o
    OZhk/                     @   s   g d Z ddlZddlZddlZddlZddlZddlZddlZddlZddl	m
Z
mZ zddlZW n ey?   ddlZY nw ddlmZ ddlmZ ejjZddlmZmZmZmZmZ G dd	 d	eZe ZG d
d deZG dd deZdS ))QueueSimpleQueueJoinableQueue    N)EmptyFull   )
connection)context)debuginfoFinalizeregister_after_fork
is_exitingc                   @   s   e Zd Zd-ddZdd Zdd Zdd	 Zd.ddZd/ddZd/ddZ	dd Z
dd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zed%d& Zed'd( Zed)d* Zed+d, ZdS )0r   r   c                C   s   |dkr
ddl m} || _tjdd\| _| _| | _t	
 | _tjdkr*d | _n| | _||| _d| _|   tjdkrIt| tj d S d S )Nr   r   )SEM_VALUE_MAXFZduplexwin32)Zsynchronizer   _maxsizer   Pipe_reader_writerLock_rlockosgetpid_opidsysplatform_wlockBoundedSemaphore_sem_ignore_epipe_resetr   r   _after_forkselfmaxsizectx r'   J/var/www/html/lang_env/lib/python3.10/site-packages/multiprocess/queues.py__init__(   s   




zQueue.__init__c                 C   s.   t |  | j| j| j| j| j| j| j| j	fS N)
r	   assert_spawningr    r   r   r   r   r   r   r   r$   r'   r'   r(   __getstate__<   s   
zQueue.__getstate__c              	   C   s0   |\| _ | _| _| _| _| _| _| _|   d S r*   )	r    r   r   r   r   r   r   r   r!   r$   stater'   r'   r(   __setstate__A   s   zQueue.__setstate__c                 C   s   t d | jdd d S )NzQueue._after_fork()T)
after_fork)r
   r!   r,   r'   r'   r(   r"   F   s   zQueue._after_forkFc                 C   sj   |r| j   ntt | _ t | _d | _d | _	d| _
d| _d | _| jj| _| jj| _| jj| _d S NF)	_notempty_at_fork_reinit	threading	Conditionr   collectionsdeque_buffer_thread_jointhread_joincancelled_closed_closer   
send_bytes_send_bytesr   
recv_bytes_recv_bytespoll_poll)r$   r1   r'   r'   r(   r!   J   s   


zQueue._resetTNc                 C   s|   | j rtd| d| j||st| j | jd u r!|   | j	| | j
  W d    d S 1 s7w   Y  d S NQueue 
 is closed)r=   
ValueErrorr   acquirer   r3   r:   _start_threadr9   appendnotifyr$   objblocktimeoutr'   r'   r(   putY   s   
"z	Queue.putc                 C   s   | j rtd| d|r.|d u r.| j |  }W d    n1 s#w   Y  | j  nF|r:ttdtj | }| j||sCt	z*|rX|ttdtj  }| 
|sWt	n| 
 s^t	|  }| j  W | j  n| j  w t|S )NrF   rG   	monotonic)r=   rH   r   rB   r   releasegetattrtimerI   r   rD   _ForkingPicklerloads)r$   rO   rP   resdeadliner'   r'   r(   gete   s.   


z	Queue.getc                 C   s   | j | jj  S r*   )r   r   _semlock
_get_valuer,   r'   r'   r(   qsize   s   zQueue.qsizec                 C   
   |    S r*   rD   r,   r'   r'   r(   empty      
zQueue.emptyc                 C   s   | j j S r*   )r   r[   _is_zeror,   r'   r'   r(   full      z
Queue.fullc                 C   s
   |  dS r2   )rZ   r,   r'   r'   r(   
get_nowait   ra   zQueue.get_nowaitc                 C   s   |  |dS r2   )rQ   r$   rN   r'   r'   r(   
put_nowait   rd   zQueue.put_nowaitc                 C   s$   d| _ | j}|rd | _|  d S d S )NT)r=   r>   )r$   closer'   r'   r(   rh      s   
zQueue.closec                 C   s2   t d | jsJ d| | jr|   d S d S )NzQueue.join_thread()zQueue {0!r} not closed)r
   r=   formatr;   r,   r'   r'   r(   join_thread   s
   zQueue.join_threadc                 C   s4   t d d| _z| j  W d S  ty   Y d S w )NzQueue.cancel_join_thread()T)r
   r<   r;   cancelAttributeErrorr,   r'   r'   r(   cancel_join_thread   s   zQueue.cancel_join_threadc                 C   s   t d | j  tjtj| j| j| j| j	| j
j| jj| j| j| jf	dd| _d| j_t d | j  t d | jsKt| jtjt| jgdd| _t| tj| j| jgd	d| _d S )
NzQueue._start_thread()ZQueueFeederThread)targetargsnameTzdoing self._thread.start()z... done self._thread.start())Zexitpriority
   )r
   r9   clearr5   Threadr   _feedr3   r@   r   r   rh   r   r    _on_queue_feeder_errorr   r:   daemonstartr<   r   _finalize_joinweakrefrefr;   _finalize_closer>   r,   r'   r'   r(   rJ      s4   


zQueue._start_threadc                 C   s6   t d |  }|d ur|  t d d S t d d S )Nzjoining queue threadz... queue thread joinedz... queue thread already dead)r
   join)Ztwrthreadr'   r'   r(   ry      s   zQueue._finalize_joinc                 C   sD   t d | | t |  W d    d S 1 sw   Y  d S )Nztelling queue thread to quit)r
   rK   	_sentinelrL   )buffernotemptyr'   r'   r(   r|      s
   

