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Code Editor : _bootstrap_external.cpython-38.pyc
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Nr )r� rE r/ r r r r- t s zSourceLoader.set_datac C sR | � |�}z| �|�}W n0 tk rH } ztd|d�|�W 5 d}~X Y nX t|�S )z4Concrete implementation of InspectLoader.get_source.z'source not available through get_data()r� N)r� �get_datarQ r� r� )r� r� rE r� �excr r r � get_source{ s ��zSourceLoader.get_sourcer� )� _optimizec C s t jt||dd|d�S )z�Return the code object compiled from source. The 'data' argument can be any object type that compile() supports. r# T)� dont_inheritr{ )r� r" �compile)r� r/ rE r3 r r r �source_to_code� s �zSourceLoader.source_to_codec C s" | � |�}d}d}d}d}d}z t|�}W n tk rD d}Y �n0X z| �|�} W n tk rj Y �n X t| d �}z| �|�} W n tk r� Y n�X ||d�} z�t| || �} t| �dd� } | d@ dk}|�r$| d @ dk}t j d k�r8|s�t j d k�r8| �|�}t � t |�}t | ||| � nt| || d || � W n ttfk �rT Y n X t�d ||� t| |||d�S |dk�r�| �|�}| �||�}t�d|� tj�s |dk �r |dk �r |�r�|dk�r�t � |�}t|||�} nt||t|��} z| �||| � W n tk �r Y nX |S )z�Concrete implementation of InspectLoader.get_code. 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NFTr� r� r� r r r1 �never�always�sizez {} matches {})r� r� r� zcode object from {})r� r� ry r, rQ r' r0 r� � memoryviewr� �check_hash_based_pycsr� �_RAW_MAGIC_NUMBERr� r� r� r� r� r� r� r6 r �dont_write_bytecoder� r� r r/ )r� r� r� r� r� r� � hash_based� check_sourcer� �str/ r� rz � bytes_data� code_objectr r r r! � s� � �� ����� � �zSourceLoader.get_codeN) r� r� r� r+ r, r/ r- r2 r6 r! r r r r r) R s r) c s| e Zd ZdZdd� Zdd� Zdd� Ze� fdd ��Zed d � �Z d d � Z edd� �Z dd� Z dd� Z dd� Zdd� Z� ZS )� FileLoaderzgBase file loader class which implements the loader protocol methods that require file system usage.c C s || _ || _dS )zKCache the module name and the path to the file found by the finder.Nr� )r� r� rE r r r r � s zFileLoader.__init__c C s | j |j ko| j|jkS rI �� __class__r� �r� �otherr r r �__eq__� s �zFileLoader.__eq__c C s t | j�t | j�A S rI ��hashr� rE �r� r r r �__hash__� s zFileLoader.__hash__c s t t| ��|�S )zdLoad a module from a file. This method is deprecated. Use exec_module() instead. )�superrC r( r' �rE r r r( � s zFileLoader.load_modulec C s | j S �z:Return the path to the source file as found by the finder.rK r' r r r r� s zFileLoader.get_filenamec C sf t | ttf�r:t�t|���}|�� W 5 Q R � S Q R X n(t�|d��}|�� W 5 Q R � S Q R X dS )z'Return the data from path as raw bytes.�rN)r� r) �ExtensionFileLoaderre � open_coder| �readrf )r� rE rk r r r r0 s zFileLoader.get_datac C s | � |�r| S d S rI )r� �r� r$ r r r �get_resource_reader s z FileLoader.get_resource_readerc C s t t| j�d |�}t�|d�S )Nr rP )rG rN rE re rf �r� �resourcerE r r r � open_resource s zFileLoader.open_resourcec C s& | � |�st�tt| j�d |�}|S �Nr )� is_resource�FileNotFoundErrorrG rN rE rV r r r � resource_path s zFileLoader.resource_pathc C s( t |kr dS tt| j�d |�}t|�S )NFr )r? rG rN rE rV �r� r� rE r r r rZ s zFileLoader.is_resourcec C s t t�t| j�d ��S rY )�iterr �listdirrN rE rK r r r �contents& s zFileLoader.contents)r� r� r� r� r rH rL r� r( r� r0 rU rX r\ rZ r` � __classcell__r r rN r rC � s rC c @ s. e Zd ZdZdd� Zdd� Zdd�dd �Zd S ) �SourceFileLoaderz>Concrete implementation