JFIF $
d d 7
Viewing File: /usr/lib64/python3.9/concurrent/futures/__pycache__/thread.cpython-39.pyc
a
�iC" � @ s� d Z dZddlmZ ddlZddlZddlZddlZddlZddl Z e�
� Z da e�
� Zdd� Ze�e� ee d�r�e jejejejd � G d
d � d e�Zd d
� ZG dd� dej�ZG dd� dej�Z dS )z Implements ThreadPoolExecutor.z"Brian Quinlan (brian@sweetapp.com)� )�_baseNFc C sf t � daW d � n1 s 0 Y tt�� �} | D ]\}}|�d � q8| D ]\}}|�� qPd S �NT)�_global_shutdown_lock� _shutdown�list�_threads_queues�items�put�join)r �t�q� r
�1/usr/lib64/python3.9/concurrent/futures/thread.py� _python_exit s " r �register_at_fork)�before�after_in_child�after_in_parentc @ s& e Zd Zdd� Zdd� Zeej�ZdS )� _WorkItemc C s || _ || _|| _|| _d S �N)�future�fn�args�kwargs)�selfr r r r r
r
r �__init__/ s z_WorkItem.__init__c
C sl | j �� sd S z| j| ji | j��}W n4 tyZ } z | j �|� d } W Y d }~nd }~0 0 | j �|� d S r )r � set_running_or_notify_cancelr r r �
BaseException�
set_exception�
set_result)r �result�excr
r
r �run5 s
z
_WorkItem.runN) �__name__�
__module__� __qualname__r r" � classmethod�types� GenericAlias�__class_getitem__r
r
r
r r . s
r c C s� |d urPz ||� W n: t yN tjjddd� | � }|d urH|�� Y d S 0 zx|jdd�}|d ur�|�� ~| � }|d ur�|j�� ~qR| � }t s�|d u s�|j r�|d ur�d|_ |�
d � W d S ~qRW n" t y� tjjddd� Y n0 d S )NzException in initializer:T)�exc_info)�blockzException in worker) r r �LOGGER�critical�_initializer_failed�getr" �_idle_semaphore�releaser r )�executor_referenceZ
work_queue� initializer�initargs�executor� work_itemr
r
r �_workerE s8
r7 c @ s e Zd ZdZdS )�BrokenThreadPoolzR
Raised when a worker thread in a ThreadPoolExecutor failed initializing.
N)r# r$ r% �__doc__r
r
r
r r8 p s r8 c @ s` e Zd Ze�� jZddd�Zdd� Ze j
jj e_ dd � Z d
d � Z
dd
d�dd�Ze j
jj e_ dS )�ThreadPoolExecutorN� r
c C s� |du r t dt�� pdd �}|dkr.td��|durFt|�sFtd��|| _t�� | _ t
� d�| _ t
� | _d| _d| _t
�� | _|p�d | �� | _|| _|| _dS )
a� Initializes a new ThreadPoolExecutor instance.
Args:
max_workers: The maximum number of threads that can be used to
execute the given calls.
thread_name_prefix: An optional name prefix to give our threads.
initializer: A callable used to initialize worker threads.
initargs: A tuple of arguments to pass to the initializer.
N� � � r z"max_workers must be greater than 0z initializer must be a callableFzThreadPoolExecutor-%d)�min�os� cpu_count�
ValueError�callable� TypeError� _max_workers�queue� SimpleQueue� _work_queue� threading� Semaphorer0 �set�_threads�_brokenr �Lock�_shutdown_lock�_counter�_thread_name_prefix� _initializer� _initargs)r � max_workersZthread_name_prefixr3 r4 r
r
r r { s$
�zThreadPoolExecutor.__init__c O s� | j �� t�v | jr t| j��| jr,td��tr8td��t�� }t||||�}| j �
