a
    G*èfS  ã                   @   sR   d dl Z d dlZddlm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    Né   )Úpy312)Úlogc                   @   s\   e Zd ZdZd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   sŒ   |   ¡ }|sd S |  ¡ }| j |¡ t d|¡ t| j|ƒ}| jrNt	|ƒ d S t
|dtjd}| |¡ W d   ƒ n1 s~0    Y  d S )NzInstalling %sZwt)Úencoding)Ú_get_all_ns_packagesÚ_get_nspkg_fileZoutputsÚappendr   ÚinfoÚmapÚ_gen_nspkg_lineZdry_runÚlistÚopenr   ZPTH_ENCODINGÚ
writelines)ÚselfZnspÚfilenameÚlinesÚf© r   ú4lib/python3.9/site-packages/setuptools/namespaces.pyÚinstall_namespaces   s    zInstaller.install_namespacesc                 C   s2   |   ¡ }tj |¡sd S t d|¡ t |¡ d S )NzRemoving %s)r   ÚosÚpathÚexistsr   r
   Úremove)r   r   r   r   r   Úuninstall_namespaces!   s
    zInstaller.uninstall_namespacesc                 C   s   t j |  ¡ ¡\}}|| j S ©N)r   r   ÚsplitextÚ_get_targetÚ	nspkg_ext)r   r   Ú_r   r   r   r   (   s    zInstaller._get_nspkg_filec                 C   s   | j S r   )Útarget©r   r   r   r   r   ,   s    zInstaller._get_target)zimport sys, types, osz$p = os.path.join(%(root)s, *%(pth)r)z(importlib = __import__('importlib.util')z!__import__('importlib.machinery')zm = sys.modules.setdefault(%(pkg)r, importlib.util.module_from_spec(importlib.machinery.PathFinder.find_spec(%(pkg)r, [os.path.dirname(p)])))zCm = m or sys.modules.setdefault(%(pkg)r, types.ModuleType(%(pkg)r))z7mp = (m or []) and m.__dict__.setdefault('__path__',[])z(p not in mp) and mp.append(p))z4m and setattr(sys.modules[%(parent)r], %(child)r, m)c                 C   s   dS )Nz$sys._getframe(1).f_locals['sitedir']r   r"   r   r   r   Ú	_get_rootD   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pkgZpthÚrootZ
tmpl_linesÚparentÚsepÚchildr   r   r   r   G   s    
zInstaller._gen_nspkg_linec                 C   s$   | j jp
g }tttt| j|ƒƒƒƒS )z,Return sorted list of all package namespaces)ZdistributionZnamespace_packagesÚsortedÚsetÚflattenr   Ú
_pkg_names)r   Zpkgsr   r   r   r   P   s    zInstaller._get_all_ns_packagesc                 c   s(   |   d¡}|r$d |¡V  | ¡  q
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   U   s    

zInstaller._pkg_namesN)Ú__name__Ú
__module__Ú__qualname__r   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 r   )ÚreprÚstrZegg_pathr"   r   r   r   r#   f   s    zDevelopInstaller._get_rootc                 C   s   | j S r   )Zegg_linkr"   r   r   r   r   i   s    zDevelopInstaller._get_targetN)r9   r:   r;   r#   r   r   r   r   r   r=   e   s   r=   )Ú	itertoolsr   Úcompatr   Ú	distutilsr   ÚchainÚfrom_iterabler5   r   r=   r   r   r   r   Ú<module>   s   Z