| Server IP : 127.0.0.1 / Your IP : 216.73.216.109 Web Server : Apache/2.4.54 (Win64) OpenSSL/1.1.1q PHP/8.1.10 System : Windows NT DESKTOP-E5T4RUN 10.0 build 19045 (Windows 10) AMD64 User : SERVERWEB ( 0) PHP Version : 8.1.10 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/cygwin64/lib/python3.7/concurrent/futures/__pycache__/ |
Upload File : |
B
!-�atm � @ s� d Z ddlZddlZddlmZ ddlZddlmZ ddlZddl m
Z
ddl m Z ddl
Z
ddlZddlmZ ddlZddlZddlZe�� ZdaG d d
� d
�Zd d � Zd
ZdZG dd� de�Z G dd� d�Z dd� Z G dd� de �Z G dd� de �Z!G dd� de �Z"G dd � d e �Z#d d � Z$d d � Z%d1d!d"�Z&d#d$� Z'd%d&� Z(d'd(� Z)da*da+d)d*� Z,d+d,� Z-G d-d.� d.ej.�Z/G d/d0� d0ej0�Z1e�2e� dS )2z"Brian Quinlan (brian@sweetapp.com)� N)�_base)�Full)�wait)�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 �0/usr/lib/python3.7/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_bytes)r r r r
�wakeupY s z_ThreadWakeup.wakeupc C s x| j �� r| j �� qW d S )N)r ZpollZ
recv_bytes)r 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 sH da tt�� �} x| D ]\}}|�� qW x| D ]\}}|�� q0W 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 )N)�tb)r r" r r r
r z s z_RemoteTraceback.__init__c C s | j S )N)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 )N)� _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 )N)r! � __cause__)r) r" r r r
r* � s
r* c @ s e Zd Zdd� ZdS )� _WorkItemc C s || _ || _|| _|| _d S )N)�future�fn�args�kwargs)r r. r/ r0 r1 r r r
r � s z_WorkItem.__init__N)r r r r r r r r
r- � s r- c @ s e Zd Zddd�ZdS )� _ResultItemNc C s || _ || _|| _d S )N)�work_id� exception�result)r r3 r4 r5 r r r
r � s z_ResultItem.__init__)NN)r r r r r r r r
r2 � s r2 c @ s e Zd Zdd� ZdS )� _CallItemc C s || _ || _|| _|| _d S )N)r3 r/ r0 r1 )r r3 r/ r0 r1 r r r
r � s z_CallItem.__init__N)r r r r r r r r
r6 � s r6 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_sizer8 r9 )� __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% )�
isinstancer6 r& r' r( �
__traceback__r! �formatr r, r9 �popr3 r. �
set_exceptionr: �_on_queue_feeder_error)r �e�objr" � work_item)r< r r
rB � s
z!_SafeQueue._on_queue_feeder_error)r )r r r r rB �
__classcell__r r )r< r
r7 � s r7 c g s0 t |� }x"tt�|| ��}|s"d S |V q
W d S )N)�zip�tuple� itertools�islice)� chunksize� iterables�it�chunkr r r
� _get_chunks� s rO c s � fdd�|D �S )Nc s g | ] }� |� �qS r r )�.0r0 )r/ r r
�
<listcomp>� s z"_process_chunk.<locals>.<listcomp>r )r/ rN r )r/ r
�_process_chunk� s rR c
C s^ y| � t|||d�� W n@ tk
rX } z"t||j�}| � t||d�� W d d }~X Y nX d S )N)r5 r4 )r4 )�putr2 �
BaseExceptionr$ r> )� result_queuer3 r5 r4 rC r) r r r
�_sendback_result� s
rV c
C s� |d k r:y ||� W n$ t k
r8 tjjddd� d S X x�| jdd�}|d krb|�t�� � d S y|j|j |j
�}W n> t k
r� } z t ||j �}t
||j|d� W d d }~X Y nX t
||j|d� ~q<W d S )NzException in initializer:T)�exc_info)�block)r4 )r5 )rT r ZLOGGERZcritical�getrS �os�getpidr/ r0 r1 r$ r> rV r3 )�
call_queuerU � initializer�initargsZ call_item�rrC r) r r r
�_process_worker� s$
"r` c C sx xr|� � rd S y|jdd�}W n tjk
r4 d S X | | }|j�� rh|jt||j|j |j
�dd� q| |= qqW d S )NF)rX T) ZfullrY �queueZEmptyr. Z set_running_or_notify_cancelrS r6 r/ r0 r1 )r9 Zwork_idsr\ r3 rE r r r
�_add_call_item_to_queue� s
rb c
sF d ��fdd�}� �fdd�}|j } |j }
| |
g} �x t||� � dd� ��� D �} t| | �}
d }d}| |
kr�y| �� }d}W q� tk
r� } zt�t|�||j �}W d d }~X Y q�X n|
|
kr�d}d }|�
� |�rt| � ��d k r�d �_ d�_ d �t
d
�}|d k �r td d �|�� d
��|_x$|�� D ]\}}|j�|� ~�q*W |�
� x��� D ]}|�� �qXW |� d S t|t��r���|�}|�� ��s�|� d S nL|d k �r�|�|jd �}|d k �r�|j�r�|j�|j� n|j�|j� ~~| � �|� �r:y$�d k �rd�_ |�s |� d S W n t k
�r8 Y nX d �q6W d S )Nc s t p� d kp� jS )N)r �_shutdown_threadr )�executorr r
�
shutting_down? s z/_queue_management_worker.<locals>.shutting_downc s� t dd� ��� D ��} | }d}xn||k r�| dkr�xBt|| �D ]2}y� �d � |d7 }W q> tk
rn P Y q>X q>W t dd� ��� D ��} q W � �� x��� D ] }|�� q�W d S )Nc s s | ]}|� � V qd S )N)�is_alive)rP �pr r r
