B
    0*\n#                 @   sx   d dl Z d dlZd dlZddlmZ ddlmZ ddlmZ G dd dejZ	G dd	 d	ej
ZG d
d deejZdS )    N   )	protocols)
transports)loggerc                   s   e Zd Zd0 f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dd Zdd Zdd Zdd Zdd Zd d! Zd"d# Zd$d% Zd&d' Zd(d) Zd*d+ Zd,d- Zd.d/ Z  ZS )1BaseSubprocessTransportNc          	      s&  t  |
 d| _|| _|| _d | _d | _d | _g | _t	
 | _i | _d| _|tjkr`d | jd< |tjkrtd | jd< |tjkrd | jd< y"| jf ||||||d| W n   |    Y nX | jj| _| j| jd< | j rt|ttfr|}n|d }td|| j | j| |	 d S )NFr   r      )argsshellstdinstdoutstderrbufsize
subprocesszprocess %r created: pid %s)super__init___closed	_protocol_loop_proc_pid_returncode_exit_waiterscollectionsdeque_pending_calls_pipes	_finishedr   PIPE_startcloseZpidZ_extra	get_debug
isinstancebytesstrr   debugZcreate_task_connect_pipes)selfloopprotocolr   r	   r
   r   r   r   waiterZextrakwargsZprogram)	__class__ BC:\ALexclude\prg\programme\Python37\Lib\asyncio\base_subprocess.pyr      s@    








z BaseSubprocessTransport.__init__c             C   s  | j jg}| jr|d | jd k	r6|d| j  | jd k	rT|d| j  n | jd k	rj|d n
|d | jd}|d k	r|d|j  | jd}| jd	}|d k	r||kr|d
|j  n6|d k	r|d|j  |d k	r|d|j  d	d
|S )Nclosedzpid=zreturncode=Zrunningznot startedr   zstdin=r   r   zstdout=stderr=zstdout=zstderr=z<{}> )r+   __name__r   appendr   r   r   getpipeformatjoin)r&   infor
   r   r   r,   r,   r-   __repr__7   s,    






z BaseSubprocessTransport.__repr__c             K   s   t d S )N)NotImplementedError)r&   r   r	   r
   r   r   r   r*   r,   r,   r-   r   T   s    zBaseSubprocessTransport._startc             C   s
   || _ d S )N)r   )r&   r(   r,   r,   r-   set_protocolW   s    z$BaseSubprocessTransport.set_protocolc             C   s   | j S )N)r   )r&   r,   r,   r-   get_protocolZ   s    z$BaseSubprocessTransport.get_protocolc             C   s   | j S )N)r   )r&   r,   r,   r-   
is_closing]   s    z"BaseSubprocessTransport.is_closingc             C   s   | j r
d S d| _ x&| j D ]}|d kr*q|j  qW | jd k	r| jd kr| j d kr| j	 rpt
d|  y| j  W n tk
r   Y nX d S )NTz$Close running child process: kill %r)r   r   valuesr3   r   r   r   Zpollr   r    r   ZwarningkillProcessLookupError)r&   protor,   r,   r-   r   `   s     


zBaseSubprocessTransport.closec             C   s(   | j s$tjd| t| d |   d S )Nzunclosed transport )source)r   warningswarnResourceWarningr   )r&   r,   r,   r-   __del__{   s    zBaseSubprocessTransport.__del__c             C   s   | j S )N)r   )r&   r,   r,   r-   get_pid   s    zBaseSubprocessTransport.get_pidc             C   s   | j S )N)r   )r&   r,   r,   r-   get_returncode   s    z&BaseSubprocessTransport.get_returncodec             C   s   || j kr| j | jS d S d S )N)r   r3   )r&   fdr,   r,   r-   get_pipe_transport   s    
z*BaseSubprocessTransport.get_pipe_transportc             C   s   | j d krt d S )N)r   r>   )r&   r,   r,   r-   _check_proc   s    
z#BaseSubprocessTransport._check_procc             C   s   |    | j| d S )N)rI   r   send_signal)r&   signalr,   r,   r-   rJ      s    z#BaseSubprocessTransport.send_signalc             C   s   |    | j  d S )N)rI   r   	terminate)r&   r,   r,   r-   rL      s    z!BaseSubprocessTransport.terminatec             C   s   |    | j  d S )N)rI   r   r=   )r&   r,   r,   r-   r=      s    zBaseSubprocessTransport.killc       	   
      sL  y j } j}|jd k	rB| fdd|jI d H \}}| jd< |jd k	rv| fdd|jI d H \}}| jd< |jd k	r| fdd|jI d H \}}| jd< | j	j
  x" jD ]\}}|j|f|  qW d  _W nB tk
r( } z"|d k	r| s|| W d d }~X Y n X |d k	rH| sH|d  d S )Nc                  s
   t  dS )Nr   )WriteSubprocessPipeProtor,   )r&   r,   r-   <lambda>       z8BaseSubprocessTransport._connect_pipes.<locals>.<lambda>r   c                  s
   t  dS )Nr   )ReadSubprocessPipeProtor,   )r&   r,   r-   rN      rO   r   c                  s
   t  dS )Nr   )rP   r,   )r&   r,   r-   rN      rO   r   )r   r   r
   Zconnect_write_piper   r   Zconnect_read_piper   	call_soonr   connection_mader   	Exception	cancelledZset_exception
set_result)	r&   r)   procr'   _r3   callbackdataexcr,   )r&   r-   r%      s6    









