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Editing: resources.cpython-37.pyc
B :��aD* � @ s� d dl mZ d dlZd dlZd dlZd dlZd dlZd dlZd dlZd dl Z ddl m Z ddl m Z mZmZ e�e�ZdaG dd� de�ZG dd � d e�ZG d d � d e�ZG d d � d e�ZG dd� de�ZG dd� de�Zed�ee j eiZ yPy d dl Z W n e k �r d dl!Z Y nX ee e j"< ee e j#< ee e j$< [ W n e e%fk �rV Y nX dd� Z&i Z'dd� Z(e�)e*d��Z+dd� Z,dS )� )�unicode_literalsN� )�DistlibException)�cached_property�get_cache_base�Cachec s. e Zd Zd� fdd� Zdd� Zdd� Z� ZS ) � ResourceCacheNc s0 |d kr t j�t� td��}tt| ��|� d S )Nzresource-cache)�os�path�joinr �str�superr �__init__)�self�base)� __class__� �B/opt/alt/python37/lib/python3.7/site-packages/distlib/resources.pyr s zResourceCache.__init__c C s dS )z� Is the cache stale for the given resource? :param resource: The :class:`Resource` being cached. :param path: The path of the resource in the cache. :return: True if the cache is stale. Tr )r �resourcer r r r �is_stale" s zResourceCache.is_stalec C s� |j �|�\}}|dkr |}n~tj�| j| �|�|�}tj�|�}tj�|�sXt� |� tj� |�sjd}n | � ||�}|r�t |d��}|� |j� W dQ R X |S )z� Get a resource into the cache, :param resource: A :class:`Resource` instance. :return: The pathname of the resource in the cache. NT�wb)�finder�get_cache_infor r r r Z prefix_to_dir�dirname�isdir�makedirs�existsr �open�write�bytes)r r �prefixr �resultr Zstale�fr r r �get- s zResourceCache.get)N)�__name__� __module__� __qualname__r r r# � __classcell__r r )r r r s r c @ s e Zd Zdd� ZdS )� ResourceBasec C s || _ || _d S )N)r �name)r r r) r r r r H s zResourceBase.__init__N)r$ r% r& r r r r r r( G s r( c @ s@ e Zd ZdZdZdd� Zedd� �Zedd� �Zed d � �Z d S ) �Resourcez� A class representing an in-package resource, such as a data file. This is not normally instantiated by user code, but rather by a :class:`ResourceFinder` which manages the resource. Fc C s | j �| �S )z� Get the resource as a stream. This is not a property to make it obvious that it returns a new stream each time. )r � get_stream)r r r r � as_streamU s zResource.as_streamc C s t d krt� a t �| �S )N)�cacher r# )r r r r � file_path^ s zResource.file_pathc C s | j �| �S )N)r � get_bytes)r r r r r e s zResource.bytesc C s | j �| �S )N)r �get_size)r r r r �sizei s z Resource.sizeN) r$ r% r& �__doc__� is_containerr, r r. r r1 r r r r r* M s r* c @ s e Zd ZdZedd� �ZdS )�ResourceContainerTc C s | j �| �S )N)r � get_resources)r r r r � resourcesq s zResourceContainer.resourcesN)r$ r% r& r3 r r6 r r r r r4 n s r4 c @ s� e Zd ZdZej�d�r dZndZdd� Zdd� Z d d � Z d d � Z d d� Z dd� Z dd� Zdd� Zdd� Zdd� Zdd� Zeejj�Zdd � Zd S ) �ResourceFinderz4 Resource finder for file system resources. �java)z.pycz.pyoz.class)z.pycz.pyoc C s. || _ t|dd �| _tj�t|dd��| _d S )N� __loader__�__file__� )�module�getattr�loaderr r r r )r r< r r r r � s zResourceFinder.__init__c C s t j�|�S )N)r r �realpath)r r r r r � _adjust_path� s zResourceFinder._adjust_pathc C sB t |t�rd}nd}|�|�}|�d| j� tjj|� }| �|�S )N� /�/r ) � isinstancer �split�insertr r r r r@ )r � resource_name�sep�partsr! r r r � _make_path� s zResourceFinder._make_pathc C s t j�|�S )N)r r r )r r r r r �_find� s zResourceFinder._findc C s d |j fS )N)r )r r r r r r � s z ResourceFinder.get_cache_infoc C sD | � |�}| �|�sd }n&| �|�r0t| |�}n t| |�}||_|S )N)rI rJ � _is_directoryr4 r* r )r rF r r! r r r �find� s zResourceFinder.findc C s t |jd�S )N�rb)r r )r r r r r r+ � s zResourceFinder.get_streamc C s t |jd�� }|�� S Q R X d S )NrM )r r �read)r r r" r r r r/ � s zResourceFinder.get_bytesc C s t j�|j�S )N)r r �getsize)r r r r r r0 � s zResourceFinder.get_sizec s* �fdd�� t � fdd�t�|j�D ��S )Nc s | dko| � � j� S )N� __pycache__)�endswith�skipped_extensions)r" )r r r �allowed� s z-ResourceFinder.get_resources.