o
    h	                     @   sv   d Z ddlZddlZddlZg dZG dd dZG dd dZG dd	 d	Zejd
kr0eZ	dS ejdkr9eZ	dS dS )zq
Helper functions for interacting with the shell, and consuming shell-style
parameters provided in config files.
    N)WindowsParserPosixParserNativeParserc                   @   (   e Zd ZdZedd Zedd ZdS )CommandLineParsera  
    An object that knows how to split and join command-line arguments.

    It must be true that ``argv == split(join(argv))`` for all ``argv``.
    The reverse neednt be true - `join(split(cmd))` may result in the addition
    or removal of unnecessary escaping.
    c                 C      t )z5 Join a list of arguments into a command line string NotImplementedErrorargv r   p/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/numpy/distutils/_shell_utils.pyjoin      zCommandLineParser.joinc                 C   r   )z6 Split a command line string into a list of arguments r   cmdr   r   r   split   r   zCommandLineParser.splitN__name__
__module____qualname____doc__staticmethodr   r   r   r   r   r   r      s    
r   c                   @   r   )r   z
    The parsing behavior used by `subprocess.call("string")` on Windows, which
    matches the Microsoft C/C++ runtime.

    Note that this is _not_ the behavior of cmd.
    c                 C   s
   t | S N)
subprocesslist2cmdliner
   r   r   r   r   &   s   
zWindowsParser.joinc                    s   dd l }z|j W n	 ty   tw | sg S d|  } |jjj}||j|_|j||j	f|_
|	 }|| ||  fddt|jD }|jj rRJ |d dksZJ |dd  S )Nr   zdummy c                    s   g | ]} | qS r   r   ).0ilpargsr   r   
<listcomp>?   s    z'WindowsParser.split.<locals>.<listcomp>dummy   )ctypeswindllAttributeErrorr	   shell32CommandLineToArgvWPOINTER	c_wchar_prestypec_intargtypesbyrefrangevaluekernel32	LocalFree)r   r#   r'   nargsargsr   r   r   r   +   s$   

zWindowsParser.splitNr   r   r   r   r   r      s    
r   c                   @   r   )r   zX
    The parsing behavior used by `subprocess.call("string", shell=True)` on Posix.
    c                 C   s   d dd | D S )N c                 s   s    | ]}t |V  qd S r   )shlexquote)r   argr   r   r   	<genexpr>M   s    z#PosixParser.join.<locals>.<genexpr>)r   r
   r   r   r   r   K   s   zPosixParser.joinc                 C   s   t j| ddS )NT)posix)r5   r   r   r   r   r   r   O   s   zPosixParser.splitNr   r   r   r   r   r   G   s    
r   ntr9   )
r   osr5   r   __all__r   r   r   namer   r   r   r   r   <module>   s    (

