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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)r r r; �closer? r r r) r r r r rH � s zBaseProcess.closec C s | j S r �r2 r r r r r' � s zBaseProcess.namec C s || _ d S r rI )r r' r r r r' � s c C s | j �dd�S )z4 Return whether process is a daemon r F)r" �getr r r r r � s zBaseProcess.daemonc C s || j d< dS )z1 Set whether process is a daemon r N�r" )r Zdaemonicr r r r � s c C s | j d S )N�authkeyrK r r r r rL � s zBaseProcess.authkeyc C s t |�| jd< dS )z2 Set authorization key of process rL N)�AuthenticationStringr" )r rL r r r rL � s c C s" | � � | jdu r| jS | j�� S )zM Return exit code of process or `None` if it has yet to stop N)r< r r r r r r �exitcode� s zBaseProcess.exitcodec C s* | � � | tu rt�� S | jo$| jjS dS )zU Return identifier (PID) of process or `None` if it has yet to start N)r< r r$ r% r �pidr r r r �ident� s zBaseProcess.identc C s2 | � � z| jW S ty, td�d�Y n0 dS )z{ Return a file descriptor (Unix) or handle (Windows) suitable for waiting for process termination. zprocess not startedN)r< r? �AttributeErrorr; r r r r r> � s zBaseProcess.sentinelc C s� d }| t u rd}nL| jr d}n@| jt�� kr2d}n,| jd u rBd}n | j�� }|d urZd}nd}t| �jd| j g}| jd ur�|� d| jj � |� d| j � |� |� |d ur�t � ||�}|� d | � | jr�|� d � d d �|� S ) NZstarted�closed�unknown�initialZstoppedzname=%rzpid=%sz parent=%sz exitcode=%sr z<%s>� )r r) r& r$ r% r r r/ r0 r2 �appendrO �_exitcode_to_namerJ r r1 )r rN Zstatus�infor r r �__repr__ s0 zBaseProcess.__repr__c C s� ddl m}m} �z`z�| jd ur,|�| j� t�d�at� a |� � t }| a t | j | j|�atjrnt�� �� z|j�� |�� W ~n~0 |�d� z| �� d}W |�� n |�� 0 W n� t�y } zJ|jd u r�d}n.t |jt �r�|j}nt j � t!|j�d � d}W Y d }~n:d }~0 d}dd l"}t j � d| j# � |�$� Y n0 W t�%� |�d| � |�&� n t�%� |�d| � |�&� 0 |S )N� )�util�contextz child process calling self.run()r � z Process %s: z process exiting with exitcode %d)'� r[ r\ Z _start_methodZ_force_start_method� itertoolsr9 r �setr Z _close_stdinr �_ParentProcessr( r& r � threadingZ_HAVE_THREAD_NATIVE_IDZ main_threadZ_set_native_idZ_finalizer_registry�clearZ_run_after_forkersrX r= Z_exit_function� SystemExit�code� isinstance�int�sys�stderr�writer � tracebackr' � print_excZ _shutdownZ_flush_std_streams)r Zparent_sentinelr[ r\ Z old_processrN �erk r r r � _bootstrap" sT � � zBaseProcess._bootstrap)N)N)r0 � __module__� __qualname__�__doc__r r: r< r= r@ rA rB r1 rG rH �propertyr' �setterr rL rN rP rO r> rY rn r r r r r G sD � r c @ s e Zd Zdd� ZdS )rM c C s, ddl m} |� d u r td��tt| �ffS )NrZ )�get_spawning_popenzJPickling an AuthenticationString object is disallowed for security reasons)r\ rt � TypeErrorrM �bytes)r rt r r r � __reduce__X s �z AuthenticationString.__reduce__N)r0 ro rp rw r r r r rM W s rM c @ s6 e Zd Zdd� Zdd� Zedd� �Zd dd �ZeZdS ) ra c C s4 d| _ || _|| _d | _d | _d| _|| _i | _d S )Nr F)r! r2 �_pidr& r r) r? r" )r r' rO r> r r r r: h s z_ParentProcess.__init__c C s ddl m} || jgdd� S )Nr �rC �rD �Zmultiprocessing.connectionrC r? )r rC r r r rG r s z_ParentProcess.is_alivec C s | j S r )rx r r r r rP v s z_ParentProcess.identNc C s ddl m} || jg|d� dS )z6 Wait until parent process terminates r ry rz Nr{ )r rD rC r r r r1 z s z_ParentProcess.join)N) r0 ro rp r: rG rr rP r1 rO r r r r ra f s ra c @ s e Zd Zdd� Zdd� ZdS )� _MainProcessc C s8 d| _ d| _d | _d | _d| _tt�d��dd�| _d S )Nr Z MainProcessF� z/mp)rL Z semprefix) r! r2 r& r r) rM r$ �urandomr" r r r r r: � s �z_MainProcess.__init__c C s d S r r r r r r rH � s z_MainProcess.closeN)r0 ro rp r: rH r r r r r| � s r| rZ � ZSIG�_r )$�__all__r$ rh �signalr_ rb Z _weakrefsetr �path�abspath�getcwdZ ORIGINAL_DIR�OSErrorr r r r �objectr rv rM ra r| r r r9 r r` r rW r �__dict__�itemsr' Zsignumr3 r r r r �<module> s< !
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