z&BaseSubprocessTransport._connect_pipesc             G   s2   | j d k	r| j ||f n| jj|f|  d S )N)r   r1   r   rQ   )r&   cbrY   r,   r,   r-   _call   s    
zBaseSubprocessTransport._callc             C   s   |  | jj|| |   d S )N)r\   r   Zpipe_connection_lost_try_finish)r&   rG   rZ   r,   r,   r-   _pipe_connection_lost   s    z-BaseSubprocessTransport._pipe_connection_lostc             C   s   |  | jj|| d S )N)r\   r   Zpipe_data_received)r&   rG   rY   r,   r,   r-   _pipe_data_received   s    z+BaseSubprocessTransport._pipe_data_receivedc             C   st   | j  rtd| | || _| jjd kr2|| j_| | jj	 | 
  x | jD ]}| sP|| qPW d | _d S )Nz%r exited with return code %r)r   r    r   r6   r   r   
returncoder\   r   Zprocess_exitedr]   r   rT   rU   )r&   r`   r)   r,   r,   r-   _process_exited   s    
z'BaseSubprocessTransport._process_exitedc                s0   | j d k	r| j S | j }| j| |I d H S )N)r   r   Zcreate_futurer   r1   )r&   r)   r,   r,   r-   _wait   s
    

zBaseSubprocessTransport._waitc             C   s>   | j d krd S tdd | j D r:d| _| | jd  d S )Nc             s   s   | ]}|d k	o|j V  qd S )N)disconnected).0pr,   r,   r-   	<genexpr>   s   z6BaseSubprocessTransport._try_finish.<locals>.<genexpr>T)r   allr   r<   r   r\   _call_connection_lost)r&   r,   r,   r-   r]      s    
z#BaseSubprocessTransport._try_finishc             C   s*   z| j | W d d | _d | _d | _ X d S )N)r   connection_lostr   r   )r&   rZ   r,   r,   r-   rh      s
    z-BaseSubprocessTransport._call_connection_lost)NN)r0   
__module____qualname__r   r7   r   r9   r:   r;   r   rD   rE   rF   rH   rI   rJ   rL   r=   r%   r\   r^   r_   ra   rb   r]   rh   __classcell__r,   r,   )r+   r-   r   
   s.   )$	r   c               @   s<   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd ZdS )rM   c             C   s   || _ || _d | _d| _d S )NF)rV   rG   r3   rc   )r&   rV   rG   r,   r,   r-   r      s    z!WriteSubprocessPipeProto.__init__c             C   s
   || _ d S )N)r3   )r&   Z	transportr,   r,   r-   rR     s    z(WriteSubprocessPipeProto.connection_madec             C   s    d| j j d| j d| jdS )N<z fd=z pipe=>)r+   r0   rG   r3   )r&   r,   r,   r-   r7   	  s    z!WriteSubprocessPipeProto.__repr__c             C   s    d| _ | j| j| d | _d S )NT)rc   rV   r^   rG   )r&   rZ   r,   r,   r-   ri     s    z(WriteSubprocessPipeProto.connection_lostc             C   s   | j j  d S )N)rV   r   pause_writing)r&   r,   r,   r-   ro     s    z&WriteSubprocessPipeProto.pause_writingc             C   s   | j j  d S )N)rV   r   resume_writing)r&   r,   r,   r-   rp     s    z'WriteSubprocessPipeProto.resume_writingN)	r0   rj   rk   r   rR   r7   ri   ro   rp   r,   r,   r,   r-   rM      s   rM   c               @   s   e Zd Zdd ZdS )rP   c             C   s   | j | j| d S )N)rV   r_   rG   )r&   rY   r,   r,   r-   data_received  s    z%ReadSubprocessPipeProto.data_receivedN)r0   rj   rk   rq   r,   r,   r,   r-   rP     s   rP   )r   r   rA    r   r   logr   ZSubprocessTransportr   ZBaseProtocolrM   ZProtocolrP   r,   r,   r,   r-   <module>   s    u