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    -c                     @   s   d dl Z d dlZd dlZd dlZd dlZd dlZd dlmZ d dlm	Z	 d dl
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d dlmZ ddlmZ dd Zd	d
 Zdd ZdS )    N)log)DistutilsError)Wheel   )SetuptoolsDeprecationWarningc                 C   s(   t | tr|  S t | ttfs$t| S )z8Ensure find-links option end-up being a list of strings.)
isinstancestrsplittuplelistAssertionError)
find_links r   8/tmp/pip-unpacked-wheel-izj_87as/setuptools/installer.py_fixup_find_links   s    
r   c                 C   sT  t dt ztd W n$ tjk
r>   | dtj Y nX t	|}| 
d}d|krbtddtjkotdtjk}d	tjkrd
}nd|kr|d d }nd
}d|krt|d d d
d
 ng }| jr|| j tj|  }t }t|D ]}||kr||r|  S qt (}	tjdddddd|	g}
|rJ|
d |d
k	rb|
d|f |pjg D ]}|
d|f ql|
|jpt| zt|
 W n4 tj k
r } ztt||W 5 d
}~X Y nX t!t""tj#|	dd }tj#||$ }|%| t&|tj#|d}tj'j(||d} | W  5 Q R  S Q R X d
S )zLFetch an egg needed for building.

    Use pip/wheel to fetch/build a wheel.z\setuptools.installer is deprecated. Requirements should be satisfied by a PEP 517 installer.wheelz,WARNING: The wheel package is not available.easy_installZallow_hostszQthe `allow-hosts` option is not supported when using pip to install requirements.Z	PIP_QUIETZPIP_VERBOSEZPIP_INDEX_URLN	index_urlr   r   z-mpipz--disable-pip-version-checkz	--no-depsz-wz--quietz--index-urlz--find-linksz*.whlr   zEGG-INFO)metadata))warningswarnr   pkg_resourcesget_distributionDistributionNotFoundannouncer   WARNstrip_markerget_option_dictr   osenvironr   Zdependency_linksextendpathrealpathZget_egg_cache_dirEnvironmentfind_distributionscan_addtempfileTemporaryDirectorysys
executableappendurlr   
subprocess
check_callCalledProcessErrorr   globjoinegg_nameZinstall_as_eggPathMetadataDistributionfrom_filename)distreqoptsquietr   r   Zeggs_direnvironmentZegg_distZtmpdircmdlinker   dist_locationZdist_metadatar   r   r   fetch_build_egg   sz    

 
    

 
  r?   c                 C   s   t jt| } d| _| S )z
    Return a new requirement without the environment marker to avoid
    calling pip with something like `babel; extra == "i18n"`, which
    would always be ignored.
    N)r   Requirementparser   marker)r7   r   r   r   r   _   s    r   )r0   r   r-   r)   r'   r   	distutilsr   distutils.errorsr   r   Zsetuptools.wheelr   Z_deprecation_warningr   r   r?   r   r   r   r   r   <module>   s   H