j �}t ||j|d� W 5 d }~X Y nX t ||j|d� ~~q<d S )NzException in initializer:T)�exc_info��blockrY )r9 )r[ r ZLOGGERZcritical�getrZ �os�getpidr2 r3 r4 r' rC r] r7 )� call_queuer\ � initializer�initargsZ call_item�rrH r, r r r �_process_worker� s$ "rh c C sv |� � r d S z|jdd�}W n tjk r4 Y d S X | | }|j�� rh|jt||j|j |j �dd� q | |= q q d S )NFr_ T) Zfullra �queueZEmptyr1 Z set_running_or_notify_cancelrZ r: r2 r3 r4 )r= Zwork_idsrd r7 rJ r r r �_add_call_item_to_queue� s" ��rj c s> d ��fdd�}� �fdd�}|j } |j } | | g} t||� � dd� ��� D �} tj�| | �} d }d}| | kr�z| �� }d}W q� tk r� } zt� t |�||j �}W 5 d }~X Y q�X n| | kr�d}d }|� � |�rl| � ��d k r�d �_ d�_d �td �}|d k �r td d �|�� d ��|_|�� D ]\}}|j�|� ~�q(|� � ��� D ]}|�� �qR|� d S t|t��r���|�}|�� ��s�|� d S nL|d k �r�|�|jd �}|d k �r�|j�r�|j�|j� n|j� |j � ~~| � �|� �r4z&�d k �rd�_|�s|� W d S W n t k �r2 Y nX d �q2d S )Nc s t p� d kp� jS r )r �_shutdown_threadr )�executorr r � shutting_down@ s �z/_queue_management_worker.<locals>.shutting_downc s� t dd� ��� D ��} | }d}||k r�| dkr�t|| �D ]6}z� �d � |d7 }W q: tk rn Y qrY q:X q:t dd� ��� D ��} q � �� ��� D ] }|�� q�d S )Nc s s | ]}|� � V qd S r �Zis_alive�rU �pr r r � <genexpr>F s zD_queue_management_worker.<locals>.shutdown_worker.<locals>.<genexpr>r r! c s s | ]}|� � V qd S r rn ro r r r rq R s )�sum�values�rangeZ put_nowaitr r r )Zn_children_aliveZn_children_to_stopZn_sentinels_sent�irp )rd � processesr r �shutdown_workerD s z1_queue_management_worker.<locals>.shutdown_workerc S s g | ] }|j �qS r )�sentinelro r r r rW i s z,_queue_management_worker.<locals>.<listcomp>TFzKA child process terminated abruptly, the process pool is not usable anymorez^A process in the process pool was terminated abruptly while the future was running or pending.z ''' r( z''') r rj rs r Z connection�waitZrecvr[ r) r* r+ rC r �_brokenrk �BrokenProcessPoolr# r r/ r r1 rF Z terminaterB �intrE r7 r8 Z set_resultr9 r )Zexecutor_referencerv r= Zwork_ids_queuerd r\ r rm rw Z result_readerZ wakeup_readerZreadersZworker_sentinelsZready�causeZ is_brokenZ result_itemrH Zbper7 rJ rp r )rd rl rv r �_queue_management_worker" s� � ( � r~ c C sj t rtrtt��da zt�d�} W n ttfk r< Y d S X | dkrJd S | dkrVd S d| att��d S )NT�SC_SEM_NSEMS_MAX���� z@system provides too few semaphores (%d available, 256 necessary))�_system_limits_checked�_system_limited�NotImplementedErrorrb �sysconf�AttributeError� ValueError)Z nsems_maxr r r �_check_system_limits� s �r� c c s& | D ] }|� � |r|�� V qqd S r )�reverserE )�iterableZelementr r r � _chain_from_iterable_of_lists� s r� c @ s e Zd ZdS )r{ N)r r r r r r r r{ � s r{ c st e Zd Zddd�Zdd� Zdd� Zd d � Zejjj e_ ejjj e_ dd d �� fd d� Z ddd�Z ejj j e _ � Z S )�ProcessPoolExecutorNr c C s t � |d kr6t�� pd| _tjdkrntt| j�| _n8|dkrHtd��n tjdkrh|tkrhtdt� ���|| _|d kr~t � � }|| _ |d k r�t |�s�t d��|| _|| _d | _i | _d| _t�� | _d| _d| _i | _| jt }t|| j | jd�| _d | j_ |� � | _ t � � | _!t"� | _#d S ) Nr! Zwin32r z"max_workers must be greater than 0zmax_workers must be <= z initializer must be a callableF)r? r< r= T)$r� rb � cpu_count� _max_workers�sys�platform�min�_MAX_WINDOWS_WORKERSr� r Z get_context� _mp_context�callable� TypeError� _initializer� _initargs�_queue_management_thread� _processesrk � threadingZLock�_shutdown_lockrz � _queue_count�_pending_work_items�EXTRA_QUEUED_CALLSr; � _call_queueZ _ignore_epipeZ SimpleQueue� _result_queueri r � _work_idsr � _queue_management_thread_wakeup)r Z max_workersZ mp_contextre rf Z queue_sizer r r r � sP � �� � z ProcessPoolExecutor.__init__c C sv | j d krr| jfdd�}| �� tjtt�| |�| j| j | j | j | j | jfdd�| _ d| j _ | j �� | jt| j < d S )Nc S s t j�d� |�� d S )Nz?Executor collected: triggering callback for QueueManager wakeup)r �util�debugr )r r r r r � weakref_cbB s zFProcessPoolExecutor._start_queue_management_thread.<locals>.weakref_cbZQueueManagerThread)�targetr3 �nameT)r� r� �_adjust_process_countr� ZThreadr~ �weakref�refr� r� r� r� r� Zdaemon�startr )r r� r r r � _start_queue_management_thread= s( � �� �z2ProcessPoolExecutor._start_queue_management_threadc C sP t t| j�| j�D ]8}| jjt| j| j| j | j fd�}|� � || j|j < qd S )N)r� r3 ) rt �lenr� r� r� ZProcessrh r� r� r� r� r� �pid)r r rp r r r r� X s ��z)ProcessPoolExecutor._adjust_process_countc O s t | �dkr| ^}}} nV| s&td��nHd|krZ|�d�}| ^}} dd l}|jdtdd� ntdt | �d ��|j�� |jr�t|j��|j r�t d ��t r�t d ��t � � }t||| |�}||j|j< |j�|j� | jd7 _|j�� |�� |W 5 Q R � S Q R X d S ) N� zEdescriptor 'submit' of 'ProcessPoolExecutor' object needs an argumentr2 r z.Passing 'fn' as keyword argument is deprecated)� stacklevelz6submit expected at least 1 positional argument, got %dr! z*cannot schedule new futures after shutdownz6cannot schedule new futures after interpreter shutdown)r� r� rE �warnings�warn�DeprecationWarningr� rz r{ rk � RuntimeErrorr r ZFuturer0 r� r� r� rZ r� r r� )r3 r4 r r2 r� �f�wr r r �submitc s< � � zProcessPoolExecutor.submitr! )�timeoutrP c s: |dk rt d��t� jtt|�t|d|i�|d�}t|�S )Nr! zchunksize must be >= 1.rP )r� )r� r> �mapr rX rT r� )r r2 r� rP rQ Zresultsr@ r r r� � s �zProcessPoolExecutor.mapTc C s� | j � d| _W 5 Q R X | jr6| j�� |r6| j�� d | _| jd k rd| j�� |r^| j�� d | _d | _ d | _ | jr�| j�� d | _d S r ) r� rk r� r� r r r� r Z join_threadr� r� )r ry r r r �shutdown� s" z ProcessPoolExecutor.shutdown)NNNr )T)r r r r r� r� r� r �Executor�__text_signature__�__doc__r� r� rK r r r@ r r� � s � K $ r� )NN)2� __author__�atexitrb Zconcurrent.futuresr ri r Zmultiprocessingr Zmultiprocessing.connectionZmultiprocessing.queuesr r� r� � functoolsr rN r� r) �WeakKeyDictionaryr r r r r� r� � Exceptionr# r' r- �objectr0 r6 r: r; rT rX r] rh rj r~ r� r� r� r� ZBrokenExecutorr{ r� r� �registerr r r r �<module>. sT )& ! P
💾 Save Changes
❌ Cancel