� <genexpr>E s zD_queue_management_worker.<locals>.shutdown_worker.<locals>.<genexpr>r r c s s | ]}|� � V qd S )N)rf )rP rg r r r
rh Q s )�sum�values�rangeZ
put_nowaitr r r )Zn_children_aliveZn_children_to_stopZn_sentinels_sent�irg )r\ � processesr r
�shutdown_workerC s
z1_queue_management_worker.<locals>.shutdown_workerc S s g | ]
}|j �qS r )�sentinel)rP rg r r r
rQ h 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 rb rj r ZrecvrT r& r' r( r> r �_brokenrc �BrokenProcessPoolr! r r, r r. rA Z terminater= �intr@ r3 r4 Z
set_resultr5 r )Zexecutor_referencerm r9 Zwork_ids_queuer\ rU r re rn Z
result_readerZ
wakeup_readerZreadersZworker_sentinelsZready�causeZ is_brokenZ result_itemrC Zbper3 rE rg r )r\ rd rm r
�_queue_management_worker! s� (
rt c C sh t rtrtt��da yt�d�} W n ttfk
r: d S X | dkrHd S | dkrTd 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�NotImplementedErrorrZ �sysconf�AttributeError�
ValueError)Z nsems_maxr r r
�_check_system_limits� s r~ c c s. x(| D ] }|� � x|r$|�� V qW qW d S )N)�reverser@ )�iterableZelementr r r
� _chain_from_iterable_of_lists� s
r� c @ s e Zd ZdS )rq N)r r r r r r r
rq � s rq c sh e Zd Zddd�Zdd� Zdd� Zd d
� Zejjj e_ dd d �� fd
d�
Z
ddd�Z ejj j e _ � Z S )�ProcessPoolExecutorNr c C s t � |d kr6t�� pd| _tjdkrntt| j�| _n8|dkrHtd��n tjdkrh|tkrhtdt� ���|| _|d kr~t �
� }|| _ |d k r�t |�s�t
d��|| _|| _d | _i | _d| _t�� | _d| _d| _i | _| jt }t|| j | jd�| _d | j_ |� � | _ t � � | _!t"� | _#d S )
Nr �win32r z"max_workers must be greater than 0zmax_workers must be <= z initializer must be a callableF)r; r8 r9 T)$r~ rZ � cpu_count� _max_workers�sys�platform�min�_MAX_WINDOWS_WORKERSr} r Z get_context� _mp_context�callable� TypeError� _initializer� _initargs�_queue_management_thread�
_processesrc � threadingZLock�_shutdown_lockrp � _queue_count�_pending_work_items�EXTRA_QUEUED_CALLSr7 � _call_queueZ
_ignore_epipeZ SimpleQueue�
_result_queuera r � _work_idsr � _queue_management_thread_wakeup)r � max_workersZ
mp_contextr] r^ Z
queue_sizer r r
r � sF
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_cbA s zFProcessPoolExecutor._start_queue_management_thread.<locals>.weakref_cbZQueueManagerThread)�targetr0 �nameT)r� r� �_adjust_process_countr� ZThreadrt �weakref�refr� r� r� r� r� Zdaemon�startr )r r� r r r
� _start_queue_management_thread< s
z2ProcessPoolExecutor._start_queue_management_threadc C sT xNt t| j�| j�D ]8}| jjt| j| j| j | j
fd�}|� � || j|j < qW d S )N)r� r0 )
rk �lenr� r� r� ZProcessr` r� r� r� r� r� �pid)r r rg r r r
r� W s z)ProcessPoolExecutor._adjust_process_countc O s� t | �dkr| ^}}} n>| s&td��n0d|krB|�d�}| ^}} ntdt | �d ��|j�� |jrnt|j��|jr|td��tr�td��t �
� }t ||| |�}||j |j
< |j�|j
� | j
d7 _
|j�� |�� |S Q R X d S )N� zEdescriptor 'submit' of 'ProcessPoolExecutor' object needs an argumentr/ z6submit expected at least 1 positional argument, got %dr z*cannot schedule new futures after shutdownz6cannot schedule new futures after interpreter shutdown)r� r� r@ r� rp rq rc � RuntimeErrorr r ZFuturer- r� r� r� rS r� r r� )r0 r1 r r/ �f�wr r r
�submitb s0
zProcessPoolExecutor.submitr )�timeoutrK c s: |dk rt d��t� jtt|�t|d|i�|d�}t|�S )Nr zchunksize must be >= 1.rK )r� )r} r: �mapr rR rO r� )r r/ r� rK rL �results)r< r r
r� � s zProcessPoolExecutor.mapTc C s� | j � d| _W d Q R X | jr6| j�� |r6| j�� d | _| jd k rd| j�� |r^| j�� d | _d | _ d | _
| jr�| j�� d | _d S )NT) r� rc r� r� r r r� r Z join_threadr� r� )r r r r r
�shutdown� s"
z ProcessPoolExecutor.shutdown)NNNr )T)
r r r r r� r� r� r �Executor�__doc__r� r� rF r r )r< r
r� � s
J !
r� )NN)3�
__author__�atexitrZ �concurrent.futuresr ra r Zmultiprocessingr Zmultiprocessing.connectionr Zmultiprocessing.queuesr r� r� � functoolsr rI r� r& �WeakKeyDictionaryr r r r r� r� � Exceptionr! r$ r* �objectr- r2 r6 r7 rO rR rV r` rb rt rx ry r~ r� ZBrokenExecutorrq r� r� �registerr r r r
�<module>. sT
(& ! L