
Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­Â�Â­
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Ävh  ã               @   sR   d dl Z d dlmZ d dlZd dlmZ ejjZG dd„ dƒZ	G dd„ de	ƒZ
dS )é    N)Úlog)Úmapc            	   @   sT   e Zd ZdZdd„ Zdd„ Zdd„ ZdZdZdd„ Z	dd„ Z
dd„ Zedd„ ƒZdS )Ú	Installerz
-nspkg.pthc          	   C   sˆ   | j ƒ }|sd S tjj| jƒ ƒ\}}|| j7 }| jj|ƒ tj	d|ƒ t
| j|ƒ}| jrdt|ƒ d S t|dƒ�}|j|ƒ W d Q R X d S )NzInstalling %sZwt)Ú_get_all_ns_packagesÚosÚpathÚsplitextÚ_get_targetÚ	nspkg_extZoutputsÚappendr   Úinfor   Ú_gen_nspkg_lineZdry_runÚlistÚopenÚ
writelines)ÚselfZnspÚfilenameÚextÚlinesÚf© r   ú /usr/lib/python3.6/namespaces.pyÚinstall_namespaces   s    
zInstaller.install_namespacesc             C   sH   t jj| jƒ ƒ\}}|| j7 }t jj|ƒs.d S tjd|ƒ t j|ƒ d S )NzRemoving %s)	r   r   r   r	   r
   Úexistsr   r   Úremove)r   r   r   r   r   r   Úuninstall_namespaces!   s    
zInstaller.uninstall_namespacesc             C   s   | j S )N)Útarget)r   r   r   r   r	   )   s    zInstaller._get_targetúimport sys, types, osú#has_mfs = sys.version_info > (3, 5)ú$p = os.path.join(%(root)s, *%(pth)r)ú4importlib = has_mfs and __import__('importlib.util')ú-has_mfs and __import__('importlib.machinery')ú™m = has_mfs and sys.modules.setdefault(%(pkg)r, importlib.util.module_from_spec(importlib.machinery.PathFinder.find_spec(%(pkg)r, [os.path.dirname(p)])))úCm = m or sys.modules.setdefault(%(pkg)r, types.ModuleType(%(pkg)r))ú7mp = (m or []) and m.__dict__.setdefault('__path__',[])ú(p not in mp) and mp.append(p)ú4m and setattr(sys.modules[%(parent)r], %(child)r, m)c             C   s   dS )Nz$sys._getframe(1).f_locals['sitedir']r   )r   r   r   r   Ú	_get_rootC   s    zInstaller._get_rootc             C   sV   t |ƒ}t|jdƒƒ}| jƒ }| j}|jdƒ\}}}|rB|| j7 }dj|ƒtƒ  d S )NÚ.ú;Ú
)	ÚstrÚtupleÚsplitr'   Ú_nspkg_tmplÚ
rpartitionÚ_nspkg_tmpl_multiÚjoinÚlocals)r   ÚpkgZpthÚrootZ
tmpl_linesÚparentÚsepZchildr   r   r   r   F   s    
zInstaller._gen_nspkg_linec             C   s    | j jp
g }ttt| j|ƒƒƒS )z,Return sorted list of all package namespaces)ZdistributionZnamespace_packagesÚsortedÚflattenr   Ú
_pkg_names)r   Zpkgsr   r   r   r   Q   s    zInstaller._get_all_ns_packagesc             c   s,   | j dƒ}x|r&dj|ƒV  |jƒ  qW dS )zÏ
        Given a namespace package, yield the components of that
        package.

        >>> names = Installer._pkg_names('a.b.c')
        >>> set(names) == set(['a', 'a.b', 'a.b.c'])
        True
        r(   N)r-   r1   Úpop)r3   Úpartsr   r   r   r9   V   s    

zInstaller._pkg_namesN)	r   r   r   r    r!   r"   r#   r$   r%   )r&   )Ú__name__Ú
__module__Ú__qualname__r
   r   r   r	   r.   r0   r'   r   r   Ústaticmethodr9   r   r   r   r   r      s$           r   c               @   s   e Zd Zdd„ Zdd„ ZdS )ÚDevelopInstallerc             C   s   t t| jƒƒS )N)Úreprr+   Zegg_path)r   r   r   r   r'   g   s    zDevelopInstaller._get_rootc             C   s   | j S )N)Zegg_link)r   r   r   r   r	   j   s    zDevelopInstaller._get_targetN)r<   r=   r>   r'   r	   r   r   r   r   r@   f   s   r@   )r   Z	distutilsr   Ú	itertoolsZsetuptools.extern.six.movesr   ÚchainÚfrom_iterabler8   r   r@   r   r   r   r   Ú<module>   s   [