a XC?h�.�@s2gd�ZddlZddlZddlZddlZddlZddlmZzej� e� ��Z Wne yfdZ Yn0dd�Z dd�Zdd �Zd d �ZGd d �d e�ZGdd�de�ZGdd�de�ZGdd�de�Zdae�ae�d�ae�a[iZeej� ��D]0\Z!Z"e!dd�dkr�de!vr�de!��ee" <q�e�Z#dS))� BaseProcess�current_process�active_children�parent_process�N)�WeakSetcCstS)z@ Return process object representing the current process )�_current_process�rr�^�z'BaseProcess.__init__..)�next�_process_counterr� _identity�_config�copy�os�getpid� _parent_pid�name� _parent_namer�_closed�_target�tuple�_args�dict�_kwargs�type�__name__�join�_namer� _dangling�add)r�group�targetr'�args�kwargsr�countrrr �__init__Ps     �zBaseProcess.__init__cCs|jrtd��dS)Nzprocess object is closed)r)� ValueErrorrrrr � _check_closedcszBaseProcess._check_closedcCs|jr|j|ji|j��dS)zQ Method to be run in sub-process; can be overridden in sub-class N)r*r,r.rrrr �rungszBaseProcess.runcCs>|��t�|�|�|_|jj|_|`|`|`t � |�dS)z% Start child process N) r<r rr�sentinel� _sentinelr*r,r.r r4rrrr �startns    zBaseProcess.startcCs|��|j��dS)zT Terminate process; sends SIGTERM signal or uses TerminateProcess() N)r<r� terminaterrrr rA�szBaseProcess.terminatecCs|��|j��dS)zT Terminate process; sends SIGKILL signal or uses TerminateProcess() N)r<r�killrrrr rB�szBaseProcess.killcCs*|��|j�|�}|dur&t�|�dS)z5 Wait until child process terminates N)r<r�waitr r)r�timeout�resrrr r1�s zBaseProcess.joincCsJ|��|turdS|jdur"dS|j��}|dur8dSt�|�dSdS)z1 Return whether process is alive TNF)r<rrrr r)r� returncoderrr �is_alive�s   zBaseProcess.is_alivecCsH|jdur>|j��dur td��|j��d|_|`t�|�d|_dS)z� Close the Process object. This method releases resources held by the Process object. It is an error to call this method if the child process is still running. Nz^Cannot close a process while it is still running. You should first call join() or terminate().T)rrr;�closer?r rr)rrrr rH�s   zBaseProcess.closecCs|jSr�r2rrrr r'�szBaseProcess.namecCs ||_dSrrI)rr'rrr r'�scCs|j�dd�S)z4 Return whether process is a daemon rF)r"�getrrrr r�szBaseProcess.daemoncCs||jd<dS)z1 Set whether process is a daemon rN�r")rZdaemonicrrr r�scCs |jdS)N�authkeyrKrrrr rL�szBaseProcess.authkeycCst|�|jd<dS)z2 Set authorization key of process rLN)�AuthenticationStringr")rrLrrr rL�scCs"|��|jdur|jS|j��S)zM Return exit code of process or `None` if it has yet to stop N)r<rrrrrr �exitcode�s zBaseProcess.exitcodecCs*|��|turt��S|jo$|jjSdS)zU Return identifier (PID) of process or `None` if it has yet to start N)r<rr$r%r�pidrrrr �ident�szBaseProcess.identcCs2|��z|jWSty,td�d�Yn0dS)z{ Return a file descriptor (Unix) or handle (Windows) suitable for waiting for process termination. zprocess not startedN)r<r?�AttributeErrorr;rrrr r>�s  zBaseProcess.sentinelcCs�d}|turd}nL|jrd}n@|jt��kr2d}n,|jdurBd}n|j��}|durZd}nd}t|�jd|j g}|jdur�|� d|jj �|� d|j�|� |�|dur�t � ||�}|� d |�|jr�|� d �d d �|�S) NZstarted�closed�unknown�initialZstoppedzname=%rzpid=%sz parent=%sz exitcode=%srz<%s>� )rr)r&r$r%rrr/r0r2�appendrO�_exitcode_to_namerJrr1)rrNZstatus�inforrr �__repr__s0      zBaseProcess.__repr__c Cs�ddlm}m}�z`z�|jdur,|�|j�t�d�at�a |� �t }|a t |j |j|�atjrnt����z|j��|��W~n~0|�d�z|��d}W|��n |��0Wn�t�y }zJ|jdur�d}n.t|jt�r�|j}ntj� t!|j�d�d}WYd}~n:d}~0d}ddl"}tj� d|j#�|�$�Yn0Wt�%�|�d|�|�&�n t�%�|�d|�|�&�0|S)N�)�util�contextz child process calling self.run()r� z Process %s: z process exiting with exitcode %d)'�r[r\Z _start_methodZ_force_start_method� itertoolsr9r �setr Z _close_stdinr�_ParentProcessr(r&r � threadingZ_HAVE_THREAD_NATIVE_IDZ main_threadZ_set_native_idZ_finalizer_registry�clearZ_run_after_forkersrXr=Z_exit_function� SystemExit�code� isinstance�int�sys�stderr�writer� tracebackr'� print_excZ _shutdownZ_flush_std_streams)rZparent_sentinelr[r\Z old_processrN�erkrrr � _bootstrap"sT    �       � zBaseProcess._bootstrap)N)N)r0� __module__� __qualname__�__doc__rr:r<r=r@rArBr1rGrH�propertyr'�setterrrLrNrPrOr>rYrnrrrr rGsD �           rc@seZdZdd�ZdS)rMcCs,ddlm}|�durtd��tt|�ffS)NrZ)�get_spawning_popenzJPickling an AuthenticationString object is disallowed for security reasons)r\rt� TypeErrorrM�bytes)rrtrrr � __reduce__Xs   �zAuthenticationString.__reduce__N)r0rorprwrrrr rMWsrMc@s6eZdZdd�Zdd�Zedd��Zd dd �ZeZdS) racCs4d|_||_||_d|_d|_d|_||_i|_dS)NrF)r!r2�_pidr&rr)r?r")rr'rOr>rrr r:hsz_ParentProcess.__init__cCsddlm}||jgdd� S)Nr�rC�rD�Zmultiprocessing.connectionrCr?)rrCrrr rGrs z_ParentProcess.is_alivecCs|jSr)rxrrrr rPvsz_ParentProcess.identNcCs ddlm}||jg|d�dS)z6 Wait until parent process terminates rryrzNr{)rrDrCrrr r1zs z_ParentProcess.join)N) r0rorpr:rGrrrPr1rOrrrr rafs    rac@seZdZdd�Zdd�ZdS)� _MainProcesscCs8d|_d|_d|_d|_d|_tt�d��dd�|_dS)NrZ MainProcessF� z/mp)rLZ semprefix) r!r2r&rr)rMr$�urandomr"rrrr r:�s �z_MainProcess.__init__cCsdSrrrrrr rH�sz_MainProcess.closeN)r0rorpr:rHrrrr r|�sr|rZ�ZSIG�_r)$�__all__r$rh�signalr_rbZ _weakrefsetr�path�abspath�getcwdZ ORIGINAL_DIR�OSErrorrrrr �objectrrvrMrar|r rr9r r`r rWr �__dict__�itemsr'Zsignumr3rrrr � s<     !