B
    ‹d  ã               @   sF   d dl Z d dlmZ d dlZejjZG dd„ dƒZG dd„ deƒZdS )é    N)Úlogc               @   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   |   ¡ }|sd S tj |  ¡ ¡\}}|| j7 }| j |¡ t 	d|¡ t
| j|ƒ}| jrdt|ƒ d S t|dƒ}| |¡ W d Q R X d S )NzInstalling %sÚwt)Ú_get_all_ns_packagesÚosÚpathÚsplitextÚ_get_targetÚ	nspkg_extÚoutputsÚappendr   ÚinfoÚmapÚ_gen_nspkg_lineÚdry_runÚlistÚopenÚ
writelines)ÚselfÚnspÚfilenameÚextÚlinesÚf© r   úb/work/yifan.wang/ringdown/master-ringdown-env/lib/python3.7/site-packages/setuptools/namespaces.pyÚinstall_namespaces   s    
zInstaller.install_namespacesc             C   sH   t j |  ¡ ¡\}}|| j7 }t j |¡s.d S t d|¡ t  |¡ 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_target)	zimport sys, types, osz#has_mfs = sys.version_info > (3, 5)z$p = os.path.join(%(root)s, *%(pth)r)z4importlib = has_mfs and __import__('importlib.util')z-has_mfs and __import__('importlib.machinery')z™m = has_mfs and sys.modules.setdefault(%(pkg)r, importlib.util.module_from_spec(importlib.machinery.PathFinder.find_spec(%(pkg)r, [os.path.dirname(p)])))zCm = m or sys.modules.setdefault(%(pkg)r, types.ModuleType(%(pkg)r))z7mp = (m or []) and m.__dict__.setdefault('__path__',[])z(p not in mp) and mp.append(p))z4m and setattr(sys.modules[%(parent)r], %(child)r, m)c             C   s   dS )Nz$sys._getframe(1).f_locals['sitedir']r   )r   r   r   r   Ú	_get_rootE   s    zInstaller._get_rootc             C   sN   t | d¡ƒ}|  ¡ }| j}| d¡\}}}|r:|| j7 }d |¡tƒ  d S )NÚ.ú;Ú
)ÚtupleÚsplitr!   Ú_nspkg_tmplÚ
rpartitionÚ_nspkg_tmpl_multiÚjoinÚlocals)r   ÚpkgÚpthÚrootZ
tmpl_linesÚparentÚsepÚchildr   r   r   r   H   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)ÚdistributionÚnamespace_packagesÚsortedÚflattenr   Ú
_pkg_names)r   Úpkgsr   r   r   r   Q   s    zInstaller._get_all_ns_packagesc             c   s,   |   d¡}x|r&d |¡V  | ¡  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&   r*   Úpop)r,   Úpartsr   r   r   r6   V   s    

zInstaller._pkg_namesN)Ú__name__Ú
__module__Ú__qualname__r
   r   r   r	   r'   r)   r!   r   r   Ústaticmethodr6   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reprÚstrZegg_path)r   r   r   r   r!   g   s    zDevelopInstaller._get_rootc             C   s   | j S )N)Ú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   Ú	distutilsr   Ú	itertoolsÚchainÚfrom_iterabler5   r   r>   r   r   r   r   Ú<module>   s
   ]