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Editing: process.cpython-310.pyc
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Return process object representing the parent process )�_parent_processr r r r r 3 r r c C s* t t�D ]} | j�� d urt�| � qd S �N)r r �_popen�poll�discard)�pr r r r = s ��r c @ s e Zd ZdZdd� Zddddi fdd�dd�Zd d � Zd d � Zd d� Zdd� Z dd� Z d.dd�Z dd� Z dd� Z edd� �Zejdd� �Zed d � �Zejd d � �Zed d � �Zejd!d � �Zed"d#� �Zed$d%� �ZeZed&d'� �Zd(d)� Zd.d*d+�Zed,d-� �ZdS )/r z� Process objects represent activity that is run in a separate process The class is analogous to `threading.Thread` c C s t �r )�NotImplementedError��selfr r r �_PopenM � zBaseProcess._PopenNr )�daemonc C s� |d u sJ d��t t�}tj|f | _tj�� | _t�� | _tj | _ d | _ d| _ || _ t|�| _t|�| _|pHt| �jd d�dd� | jD �� | _|d urQ|| _t�| � d S )Nz#group argument must be None for nowF�-�:c s s � | ]}t |�V qd S r )�str)�.0�ir r r � <genexpr>^ s � z'BaseProcess.__init__.<locals>.<genexpr>)�next�_process_counterr � _identity�_config�copy�os�getpid� _parent_pid�name� _parent_namer �_closed�_target�tuple�_args�dict�_kwargs�type�__name__�join�_namer � _dangling�add)r �group�targetr) �args�kwargsr �countr r r �__init__P s" �zBaseProcess.__init__c C s | j rtd��d S )Nzprocess object is closed)r+ � ValueErrorr r r r � _check_closedc s �zBaseProcess._check_closedc C s" | j r| j | ji | j�� dS dS )zQ Method to be run in sub-process; can be overridden in sub-class N)r, r. r0 r r r r �rung s �zBaseProcess.runc C sz | � � | jdu s J d��| jt�� ksJ d��tj�d�r"J d��t� | � | �| _| jj | _ | ` | ` | `t�| � dS )z% Start child process Nz cannot start a process twicez:can only start a process object created by current processr z3daemonic processes are not allowed to have children)r> r r( r& r' r r$ �getr r �sentinel� _sentinelr, r. r0 r r6 r r r r �startn s �� zBaseProcess.startc C � | � � | j�� dS )zT Terminate process; sends SIGTERM signal or uses TerminateProcess() N)r> r � terminater r r r rE � � zBaseProcess.terminatec C rD )zT Terminate process; sends SIGKILL signal or uses TerminateProcess() N)r> r �killr r r r rG � rF zBaseProcess.killc C sV | � � | jt�� ksJ d��| jdusJ d��| j�|�}|dur)t�| � dS dS )z5 Wait until child process terminates z can only join a child processNz can only join a started process)r> r( r& r' r �waitr r )r �timeout�resr r r r3 � s �zBaseProcess.joinc C s\ | � � | tu r dS | jt�� ksJ d��| jdu r dS | j�� }|du r'dS t�| � dS )z1 Return whether process is alive Tz can only test a child processNF) r> r r( r& r' r r r r )r � returncoder r r �is_alive� s zBaseProcess.is_alivec C sH | j dur | j �� du rtd��| 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)r r r= �closerB r r r+ r r r r rM � s zBaseProcess.closec C � | j S r )r4 r r r r r) � � zBaseProcess.namec C s t |t�s J d��|| _d S )Nzname must be a string)� isinstancer r4 )r r) r r r r) � s c C s | j �dd�S )z4 Return whether process is a daemon r F)r$ r@ r r r r r � s zBaseProcess.daemonc C s | j du s J d��|| jd< dS )z1 Set whether process is a daemon Nzprocess has already startedr )r r$ )r �daemonicr r r r � s c C s | j d S )N�authkey)r$ r r r r rR � s zBaseProcess.authkeyc C s t |�| jd< dS )z2 Set authorization key of process rR