"zQueue._finalize_closec	              
   C   sf  t d |j}	|j}
|j}| j}t}tjdkr|j}|j}nd }	 zT|	  z
| s+|  W |
  n|
  w z6	 | }||u rKt d |  |  W W d S t	|}|d u rY|| n|  z	|| W |  n|  w q6 t
ys   Y nw W n< ty } z0|rt|ddtjkrW Y d }~d S t rtd| W Y d }~d S |  ||| W Y d }~nd }~ww q!)Nz$starting thread to feed data to piper   r   z%feeder thread got sentinel -- exitingerrnor   zerror in queue thread: %s)r
   rI   rS   waitpopleftr   r   r   rV   dumps
IndexError	ExceptionrT   r   EPIPEr   r   )r   r   r?   Z	writelockZreader_closeZwriter_closeZignore_epipeonerrorZ	queue_semZnacquireZnreleaseZnwaitZbpopleftsentinelZwacquireZwreleaserN   er'   r'   r(   ru      sb   




zQueue._feedc                 C   s   ddl }|  dS )z
        Private API hook called when feeding data in the background thread
        raises an exception.  For overriding by concurrent.futures.
        r   N)	traceback	print_exc)r   rN   r   r'   r'   r(   rv     s   zQueue._on_queue_feeder_errorr   )FTN)__name__
__module____qualname__r)   r-   r0   r"   r!   rQ   rZ   r]   r`   rc   re   rg   rh   rj   rm   rJ   staticmethodry   r|   ru   rv   r'   r'   r'   r(   r   &   s2    



!
	

>r   c                   @   s@   e Zd ZdddZdd Zdd Zdd
dZdd Zdd Zd	S )r   r   c                C   s*   t j| ||d |d| _| | _d S )N)r&   r   )r   r)   	Semaphore_unfinished_tasksr6   _condr#   r'   r'   r(   r)   +  s   zJoinableQueue.__init__c                 C   s   t | | j| jf S r*   )r   r-   r   r   r,   r'   r'   r(   r-   0  s   zJoinableQueue.__getstate__c                 C   s,   t | |d d  |dd  \| _| _d S )N)r   r0   r   r   r.   r'   r'   r(   r0   3  s   zJoinableQueue.__setstate__TNc              	   C   s   | j rtd| d| j||st| j= | j! | jd u r%|   | j	
| | j  | j  W d    n1 s?w   Y  W d    d S W d    d S 1 sWw   Y  d S rE   )r=   rH   r   rI   r   r3   r   r:   rJ   r9   rK   r   rS   rL   rM   r'   r'   r(   rQ   7  s   

PzJoinableQueue.putc                 C   sf   | j & | jdstd| jj r!| j   W d    d S W d    d S 1 s,w   Y  d S )NFz!task_done() called too many times)r   r   rI   rH   r[   rb   
notify_allr,   r'   r'   r(   	task_doneD  s   "zJoinableQueue.task_donec                 C   sR   | j  | jj s| j   W d    d S W d    d S 1 s"w   Y  d S r*   )r   r   r[   rb   r   r,   r'   r'   r(   r}   K  s   "zJoinableQueue.joinr   r   )	r   r   r   r)   r-   r0   rQ   r   r}   r'   r'   r'   r(   r   )  s    

r   c                   @   sN   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd Zdd Z	e
ejZdS )r   c                C   sJ   t jdd\| _| _| | _| jj| _tj	dkrd | _
d S | | _
d S )NFr   r   )r   r   r   r   r   r   rC   rD   r   r   r   )r$   r&   r'   r'   r(   r)   V  s   



zSimpleQueue.__init__c                 C   s   | j   | j  d S r*   )r   rh   r   r,   r'   r'   r(   rh   _  s   
zSimpleQueue.closec                 C   r^   r*   r_   r,   r'   r'   r(   r`   c  ra   zSimpleQueue.emptyc                 C   s   t |  | j| j| j| jfS r*   )r	   r+   r   r   r   r   r,   r'   r'   r(   r-   f  s   
zSimpleQueue.__getstate__c                 C   s"   |\| _ | _| _| _| j j| _d S r*   )r   r   r   r   rC   rD   r.   r'   r'   r(   r0   j  s   zSimpleQueue.__setstate__c                 C   s:   | j  | j }W d    n1 sw   Y  t|S r*   )r   r   rA   rV   rW   )r$   rX   r'   r'   r(   rZ   n  s   
zSimpleQueue.getc                 C   s\   t |}| jd u r| j| d S | j | j| W d    d S 1 s'w   Y  d S r*   )rV   r   r   r   r?   rf   r'   r'   r(   rQ   t  s   

"zSimpleQueue.putN)r   r   r   r)   rh   r`   r-   r0   rZ   rQ   classmethodtypesGenericAlias__class_getitem__r'   r'   r'   r(   r   T  s    	
r   ) __all__r   r   r5   r7   rU   r   rz   r   queuer   r   Z_multiprocess_multiprocessingImportError r   r	   Z	reductionZForkingPicklerrV   utilr
   r   r   r   r   objectr   r   r   r   r'   r'   r'   r(   <module>   s0   	 z
+