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python3.9
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distlib
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Tr �r �resourcer r r r �is_stale" s zResourceCache.is_stalec C s� |j �|�\}}|du r |}n�tj�| j| �|�|�}tj�|�}tj�|�sXt� |� tj� |�sjd}n | � ||�}|r�t |d�� }|� |j� W d � n1 s�0 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 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 u rt� a t �| �S r+ )�cacher r% r/ r r r � file_path^ s zResource.file_pathc C s | j �| �S r+ )r � get_bytesr/ r r r r! e s zResource.bytesc C s | j �| �S r+ )r �get_sizer/ r r r �sizei s z Resource.sizeN) r& r' r( �__doc__� is_containerr0 r r2 r! r5 r r r r r- M s r- c @ s e Zd ZdZedd� �ZdS )�ResourceContainerTc C s | j �| �S r+ )r � get_resourcesr/ r r r � resourcesq s zResourceContainer.resourcesN)r& r' r( r7 r r: r r r r r8 n s r8 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)�.pyc�.pyoz.class)r= r> c C s. || _ t|dd �| _tj�t|dd��| _d S )N� __loader__�__file__� )�module�getattr�loaderr r r r )r rB r r r r � s zResourceFinder.__init__c C s t j�|�S r+ )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 rG )r � resource_name�sep�partsr# r r r � _make_path� s zResourceFinder._make_pathc C s t j�|�S r+ )r r r rF r r r �_find� s zResourceFinder._findc C s d |j fS r+ )r �r r r r r r � s z ResourceFinder.get_cache_infoc C sD | � |�}| �|�sd }n&| �|�r0t| |�}n t| |�}||_|S r+ )rP rQ � _is_directoryr8 r- r )r rM r r# r r r �find� s zResourceFinder.findc C s t |jd�S �N�rb)r r rR r r r r. � s zResourceFinder.get_streamc C s8 t |jd��}|�� W d � S 1 s*0 Y d S rU )r r �read)r r r$ r r r r3 � s zResourceFinder.get_bytesc C s t j�|j�S r+ )r r �getsizerR r r r r4 � 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$ )r\ r r � <listcomp>� � z0ResourceFinder.get_resources.<locals>.<listcomp>)�setr �listdirr rR r )r\ r r r9 � s z ResourceFinder.get_resourcesc C s | � |j�S r+ )rS r rR r r r r7 � s zResourceFinder.is_containerc c s� | � |�}|d ur�|g}|r�|�d�}|V |jr|j}|jD ]>}|sL|}nd�||g�}| � |�}|jrv|�|� q>|V q>qd S )Nr rI )rT �popr7 r, r: r �append)r rM r ZtodoZrnamer, �new_name�childr r r �iterator� s zResourceFinder.iteratorN)r& r' r( r6 �sys�platform� startswithr[ r rG rP rQ r rT r. r3 r4 r9 r7 � staticmethodr r r rS rf 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| _n t j | | _t | j�| _ d S )Nr �_files) r rk r rD �archive�len� prefix_len�hasattrrl � zipimport�_zip_directory_cache�sorted�index)r rB rm r r r r � s zZipResourceFinder.__init__c C s |S r+ r rF r r r rG � s z ZipResourceFinder._adjust_pathc C s� || j d � }|| jv r d}nV|r:|d tjkr:|tj }t�| j|�}z| j| �|�}W n tyr d}Y n0 |s�t� d|| j j � nt� d|| j j � |S )NT���Fz_find failed: %r %rz_find worked: %r %r) ro rl r rN �bisectrt ri � IndexError�logger�debugrD r" )r r r# �ir r r rQ � s zZipResourceFinder._findc C s& | j j}|jdt|� d � }||fS )Nr )rD rm r rn )r r r" r r r r r � s z ZipResourceFinder.get_cache_infoc C s | j �|j�S r+ )rD �get_datar rR r r r r3 � s zZipResourceFinder.get_bytesc C s t �| �|��S r+ )�io�BytesIOr3 rR r r r r. � s z ZipResourceFinder.get_streamc C s |j | jd � }| j| d S )N� )r ro rl r r r r r4 � s zZipResourceFinder.get_sizec C s� |j | jd � }|r,|d tjkr,|tj7 }t|�}t� }t�| j|�}|t| j�k r�| j| �|�shq�| j| |d � }|� |� tjd�d � |d7 }qH|S )Nru r r ) r ro r rN rn r` rv rt ri �addrK )r r r �plenr# rz �sr r r r9 s z ZipResourceFinder.get_resourcesc C sh || j d � }|r*|d tjkr*|tj7 }t�| j|�}z| j| �|�}W n tyb d}Y n0 |S )Nru F)ro r rN rv rt ri rw )r r rz r# r r r rS s z ZipResourceFinder._is_directory)r& r' r( r6 r rG rQ r r3 r. r4 r9 rS r) r r r r rk � s rk c C s |t t| �< d S r+ )�_finder_registry�type)rD � finder_makerr r r �register_finder2 s r� c C s� | t v rt | }nv| tjvr$t| � tj| }t|dd�}|du rJtd��t|dd�}t�t|��}|du rxtd| ��||�}|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_cacherg �modules� __import__rC r r� r% r� )�packager# rB r rD r� 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. NrA ) �pkgutil� get_importerrg �path_importer_cacher% r� r� � _dummy_moduler r r r@ r? )r r# rD r rB r r r �finder_for_pathU s r� )-Z __future__r rv r| Zloggingr r� rg �typesrq rA r �utilr r r Z getLoggerr& rx r1 r �objectr* r- r8 r; rk r� � zipimporterr� �_frozen_importlib_externalZ_fi� ImportError�_frozen_importlib�SourceFileLoader� FileFinder�SourcelessFileLoader�AttributeErrorr� r� r � ModuleTyper r� r� r r r r �<module> sJ ,!ZO�
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