a
    &(ah                     @   s   d dl Z d dlZd dlZd dlZd dlZde jv Zedde dd Z	dd Z
d	d
 Zdd Zdd ZG dd dZe Zdd Zdd ZdS )    NZ__pypy__ignorez.+ distutils\b.+ deprecatedc                   C   s.   dt jvrd S tr t jdk r d S td d S )N	distutils)      a  Distutils was imported before Setuptools, but importing Setuptools also replaces the `distutils` module in `sys.modules`. This may lead to undesirable behaviors or errors. To avoid these issues, avoid using distutils directly, ensure that setuptools is installed in the traditional way (e.g. not an editable install), and/or make sure that setuptools is always imported before distutils.)sysmodulesis_pypyversion_infowarningswarn r   r   p/private/var/folders/m4/wm8f9dms7t78045sws6ggdl80000gn/T/pip-unpacked-wheel-ptys488i/_distutils_hack/__init__.pywarn_distutils_present   s    
r   c                  C   s>   dt jvrd S td dd t jD } | D ]}t j|= q,d S )Nr   z"Setuptools is replacing distutils.c                 S   s   g | ]}t d |r|qS )zdistutils\b)rematch).0namer   r   r   
<listcomp>$       z#clear_distutils.<locals>.<listcomp>)r   r   r
   r   )Zmodsr   r   r   r   clear_distutils    s    

r   c                  C   s   t jdd} | dkS )z?
    Allow selection of distutils by environment variable.
    ZSETUPTOOLS_USE_DISTUTILSstdliblocal)osenvironget)whichr   r   r   enabled)   s    r   c                  C   sB   t   td} d| _| tjd< td}d|jv s>J |jd S )Nsetuptools._distutilsr   zdistutils.coreZ
_distutils)r   	importlibimport_module__name__r   r   __file__)r   corer   r   r   ensure_local_distutils1   s    


r#   c                   C   s   t  rt  t  dS )z
    Ensure that the local copy of distutils is preferred over stdlib.

    See https://github.com/pypa/setuptools/issues/417#issuecomment-392298401
    for more motivation.
    N)r   r   r#   r   r   r   r   do_override<   s    r$   c                   @   s2   e Zd Zd
ddZdd Zdd Zedd	 ZdS )DistutilsMetaFinderNc                 C   s4   |d urd S dj f i t }t| |dd }| S )Nzspec_for_{fullname}c                   S   s   d S Nr   r   r   r   r   <lambda>N   r   z/DistutilsMetaFinder.find_spec.<locals>.<lambda>)formatlocalsgetattr)selffullnamepathtargetmethod_namemethodr   r   r   	find_specI   s
    zDistutilsMetaFinder.find_specc                    s8   dd l  dd l G  fddd jj} jd| S )Nr   c                       s    e Zd Z fddZdd ZdS )z?DistutilsMetaFinder.spec_for_distutils.<locals>.DistutilsLoaderc                    s
     dS )Nr   )r   )r+   specr   r   r   create_moduleW   s    zMDistutilsMetaFinder.spec_for_distutils.<locals>.DistutilsLoader.create_modulec                 S   s   d S r&   r   )r+   moduler   r   r   exec_moduleZ   s    zKDistutilsMetaFinder.spec_for_distutils.<locals>.DistutilsLoader.exec_moduleN)r    
__module____qualname__r4   r6   r   r3   r   r   DistutilsLoaderU   s   r9   r   )importlib.abcimportlib.utilabcLoaderutilspec_from_loader)r+   r9   r   r3   r   spec_for_distutilsQ   s    z&DistutilsMetaFinder.spec_for_distutilsc                 C   s    |   rdS t  dd | _dS )zj
        Ensure stdlib distutils when running under pip.
        See pypa/pip#8761 for rationale.
        Nc                   S   s   d S r&   r   r   r   r   r   r'   g   r   z2DistutilsMetaFinder.spec_for_pip.<locals>.<lambda>)pip_imported_during_buildr   r@   )r+   r   r   r   spec_for_pip_   s    z DistutilsMetaFinder.spec_for_pipc                  C   s    ddl } tdd | dD S )zO
        Detect if pip is being imported in a build script. Ref #2355.
        r   Nc                 s   s"   | ]\}}|j d  dV  qdS )r!   zsetup.pyN)	f_globalsendswith)r   frameliner   r   r   	<genexpr>o   s   z@DistutilsMetaFinder.pip_imported_during_build.<locals>.<genexpr>)	tracebackany
walk_stack)rH   r   r   r   rA   i   s    z-DistutilsMetaFinder.pip_imported_during_build)N)r    r7   r8   r1   r@   rB   staticmethodrA   r   r   r   r   r%   H   s
   

r%   c                   C   s   t jdt d S )Nr   )r   	meta_pathinsertDISTUTILS_FINDERr   r   r   r   add_shimx   s    rO   c                   C   s(   zt jt W n ty"   Y n0 d S r&   )r   rL   removerN   
ValueErrorr   r   r   r   remove_shim|   s    rR   )r   r   r   r   r
   builtin_module_namesr   filterwarningsDeprecationWarningr   r   r   r#   r$   r%   rN   rO   rR   r   r   r   r   <module>   s$   
	-