a
    If>                     @   sP   g d Z ddlmZ dgZG dd deZdd Zdd	d
ZG dd deZdS ))ClientListenerPipe    )QueueNc                   @   sB   e Zd ZdddZdd Zdd Zed	d
 Zdd Zdd Z	dS )r   N   c                 C   s   t || _d S N)r   _backlog_queue)selfaddressZfamilyZbacklog r   1lib/python3.9/multiprocessing/dummy/connection.py__init__   s    zListener.__init__c                 C   s   t | j  S r   )
Connectionr   getr	   r   r   r   accept   s    zListener.acceptc                 C   s
   d | _ d S r   r   r   r   r   r   close   s    zListener.closec                 C   s   | j S r   r   r   r   r   r   r
      s    zListener.addressc                 C   s   | S r   r   r   r   r   r   	__enter__!   s    zListener.__enter__c                 C   s   |    d S r   r   r	   exc_type	exc_valueZexc_tbr   r   r   __exit__$   s    zListener.__exit__)NNr   )
__name__
__module____qualname__r   r   r   propertyr
   r   r   r   r   r   r   r      s   

r   c                 C   s&   t  t   }}| ||f t||S r   )r   putr   )r
   _in_outr   r   r   r   (   s    r   Tc                 C   s"   t  t   }}t||t||fS r   )r   r   )Zduplexabr   r   r   r   .   s    r   c                   @   s6   e Zd Zdd ZdddZdd Zdd	 Zd
d ZdS )r   c                 C   s,   || _ || _|j | _| _|j | _| _d S r   )r    r   r   sendZ
send_bytesr   ZrecvZ
recv_bytes)r	   r   r    r   r   r   r   5   s    zConnection.__init__        c                 C   sb   | j  dkrdS |dkrdS | j j | j j| W d    n1 sJ0    Y  | j  dkS )Nr   Tr$   F)r   ZqsizeZ	not_emptywait)r	   Ztimeoutr   r   r   poll;   s    
,zConnection.pollc                 C   s   d S r   r   r   r   r   r   r   D   s    zConnection.closec                 C   s   | S r   r   r   r   r   r   r   G   s    zConnection.__enter__c                 C   s   |    d S r   r   r   r   r   r   r   J   s    zConnection.__exit__N)r$   )r   r   r   r   r&   r   r   r   r   r   r   r   r   3   s
   
	r   )T)	__all__Zqueuer   Zfamiliesobjectr   r   r   r   r   r   r   r   <module>
   s   