N)�AuthenticationStringr$ )r rR r r r rR � 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 r t�� S | jo| jjS )zU Return identifier (PID) of process or `None` if it has yet to start )r> r r& r' r �pidr r r r �ident� s zBaseProcess.identc C s* | � � z| jW S ty td�d�w )z{ Return a file descriptor (Unix) or handle (Windows) suitable for waiting for process termination. zprocess not startedN)r> rB �AttributeErrorr= r r r r rA � s �zBaseProcess.sentinelc C s� d }| t u r d}n&| jrd}n | jt�� krd}n| jd u r!d}n| j�� }|d ur-d}nd}t| �jd| j g}| jd urG|� d| jj � |� d| j � |� |� |d uret � ||�}|� d | � | jrm|� d � d d �|� S ) N�started�closed�unknown�initial�stoppedzname=%rzpid=%sz parent=%sz exitcode=%sr z<%s>� )r r+ r( r& r' r r r1 r2 r4 �appendrU �_exitcode_to_namer@ r r3 )r rT �status�infor r r �__repr__ s0 zBaseProcess.__repr__c C s� ddl m}m} z�zO| jd ur|�| j� t�d�at� a |� � t }| a t | j | j|�atjr6t�� �� z| �� W ~n~w |�d� z | �� d}W |�� n|�� w W nY ty� } z%|jd u rhd}nt|jt�rr|j}n t j � t |j�d � d}W Y d }~n?d }~w d}dd l }t j � d| j! � |�"� Y W t�#� |�d| � |�$� |S W t�#� |�d| � |�$� |S W t�#� |�d| � |�$� |S t�#� |�d| � |�$� w )N� )�util�contextz child process calling self.run()r � z Process %s: z process exiting with exitcode %d)%� rd re � _start_method�_force_start_method� itertoolsr; r" �setr � _close_stdinr �_ParentProcessr* r( r � threading�_HAVE_THREAD_NATIVE_ID� main_thread�_set_native_id� _after_forkra r? �_exit_function� SystemExit�coderP �int�sys�stderr�writer � tracebackr) � print_exc� _shutdown�_flush_std_streams)r �parent_sentinelrd re � old_processrT �erz r r r � _bootstrap" sh � � ���� zBaseProcess._bootstrapc C s" ddl m} | j�� | �� d S )Nrc �rd )rg rd �_finalizer_registry�clear�_run_after_forkersr� r r r rr R s zBaseProcess._after_forkr )r2 � __module__� __qualname__�__doc__r r< r> r? rC rE rG r3 rL rM �propertyr) �setterr rR rT rV rU rA rb r� � staticmethodrr r r r r r G sJ � 0r c @ s e Zd Zdd� ZdS )rS c C s, ddl m} |� d u rtd��tt| �ffS )Nrc )�get_spawning_popenzJPickling an AuthenticationString object is disallowed for security reasons)re r� � TypeErrorrS �bytes)r r� r r r � __reduce__^ s �z AuthenticationString.__reduce__N)r2 r� r� r� r r r r rS ] s rS c @ s6 e Zd Zdd� Zdd� Zedd� �Zd dd �ZeZdS ) rm c C s4 d| _ || _|| _d | _d | _d| _|| _i | _d S )Nr F)r# r4 �_pidr( r r+ rB r$ )r r) rU rA r r r r< n s z_ParentProcess.__init__c C s ddl m} || jgdd� S )Nr �rH �rI ��multiprocessing.connectionrH rB )r rH r r r rL x s z_ParentProcess.is_alivec C rN r )r� r r r r rV | rO z_ParentProcess.identNc C s ddl m} || jg|d� dS )z6 Wait until parent process terminates r r� r� Nr� )r rI rH r r r r3 � s z_ParentProcess.joinr ) r2 r� r� r< rL r� rV r3 rU r r r r rm l s rm c @ s e Zd Zdd� Zdd� ZdS )� _MainProcessc C s8 d| _ d| _d | _d | _d| _tt�d��dd�| _d S )Nr � MainProcessF� z/mp)rR � semprefix) r# r4 r( r r+ rS r& �urandomr$ r r r r r< � s �z_MainProcess.__init__c C s d S r r r r r r rM � r z_MainProcess.closeN)r2 r� r� r< rM r r r r r� � s r� rc � �SIG�_r )$�__all__r& rw �signalrj rn � _weakrefsetr �path�abspath�getcwd� ORIGINAL_DIR�OSErrorr r r r �objectr r� rS rm r� r r r; r" rk r r_ r �__dict__�itemsr) �signumr5 r r r r �<module> sB � ! �
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