
(°h!  ã               @   s¿   d  d l  Z  d  d l Z d  d l Z d  d l Z d  d l Z d e  j k Z d d „  Z d d „  Z d d „  Z	 d	 d
 „  Z
 d d „  Z Gd d „  d ƒ Z e ƒ  Z d d „  Z d d „  Z d S)é    NZ__pypy__c               C   s=   d t  j k r d  St r, t  j d k  r, d  St j d ƒ d  S)NÚ	distutilsé   é   aƒ  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.)r   r   )ÚsysÚmodulesÚis_pypyÚversion_infoÚwarningsÚwarn© r   r   ú>/tmp/pip-build-kmztzv_d/setuptools/_distutils_hack/__init__.pyÚwarn_distutils_present   s    r   c              C   sU   d t  j k r d  St j d ƒ d d „  t  j Dƒ }  x |  D] } t  j | =q= Wd  S)Nr   z"Setuptools is replacing distutils.c             S   s(   g  |  ] } t  j d  | ƒ r | ‘ q S)zdistutils\b)ÚreÚmatch)Ú.0Únamer   r   r   ú
<listcomp>   s   	 z#clear_distutils.<locals>.<listcomp>)r   r   r	   r
   )Zmodsr   r   r   r   Úclear_distutils   s    r   c              C   s   t  j j d d ƒ }  |  d k S)z?
    Allow selection of distutils by environment variable.
    ZSETUPTOOLS_USE_DISTUTILSÚstdlibÚlocal)ÚosÚenvironÚget)Úwhichr   r   r   Úenabled$   s    r   c              C   s]   t  ƒ  t j d ƒ }  d |  _ |  t j d <t j d ƒ } d | j k sY t | j ƒ ‚ d  S)Nzsetuptools._distutilsr   zdistutils.coreZ
_distutils)r   Ú	importlibÚimport_moduleÚ__name__r   r   Ú__file__ÚAssertionError)r   Úcorer   r   r   Úensure_local_distutils,   s    	r!   c               C   s   t  ƒ  r t ƒ  t ƒ  d S)z²
    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   Údo_override7   s    	r"   c               @   s+   e  Z d  Z d d d „ Z d d „  Z d S)ÚDistutilsMetaFinderNc             C   s&   | d  k	 s | d k r d  S|  j  ƒ  S)Nr   )Úget_distutils_spec)ÚselfÚfullnameÚpathÚtargetr   r   r   Ú	find_specD   s    zDistutilsMetaFinder.find_specc                sG   d d  l  ‰  G‡  f d d †  d ˆ  j j j ƒ } ˆ  j j d | ƒ  ƒ S)Nr   c                   s.   e  Z d  Z ‡  f d d †  Z d d „  Z d S)z?DistutilsMetaFinder.get_distutils_spec.<locals>.DistutilsLoaderc                s   ˆ  j  d d ƒ S)Nz._distutilsÚ
setuptools)r   )r%   Úspec)r   r   r   Úcreate_moduleO   s    zMDistutilsMetaFinder.get_distutils_spec.<locals>.DistutilsLoader.create_modulec             S   s   d  S)Nr   )r%   Úmoduler   r   r   Úexec_moduleR   s    zKDistutilsMetaFinder.get_distutils_spec.<locals>.DistutilsLoader.exec_moduleN)r   Ú
__module__Ú__qualname__r,   r.   r   )r   r   r   ÚDistutilsLoaderM   s   r1   r   )Úimportlib.utilÚutilÚabcÚLoaderÚspec_from_loader)r%   r1   r   )r   r   r$   J   s    %z&DistutilsMetaFinder.get_distutils_spec)r   r/   r0   r)   r$   r   r   r   r   r#   C   s   r#   c               C   s   t  j j d t ƒ d  S)Nr   )r   Ú	meta_pathÚinsertÚDISTUTILS_FINDERr   r   r   r   Úadd_shim[   s    r:   c               C   s-   y t  j j t ƒ Wn t k
 r( Yn Xd  S)N)r   r7   Úremover9   Ú
ValueErrorr   r   r   r   Úremove_shim_   s    r=   )r   r   r   r   r	   Úbuiltin_module_namesr   r   r   r   r!   r"   r#   r9   r:   r=   r   r   r   r   Ú<module>   s   		