U
    àÄDf  ã                   @   sH   d dl Z d dlZd dlmZmZ d dlm  mZ G dd„ dejƒZdS )é    N)ÚproductÚstarmapc                   @   sZ   e Zd ZdZdd„ Zdd„ Zdd„ Zedd	„ ƒZd
d„ Z	edd„ ƒZ
ddd„Zdd„ ZdS )Úinstall_libz9Don't add compiled flags to filenames of non-Python filesc                 C   s&   |   ¡  |  ¡ }|d k	r"|  |¡ d S ©N)ÚbuildÚinstallÚbyte_compile)ÚselfÚoutfiles© r   úB/tmp/pip-unpacked-wheel-wqy06g0s/setuptools/command/install_lib.pyÚrun
   s    zinstall_lib.runc                    s4   ‡ fdd„ˆ   ¡ D ƒ}t|ˆ  ¡ ƒ}ttˆ j|ƒƒS )z—
        Return a collections.Sized collections.Container of paths to be
        excluded for single_version_externally_managed installations.
        c                 3   s"   | ]}ˆ   |¡D ]
}|V  qqd S r   )Ú_all_packages)Ú.0Zns_pkgÚpkg©r	   r   r   Ú	<genexpr>   s    þz-install_lib.get_exclusions.<locals>.<genexpr>)Ú_get_SVEM_NSPsr   Ú_gen_exclusion_pathsÚsetr   Ú_exclude_pkg_path)r	   Zall_packagesZ
excl_specsr   r   r   Úget_exclusions   s
    
þzinstall_lib.get_exclusionsc                 C   s$   |  d¡|g }tjj| jf|žŽ S )zw
        Given a package name and exclusion path within that package,
        compute the full exclusion path.
        Ú.)ÚsplitÚosÚpathÚjoinZinstall_dir)r	   r   Zexclusion_pathÚpartsr   r   r   r      s    zinstall_lib._exclude_pkg_pathc                 c   s    | r| V  |   d¡\} }}q dS )zn
        >>> list(install_lib._all_packages('foo.bar.baz'))
        ['foo.bar.baz', 'foo.bar', 'foo']
        r   N)Ú
rpartition)Úpkg_nameÚsepÚchildr   r   r   r   '   s    zinstall_lib._all_packagesc                 C   s,   | j jsg S |  d¡}|j}|r(| j jS g S )z‰
        Get namespace packages (list) but only for
        single_version_externally_managed installations and empty otherwise.
        r   )ÚdistributionZnamespace_packagesÚget_finalized_commandZ!single_version_externally_managed)r	   Zinstall_cmdZsvemr   r   r   r   1   s
    
zinstall_lib._get_SVEM_NSPsc                  c   sb   dV  dV  dV  t tdƒs dS tj ddtjj ¡} | d V  | d	 V  | d
 V  | d V  dS )zk
        Generate file paths to be excluded for namespace packages (bytecode
        cache files).
        z__init__.pyz__init__.pycz__init__.pyoÚimplementationNÚ__pycache__z	__init__.z.pycz.pyoz
.opt-1.pycz
.opt-2.pyc)ÚhasattrÚsysr   r   r   r$   Ú	cache_tag)Úbaser   r   r   r   A   s    



z install_lib._gen_exclusion_pathsé   r   c           	         sh   |r|r|rt ‚|  ¡ ‰ ˆ s,tj | ||¡S ddlm} ddlm‰ g ‰‡ ‡‡fdd„}||||ƒ ˆS )Nr   )Úunpack_directory)Úlogc                    s<   |ˆ krˆ  d|¡ dS ˆ d| tj |¡¡ ˆ |¡ |S )Nz/Skipping installation of %s (namespace package)Fzcopying %s -> %s)ÚwarnÚinfor   r   ÚdirnameÚappend)ÚsrcÚdst©Úexcluder,   r
   r   r   Úpfl   s    
z!install_lib.copy_tree.<locals>.pf)	ÚAssertionErrorr   Úorigr   Ú	copy_treeZsetuptools.archive_utilr+   Ú	distutilsr,   )	r	   ÚinfileÚoutfileÚpreserve_modeÚpreserve_timesÚpreserve_symlinksÚlevelr+   r5   r   r3   r   r8   V   s    		zinstall_lib.copy_treec                    s.   t j | ¡}|  ¡ ‰ ˆ r*‡ fdd„|D ƒS |S )Nc                    s   g | ]}|ˆ kr|‘qS r   r   )r   Úf©r4   r   r   Ú
<listcomp>|   s      z+install_lib.get_outputs.<locals>.<listcomp>)r7   r   Úget_outputsr   )r	   Úoutputsr   rA   r   rC   x   s
    zinstall_lib.get_outputsN)r*   r*   r   r*   )Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   Ústaticmethodr   r   r   r8   rC   r   r   r   r   r      s   
	
    ù
"r   )	r   r'   Ú	itertoolsr   r   Zdistutils.command.install_libÚcommandr   r7   r   r   r   r   Ú<module>   s   