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Tr )r �resourcer r r r �is_stale# s zResourceCache.is_stalec C s� |j j|�\}}|dkr |}n~tjj| j| j|�|�}tjj|�}tjj|�sXtj |� tjj |�sjd}n | j ||�}|r�t |d��}|j |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 I s zResourceBase.__init__N)r% r& r' r r r r r r) H 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 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_streamV s zResource.as_streamc C s t d krt� a t j| �S )N)�cacher r$ )r r r r � file_path_ s zResource.file_pathc C s | j j| �S )N)r � get_bytes)r r r r r f s zResource.bytesc C s | j j| �S )N)r �get_size)r r r r �sizej s z Resource.sizeN) r% r& r' �__doc__� is_containerr- r r/ r r2 r r r r r+ N s r+ c @ s e Zd ZdZedd� �ZdS )�ResourceContainerTc C s | j j| �S )N)r � get_resources)r r r r � resourcesr s zResourceContainer.resourcesN)r% r& r' r4 r r7 r r r r r5 o s r5 c @ s� e Zd ZdZejjd�r d Znd Zdd� Zdd � Z d d � Z d d � Z dd� Z dd� Z dd� Zdd� Zdd� Zdd� Zdd� Zeejj�Zd d � Zd S )!�ResourceFinderz4 Resource finder for file system resources. �java�.pyc�.pyo�.classc C s. || _ t|dd �| _tjjt|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 jj|�S )N)r r �realpath)r r r r r � _adjust_path� s zResourceFinder._adjust_pathc C sB t |t�rd}nd}|j|�}|jd| j� tjj|� }| j|�S )N� /�/r ) � isinstancer �split�insertr r r r rD )r � resource_name�sep�partsr" r r r � _make_path� s zResourceFinder._make_pathc C s t jj|�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 | j |�}| j|�sd }n&| j|�r0t| |�}n t| |�}||_|S )N)rM rN � _is_directoryr5 r+ r )r rJ 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�� }|j� S Q R X d S )NrQ )r r �read)r r r# r r r r0 � s zResourceFinder.get_bytesc C s t jj|j�S )N)r r �getsize)r r r r r r1 � s zResourceFinder.get_sizec s* �fdd�� t � fdd�tj|j�D ��S )Nc s | dko| j � 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# )rW r r � <listcomp>� s z0ResourceFinder.get_resources.<locals>.<listcomp>)�setr �listdirr )r r r )rW r r r6 � s z ResourceFinder.get_resourcesc C s | j |j�S )N)rO r )r r r r r r4 � s zResourceFinder.is_containerc c s� | j |�}|d k r�|g}xn|r�|jd�}|V |jr|j}xH|jD ]>}|sP|}ndj||g�}| j |�}|jrz|j|� qB|V qBW qW d S )Nr rF )rP �popr4 r* r7 r �append)r rJ r ZtodoZrnamer* �new_nameZchildr r r �iterator� s zResourceFinder.iteratorN)r: r; r< )r: r; )r% r& r' r3 �sys�platform� startswithrV r rD rM rN r rP r, r0 r1 r6 r4 � staticmethodr r r rO r_ r r r r r8 w s" r8 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| �j|� | jj}dt|� | _t| jd�r>| jj| _n t j | | _t | j�| _ d S )Nr �_files) r rd r rB �archive�len� prefix_len�hasattrre � zipimport�_zip_directory_cache�sorted�index)r r@ rf )r r r r � s zZipResourceFinder.__init__c C s |S )Nr )r r r r r rD � s z ZipResourceFinder._adjust_pathc C s� || j d � }|| jkr d}nX|r:|d tjkr:|tj }tj| j|�}y| j| j|�}W n tk rt d}Y nX |s�tj d|| j j � ntj d|| j j � |S )NTr Fz_find failed: %r %rz_find worked: %r %r���) rh re r rK �bisectrm rb � IndexError�logger�debugrB r! )r r r" �ir r r rN � s zZipResourceFinder._findc C s& | j j}|jdt|� d � }||fS )Nr )rB rf r rg )r r r! r r r r r � s z ZipResourceFinder.get_cache_infoc C s | j j|j�S )N)rB �get_datar )r r r r r r0 � s zZipResourceFinder.get_bytesc C s t j| j|��S )N)�io�BytesIOr0 )r r r r r r, � s z ZipResourceFinder.get_streamc C s |j | jd � }| j| d S )N� )r rh re )r r r r r r r1 s zZipResourceFinder.get_sizec C s� |j | jd � }|r,|d tjkr,|tj7 }t|�}t� }tj| j|�}xV|t| j�k r�| j| j|�sjP | j| |d � }|j |j tjd�d � |d7 }qJW |S )Nr r rn ) r rh r rK rg rZ ro rm rb �addrH )r r r Zplenr" rs �sr r r r6 s z ZipResourceFinder.get_resourcesc C sj || j d � }|r*|d tjkr*|tj7 }tj| j|�}y| j| j|�}W n tk rd d}Y nX |S )Nr Frn )rh r rK ro rm rb rp )r r rs r" r r r rO s z ZipResourceFinder._is_directory)r% r& r' r3 r rD rN r r0 r, r1 r6 rO r( r r )r r rd � s rd c C s |t t| �< d S )N)�_finder_registry�type)rB � finder_makerr r r �register_finder0 s r} c C s� | t krt | }nv| tjkr$t| � tj| }t|dd�}|dkrJtd��t|dd�}tjt|��}|dkrxtd| ��||�}|t | < |S )z� Return a resource finder for a package. :param package: The name of the package. :return: A :class:`ResourceFinder` instance for the package. �__path__Nz8You cannot get a finder for a module, only for a packager= z Unable to locate finder for %r) � _finder_cacher` �modules� __import__rA r rz r$ r{ )�packager" r@ r rB r| r r r r 6 s r Z __dummy__c C sR d}t j| � tjj| �}tjt|��}|rNt}tj j | 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$ rz r{ � _dummy_moduler r r r> r= )r r" rB r r@ r r r �finder_for_pathR s r� ).Z __future__r ro ru Zloggingr r� Zshutilr` �typesrj r? r �utilr r r r Z getLoggerr% rq r. r �objectr) r+ r5 r8 rd r{ � zipimporterrz �_frozen_importlib_externalZ_fi� ImportError�_frozen_importlib�SourceFileLoader� FileFinder�AttributeErrorr} r r � ModuleTyper r� r� r r r r �<module> sH ,!ZN
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