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Tr �r �resourcer r r r �is_stale" s zResourceCache.is_stalec C s� |j �|�\}}|du r|}|S tj�| j| �|�|�}tj�|�}tj�|�s-t� |� tj� |�s6d}n| � ||�}|rZt |d��}|� |j� W d � |S 1 sUw Y |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 � prefix_to_dir�dirname�isdir�makedirs�existsr �open�write�bytes)r r �prefixr �resultr �stale�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 r( )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 � | 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 u rt� a t �| �S r( )�cacher r' r2 r r r � file_path^ s zResource.file_pathc C r0 r( )r � get_bytesr2 r r r r" e � zResource.bytesc C r0 r( )r �get_sizer2 r r r �sizei r7 z Resource.sizeN) r) r* r+ �__doc__� is_containerr3 r r5 r" r9 r r r r r/ M s r/ c @ s e Zd ZdZedd� �ZdS )�ResourceContainerTc C r0 r( )r � get_resourcesr2 r r r � resourcesq r7 zResourceContainer.resourcesN)r) r* r+ r; r r> r r r r r< n s r< c @ s� e Zd ZdZej�d�rdZndZdd� 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)�.pyc�.pyoz.class)rA rB c C s. || _ t|dd �| _tj�t|dd��| _d S )N� __loader__�__file__� )�module�getattr�loaderr r r r )r rF r r r r � s zResourceFinder.__init__c C � t j�|�S r( )r r �realpath�r r r r r � _adjust_path� � zResourceFinder._adjust_pathc C sB t |t�rd}nd}|�|�}|�d| j� tjj|� }| �|�S )N� /�/r ) � isinstancer" �split�insertr r r r rL )r � resource_name�sep�partsr$ r r r � _make_path� s zResourceFinder._make_pathc C rI r( )r r r rK r r r �_find� rM zResourceFinder._findc C s d |j fS r( )r �r r r r r r � s z ResourceFinder.get_cache_infoc C sF | � |�}| �|�sd }|S | �|�rt| |�}nt| |�}||_|S r( )rV rW � _is_directoryr< r/ r )r rS r r$ r r r �find� s � zResourceFinder.findc C s t |jd�S �N�rb)r r rX r r r r1 � rM zResourceFinder.get_streamc C s8 t |jd�� }|�� W d � S 1 sw Y d S r[ )r r �read)r r r& r r r r6 � s $�zResourceFinder.get_bytesc C s t j�|j�S r( )r r �getsizerX r r r r8 � � zResourceFinder.get_sizec s* �fdd�� t � fdd�t�|j�D ��S )Nc s | dko | � � j� S )N� __pycache__)�endswith�skipped_extensions)r& r2 r r �allowed� s �z-ResourceFinder.get_resources.<locals>.allowedc s g | ]}� |�r|�qS r r )�.0r& )rc r r � <listcomp>� s z0ResourceFinder.get_resources.<locals>.<listcomp>)�setr �listdirr rX r )rc r r r= � s z ResourceFinder.get_resourcesc C s | � |j�S r( )rY r rX r r r r; � rM zResourceFinder.is_containerc c s� � | � |�}|d urD|g}|rF|�d�}|V |jr@|j}|jD ] }|s'|}nd�||g�}| � |�}|jr<|�|� q |V q |sd S d S d S )Nr rO )rZ �popr; r. r> r �append)r rS r �todo�rnamer. �new_name�childr r r �iterator� s( � ��zResourceFinder.iteratorN)r) r* r+ r: �sys�platform� startswithrb r rL rV rW r rZ r1 r6 r8 r= r; � staticmethodr r r rY rn r r r r r? v s$ r? 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| _nt j | | _t | j�| _ d S )Nr �_files) r rs r rH �archive�len� prefix_len�hasattrrt � zipimport�_zip_directory_cache�sorted�index)r rF ru r r r r � s zZipResourceFinder.__init__c C s |S r( r rK r r r rL � s z ZipResourceFinder._adjust_pathc C s� || j d � }|| jv rd}n+|r |d tjkr |tj }t�| j|�}z | j| �|�}W n ty9 d}Y nw |sGt� d|| j j � |S t� d|| j j � |S )NT���Fz_find failed: %r %rz_find worked: %r %r) rw rt r rT �bisectr| rq � IndexError�logger�debugrH r# )r r r$ �ir r r rW � s ��zZipResourceFinder._findc C s& | j j}|jdt|� d � }||fS )Nr )rH ru r rv )r r r# r r r r r � s z ZipResourceFinder.get_cache_infoc C s | j �|j�S r( )rH �get_datar rX r r r r6 � r_ zZipResourceFinder.get_bytesc C s t �| �|��S r( )�io�BytesIOr6 rX r r r r1 � � z ZipResourceFinder.get_streamc C s |j | jd � }| j| d S )N� )r rw rt r r r r r8 � s zZipResourceFinder.get_sizec C s� |j | jd � }|r|d tjkr|tj7 }t|�}t� }t�| j|�}|t| j�k rV| j| �|�s6 |S | j| |d � }|� |� tjd�d � |d7 }|t| j�k s+|S )Nr} r r ) r rw r rT rv rf r~ r| rq �addrQ )r r r �plenr$ r� �sr r r r= s ��z ZipResourceFinder.get_resourcesc C sh || j d � }|r|d tjkr|tj7 }t�| j|�}z | j| �|�}W |S ty3 d}Y |S w )Nr} F)rw r rT r~ r| rq r )r r r� r$ r r r rY s ��z ZipResourceFinder._is_directory)r) r* r+ r: r rL rW r r6 r1 r8 r= rY r, r r r r rs � s rs c C s |t t| �< d S r( )�_finder_registry�type)rH � finder_makerr r r �register_finder2 r� r� c C s� | t v r t | }|S | tjvrt| � tj| }t|dd�}|du r&td��t|dd�}t�t|��}|du r=td| ��||�}|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 packagerC z Unable to locate finder for %r) � _finder_cachero �modules� __import__rG r r� r' r� )�packager$ rF r rH r� r r r r 9 s � r � __dummy__c C sR d}t �| � tj�| �}t�t|��}|r't}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. NrE ) �pkgutil� get_importerro �path_importer_cacher' r� r� � _dummy_moduler r r rD rC )r r$ rH r rF r r r �finder_for_pathU s r� )-� __future__r r~ r� �loggingr r� ro �typesry rE r �utilr r r � getLoggerr) r� r4 r �objectr- r/ r< r? rs r� � zipimporterr� �_frozen_importlib_externalZ_fi� ImportError�_frozen_importlib�SourceFileLoader� FileFinder�SourcelessFileLoader�AttributeErrorr� r� r � ModuleTyper r� r� r r r r �<module> sP ,!ZO� � �
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