a
    Ô×0h!  ã                   @   sB   d dl Z d dlZddgZdd„ Zdd„ ZG dd„ dƒZdd	„ ZdS )
é    NÚinstallÚ
NullFinderc                 C   s   t j | ƒ ¡ tƒ  | S )zÒ
    Class decorator for installation on sys.meta_path.

    Adds the backport DistributionFinder to sys.meta_path and
    attempts to disable the finder functionality of the stdlib
    DistributionFinder.
    )ÚsysÚ	meta_pathÚappendÚdisable_stdlib_finder)Úcls© r	   úH/var/www/auris/lib/python3.9/site-packages/importlib_metadata/_compat.pyr      s    c                  C   s"   dd„ } t | tjƒD ]}|`qdS )zÀ
    Give the backport primacy for discovering path-based distributions
    by monkey-patching the stdlib O_O.

    See #91 for more background for rationale on this sketchy
    behavior.
    c                 S   s   t | dd ƒdkot| dƒS )NÚ
__module__Ú_frozen_importlib_externalÚfind_distributions)ÚgetattrÚhasattr)Úfinderr	   r	   r
   Úmatches   s    ÿþþz&disable_stdlib_finder.<locals>.matchesN)Úfilterr   r   r   )r   r   r	   r	   r
   r      s    	r   c                   @   s   e Zd ZdZedd„ ƒZdS )r   zi
    A "Finder" (aka "MetaPathFinder") that never finds any modules,
    but may find distributions.
    c                  O   s   d S )Nr	   )ÚargsÚkwargsr	   r	   r
   Ú	find_spec,   s    zNullFinder.find_specN)Ú__name__r   Ú__qualname__Ú__doc__Ústaticmethodr   r	   r	   r	   r
   r   &   s   c                 C   s   t  ¡ dk}| | S )zY
    Adjust for variable stacklevel on partial under PyPy.

    Workaround for #327.
    ÚPyPy)ÚplatformÚpython_implementation)ÚvalZis_pypyr	   r	   r
   Úpypy_partial1   s    r   )r   r   Ú__all__r   r   r   r   r	   r	   r	   r
   Ú<module>   s   