spawn.pyc
1 o 2 5�Hcy% � @ s d dl Z d dlZd dlZd dlZddlmZmZ ddlmZ ddlm Z ddlm 3 Z 4 g d�Z ej dkr8d Z d Zneed 5 d �Z ej�� �d �ZerQe j�ejd �anejad d� Zdd� Zdd� Zdd� Zdd� Zd'dd�Z dd� Z dd � Z d d � Z g Z d d � Z!d!d"� Z"d#d$� Z#d%d&� Z$dS )(� N� )�get_start_method�set_start_method)�process)� reduction)�util)�_main�freeze_support�set_executable�get_executable�get_preparation_data�get_command_line�import_main_path�win32F�frozenzpythonservice.exez 6 python.exec C s | a d S �N�� _python_exe)�exe� r �}C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.10_3.10.2800.0_x64__qbz5n2kfra8p0\lib\multiprocessing\spawn.pyr 7 ) s r 8 c C s t S r r r r r r r - s r c C s t | �dkr| d dkrdS dS )z= 9 Return whether commandline indicates we are forking 10 � r �--multiprocessing-forkTF)�len)�argvr r r � 11 is_forking4 s r c C sl t tj�r4i } tjdd� D ]}|�d�\}}|dkr d| |< qt|�| |< qtdi | �� t�� dS dS )zE 12 Run code for process object if this in not the main process 13 r N�=�Noner )r �sysr �split�int� 14 spawn_main�exit)�kwds�arg�name�valuer r r r > s 15 16 �r c K sd t tdd�rtjdgdd� | �� D � S d}|d�dd � | �� D ��; }t�� }tg| d 17 |dg S ) zJ 18 Returns prefix of command line used for spawning a child process 19 r Fr c S s g | ]}d | �qS )�%s=%rr ��.0�itemr r r � 20 <listcomp>T s z$get_command_line.<locals>.<listcomp>z<from multiprocessing.spawn import spawn_main; spawn_main(%s)z, c s s � | ]}d | V qdS )r' Nr r( r r r � <genexpr>W s � z#get_command_line.<locals>.<genexpr>z-c)�getattrr � 21 executable�items�joinr � _args_from_interpreter_flagsr )r# �prog�optsr r r r N s � r c C s� t tj�s J d��tjdkr9ddl}ddl}|dur&|�|j|jB d|�}nd}t j 22 | |d�}|� |t j �}|}nddlm} || j_| }t �| �}t||�} 23 t�| 24 � dS ) z7 25 Run code specified by data received over pipe 26 z Not forkingr r NF)�source_processr )�resource_tracker)r r r �platform�msvcrt�_winapi� OpenProcess� SYNCHRONIZE�PROCESS_DUP_HANDLEr � duplicate�open_osfhandle�os�O_RDONLY� r5 �_resource_tracker�_fd�dupr r" ) � pipe_handle� 27 parent_pid� 28 tracker_fdr7 r8 r4 � 29 new_handle�fd�parent_sentinelr5 �exitcoder r r r! \ s* 30 31 �� 32 33 r! c C s| t j| ddd��)}dt�� _ztj�|�}t|� tj�|�}W t�� `nt�� `w W d � n1 s4w Y |� |�S )N�rbT)�closefd) 34 r> �fdopenr �current_process� _inheritingr �pickle�load�prepare� 35 _bootstrap)rH rI Z from_parentZpreparation_data�selfr r r r x s 36 � 37 r c C s t t�� dd�r td��d S )NrO Fa 38 An attempt has been made to start a new process before the 39 current process has finished its bootstrapping phase. 40 41 This probably means that you are not using fork to start your 42 child processes and you have forgotten to use the proper idiom 43 in the main module: 44 45 if __name__ == '__main__': 46 freeze_support() 47 ... 48 49 The "freeze_support()" line can be omitted if the program 50 is not going to be frozen to produce an executable.)r- r rN � RuntimeErrorr r r r �_check_not_importing_main� s �rV c C s t � ttjt�� jd�}tjdurtj�� |d< t j 51 � � }z|� d�}W n t y. Y nw tj||< |j| |t jtjt�� t� d� t jd }t|jdd�}|durZ||d< |S t jd kscts�ts�t|d 52 d�}|dur�tj 53 �|�s�tjdur�tj 54 �tj|�}tj 55 � |�|d < |S ) zM 56 Return info about parent needed by child to unpickle process object 57 )� log_to_stderr�authkeyN� log_levelr@ )r% �sys_path�sys_argv�orig_dir�dir� start_method�__main__r% �init_main_from_namer �__file__�init_main_from_path) rV �dictr �_log_to_stderrr rN rX �_logger�getEffectiveLevelr �path�copy�index� 58 ValueError� ORIGINAL_DIR�updater r> �getcwdr �modulesr- �__spec__r6 �WINEXE� 59 WINSERVICE�isabsr0 �normpath)r% �drZ �i� main_module� main_mod_name� main_pathr r r r � sF � 60 61 � 62 � 63 � 64 r c C s� d| v r | d t �� _d| v r| d t �� _d| v r"| d r"t�� d| v r/t�� �| d � d| v r8| d t_ d| v rA| d t_ 65 d| v rLt � | d � d| v rU| d t _ d | v rat| d d 66 d � d | v rmt| d � dS d | v ryt| d � dS dS )zE 67 Try to get current process ready to unpickle process object 68 r% rX rW rY rZ r[ r] r\ r^ T)�forcer` rb N)r rN r% rX r rW � 69 get_logger�setLevelr rg r r> �chdirrk r �_fixup_main_from_name�_fixup_main_from_path)�datar r r rR � s. 70 71 72 �rR c C s~ t jd }| dks| �d�rd S t|jdd �| krd S t�|� t�d�}t j 73 | ddd�}|j � |� | t jd< t jd< d S )Nr_ z .__main__r% � __mp_main__T)�run_name� alter_sys) r rn �endswithr- ro �old_main_modules�append�types� 74 ModuleType�runpy� 75 run_module�__dict__rl )�mod_name� current_mainrv � main_contentr r r r} � s 76 77 78 � r} c C s� t jd }tj�tj�| ��d }|dkrd S t|dd �| kr!d S t�|� t � 79 d�}t j | dd�}|j �|� | t jd< t jd< d S )Nr_ r �ipythonra r� )r� )r rn r> rg �splitext�basenamer- r� r� r� r� r� �run_pathr� rl )rx r� � main_namerv r� r r r r~ s 80 81 82 � r~ c C s t | � dS )z< 83 Set sys.modules['__main__'] to module at main_path 84 N)r~ )rx r r r r % s r )NN)%r> r r� r� r@ r r r �contextr r �__all__r6 rp rq r- r. �lowerr� rg r0 � exec_prefixr r 85 r r r r r! r rV r r� rR r} r~ r r r r r �<module> s> 86 87 88 89 2&