|� | � � |W d � W d � S 1 s�0 Y W d � n1 s�0 Y d S )Nz*cannot schedule new futures after shutdownz6cannot schedule new futures after interpreter shutdown) rO r rM r8 r � RuntimeErrorr �Futurer rH r �_adjust_thread_count)r r r r �f�wr
r
r �submit� s
zThreadPoolExecutor.submitc C s� | j jdd�rd S | jfdd�}t| j�}|| jk r�d| jp>| |f }tj|t t
� | |�| j| j | j
fd�}|�� | j�|� | jt|< d S )Nr )�timeoutc S s |� d � d S r )r )�_r r
r
r �
weakref_cb� s z;ThreadPoolExecutor._adjust_thread_count.<locals>.weakref_cbz%s_%d)�name�targetr )r0 �acquirerH �lenrL rE rQ rI �Threadr7 �weakref�refrR rS �start�addr )r r] Z num_threadsZ thread_namer r
r
r rW � s$
�
�� z'ThreadPoolExecutor._adjust_thread_countc C st | j �Z d| _z| j�� }W n tjy4 Y qRY n0 |d ur|j�t| j�� qW d � n1 sf0 Y d S )NzBA thread initializer failed, the thread pool is not usable anymore) rO rM rH �
get_nowaitrF �Emptyr r r8 )r r6 r
r
r r. � s
z&ThreadPoolExecutor._initializer_failedTF)�cancel_futuresc C s� | j �b d| _|rNz| j�� }W n tjy8 Y qNY n0 |d ur|j�� q| j�d � W d � n1 sn0 Y |r�| j D ] }|�
� q�d S r ) rO r rH rg rF rh r �cancelr rL r
)r �waitri r6 r r
r
r �shutdown� s
*
zThreadPoolExecutor.shutdown)Nr; Nr
)T)r# r$ r% � itertools�count�__next__rP r rZ r �Executorr9 rW r. rl r
r
r
r r: v s
�
&
r: ) r9 �
__author__�concurrent.futuresr rm rF rI r' rc r@ �WeakKeyDictionaryr r rN r r �_register_atexit�hasattrr r` �_at_fork_reinitr1 �objectr r7 �BrokenExecutorr8 rp r: r
r
r
r �<module> s,
�+Back to Directory
nL+D550H?Mx ,D"v]qv;6*Zqn)ZP 0 !1 A "#a$2Qr D8 a Ri[f\mIykIw0 cuFcRı?lO7к_f˓[C$殷WF<_W ԣs KcëIzyQy /_LKℂ;C",pFA: /]=H ~,ls/9ć:[=/#f;)x {ٛEQ )~ =𘙲r*2~ a _V=' kumF D}KYYC)({ *g&f`툪ry`=^cJ.I](*`wq 1dđ#̩͑0;H]u搂@:~וKL Nsh}OIR*8:2 !lDJVo( 3=M(zȰ+i*NA r6KnSl )!JJӁ* %݉?|D}d5:eP0R;{$X'xF@.ÊB {,WJuQɲRI;9QE琯62fT.DUJ;*cP A\ILNj!J۱+O\ ͔]ޒ SJȧc%ANolՎprULZԛerE2=XDXgVQeӓk yP7U*omQIs,K`)6\G3t?pgjrmۛجwluGtf h9uyP0D;Uڽ"OXlif$)&|ML0Zrm1[HXPlPR0'G=i2N +0e2]] 9VTPO7h(F*癈 '=QVZDF,d߬~TX
G[`le69CR(!S2!P
<0x < !1AQ "Raq02Br#SCTb
?Ζ"]mH5WR7k.ۛ!}Q~+yԏz|@T20S~Kek *zFf^2X*(@8r?CIuI|֓>^ExLgNUY+{.RѪ
τVYTD I62'8Y2 7'\TP.6d&˦@Vqi|8- OΕ]ʔ U=TL8=;6c| !qfF3aů&~$l}'NWUs$Uk^SV:U# 6w++s&r+nڐ{@29 gL
u"TÙM=6 (^"7r} =6YݾlCuhquympǦ
G jhsǜNlɻ}o7 #S6aw4!OSrD57%|?x>L
|/nD6?/8w#[)L7+6〼T ATg ! %5MmZ/c-{1_Je"|^$'O&ޱմ Trb$ w)R$&
N1EtdU3Uȉ1pM" N*(DN yd96.(jQ)X
5cQɎMyW? Q*!R>6=7)Xj5`J]e 8%t!+'!1Q 5 !1 AQaqё#2"0BRb ? Gt^## .llQT $v,,m 㵜5 ubV =sY+@d{N! dnO< .-B; _wJt6;QJd.Qc%p{ 1,sNDdFHI0ГoXшe黅XۢF:)[FGXƹ/w_cMeD,ʡcc. WDtA$j@:) -# u
c1<@ۗ9F)KJ-hpP]_x[qBlbp ʖw q"LFGd ƶ*s+ډ_Zc"? %t[IP 6J]#=ɺVvvCGsGh1 >)6|ey?Lӣm,4GWUi` ]uJVoV DG< SB 6ϏQ@ TiUly OU0kfV~~}SZ@*WUUi##; s/[ =!7}" WN]'(L! ~y5g9T̅JkbM' +s:S + B)v@Mj
e Cf jE 0Y\QnzG1д~Wo{T 9?`Rmyhsy3!HAD]mc1~2L Su7xT;j$`}4->L#vzŏ ILS ֭ T { rjGKC; bpU= -`BsK.SFw4Mq]ZdHS0)tLg