<locals>.allowedc s g | ]}� |�r|�qS r r )�.0r" )rS r r � <listcomp>� s z0ResourceFinder.get_resources.<locals>.<listcomp>)�setr �listdirr )r r r )rS r r r5 � s z ResourceFinder.get_resourcesc C s | � |j�S )N)rK r )r r r r r r3 � s zResourceFinder.is_containerc c s� | � |�}|d k r�|g}xn|r�|�d�}|V |jr|j}xH|jD ]>}|sP|}nd�||g�}| � |�}|jrz|�|� qB|V qBW qW d S )Nr rB )rL �popr3 r) r6 r �append)r rF r ZtodoZrnamer) �new_nameZchildr r r �iterator� s zResourceFinder.iteratorN)r$ r% r& r2 �sys�platform� startswithrR r r@ rI rJ r rL r+ r/ r0 r5 r3 � staticmethodr r r rK r[ r r r r r7 v s" r7 c s` e Zd ZdZ� fdd�Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z dd� Z � Z S )�ZipResourceFinderz6 Resource finder for resources in .zip files. c sZ t t| ��|� | jj}dt|� | _t| jd�r>| jj| _n t j | | _t | j�| _ d S )Nr �_files) r r` r r> �archive�len� prefix_len�hasattrra � zipimport�_zip_directory_cache�sorted�index)r r< rb )r r r r � s zZipResourceFinder.__init__c C s |S )Nr )r r r r r r@ � s z ZipResourceFinder._adjust_pathc C s� || j d � }|| jkr d}nX|r:|d tjkr:|tj }t�| j|�}y| j| �|�}W n tk rt d}Y nX |s�t� d|| j j � nt� d|| j j � |S )NT���Fz_find failed: %r %rz_find worked: %r %r) rd ra r rG �bisectri r^ � IndexError�logger�debugr> r )r r r! �ir r r rJ � s zZipResourceFinder._findc C s& | j j}|jdt|� d � }||fS )Nr )r> rb r rc )r r r r r r r r � s z ZipResourceFinder.get_cache_infoc C s | j �|j�S )N)r> �get_datar )r r r r r r/ � s zZipResourceFinder.get_bytesc C s t �| �|��S )N)�io�BytesIOr/ )r r r r r r+ � s z ZipResourceFinder.get_streamc C s |j | jd � }| j| d S )N� )r rd ra )r r r r r r r0 � s zZipResourceFinder.get_sizec C s� |j | jd � }|r,|d tjkr,|tj7 }t|�}t� }t�| j|�}xV|t| j�k r�| j| �|�sjP | j| |d � }|� |� tjd�d � |d7 }qJW |S )Nrj r r ) r rd r rG rc rV rk ri r^ �addrD )r r r Zplenr! ro �sr r r r5 s z ZipResourceFinder.get_resourcesc C sj || j d � }|r*|d tjkr*|tj7 }t�| j|�}y| j| �|�}W n tk rd d}Y nX |S )Nrj F)rd r rG rk ri r^ rl )r r ro r! r r r rK s z ZipResourceFinder._is_directory)r$ r% r& r2 r r@ rJ r r/ r+ r0 r5 rK r' r r )r r r` � s r` c C s |t t| �< d S )N)�_finder_registry�type)r> � finder_makerr r r �register_finder2 s ry c C s� | t krt | }nv| tjkr$t| � tj| }t|dd�}|dkrJtd��t|dd�}t�t|��}|dkrxtd| ��||�}|t | < |S )z� Return a resource finder for a package. :param package: The name of the package. :return: A :class:`ResourceFinder` instance for the package. �__path__Nz8You cannot get a finder for a module, only for a packager9 z Unable to locate finder for %r) � _finder_cacher\ �modules� __import__r= r rv r# rw )�packager! r< r r> rx r r r r 9 s r Z __dummy__c C sR d}t �| � tj�| �}t�t|��}|rNt}tj � | d�|_ ||_ ||�}|S )z� Return a resource finder for a path, which should represent a container. :param path: The path. :return: A :class:`ResourceFinder` instance for the path. Nr; ) �pkgutilZ get_importerr\ �path_importer_cacher# rv rw � _dummy_moduler r r r: r9 )r r! r> r r< r r r �finder_for_pathU s r� )-Z __future__r rk rq �loggingr r r\ �typesrf r; r �utilr r r � getLoggerr$ rm r- r �objectr( r* r4 r7 r` rw � zipimporterrv �_frozen_importlib_externalZ_fi� ImportError�_frozen_importlib�SourceFileLoader� FileFinder�SourcelessFileLoader�AttributeErrorry r{ r � ModuleTyper r� r� r r r r �<module> sH ,!ZO
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