of SourceLoader using the file system.c C s t |�}|j|jd�S )z!Return the metadata for the path.)r� r9 )rP �st_mtime�st_size)r� rE r@ r r r r, . s zSourceFileLoader.path_statsc C s t |�}| j|||d�S )N��_mode)r� r- )r� r� r� r/ rS r r r r/ 3 s z SourceFileLoader._cache_bytecoder\ re c C s� t |�\}}g }|r4t|�s4t |�\}}|�|� qt|�D ]l}t||�}zt�|� W q< tk rp Y q<Y q< tk r� } zt � d||� W Y � dS d}~X Y q<X q<z t |||� t � d|� W n0 tk r� } zt � d||� W 5 d}~X Y nX dS )zWrite bytes data to a file.zcould not create {!r}: {!r}Nz created {!r}) rN rX rA �reversedrG r �mkdir�FileExistsErrorrQ r� r� rl ) r� rE r/ rf �parentr� rC rH r1 r r r r- 8 s0 � �zSourceFileLoader.set_dataN)r� r� r� r� r, r/ r- r r r r rb * s rb c @ s e Zd ZdZdd� Zdd� ZdS )�SourcelessFileLoaderz-Loader which handles sourceless file imports.c C sD | � |�}| �|�}||d�}t|||� tt|�dd � ||d�S )Nr� r� )r� r� )r� r0 r� r� r: )r� r� rE r/ r� r r r r! [ s � �z SourcelessFileLoader.get_codec C s dS )z'Return None as there is no source code.Nr r' r r r r2 k s z SourcelessFileLoader.get_sourceN)r� r� r� r� r! r2 r r r r rk W s rk c @ s\ e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z e dd� �Z dS )rQ z]Loader for extension modules. The constructor is designed to work with FileFinder. c C s@ || _ t|�s6ztt�� |�}W n tk r4 Y nX || _d S rI )r� r[ rG r rW rQ rE r] r r r r | s z ExtensionFileLoader.__init__c C s | j |j ko| j|jkS rI rD rF r r r rH � s �zExtensionFileLoader.__eq__c C s t | j�t | j�A S rI rI rK r r r rL � s z ExtensionFileLoader.__hash__c C s$ t �tj|�}t �d|j| j� |S )z&Create an unitialized extension modulez&extension module {!r} loaded from {!r})r� r" r� �create_dynamicr� r� rE )r� r� r$ r r r r � s � �z!ExtensionFileLoader.create_modulec C s$ t �tj|� t �d| j| j� dS )z Initialize an extension modulez(extension module {!r} executed from {!r}N)r� r" r� � exec_dynamicr� r� rE rT r r r r% � s �z ExtensionFileLoader.exec_modulec s$ t | j�d � t� fdd�tD ��S )z1Return True if the extension module is a package.r c 3 s | ]}� d | kV qdS )r Nr �r �suffix�� file_namer r r � s �z1ExtensionFileLoader.is_package.<locals>.<genexpr>)rN rE �any�EXTENSION_SUFFIXESr' r rp r r� � s �z ExtensionFileLoader.is_packagec C s dS )z?Return None as an extension module cannot create a code object.Nr r' r r r r! � s z ExtensionFileLoader.get_codec C s dS )z5Return None as extension modules have no source code.Nr r' r r r r2 � s z ExtensionFileLoader.get_sourcec C s | j S rO rK r' r r r r� � s z ExtensionFileLoader.get_filenameN)r� r� r� r� r rH rL r r% r� r! r2 r� r� r r r r rQ t s rQ c @ sh e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z dd� Z dd� Z dd� ZdS )�_NamespacePatha& Represents a namespace package's path. It uses the module name to find its parent module, and from there it looks up the parent's __path__. When this changes, the module's own path is recomputed, using path_finder. For top-level modules, the parent module's path is sys.path.c C s$ || _ || _t| �� �| _|| _d S rI )�_name�_pathr� �_get_parent_path�_last_parent_path� _path_finder�r� r� rE � path_finderr r r r � s z_NamespacePath.__init__c C s& | j �d�\}}}|dkr dS |dfS )z>Returns a tuple of (parent-module-name, parent-path-attr-name)ro r )r rE �__path__)ru rv )r� rj �dot�mer r r �_find_parent_path_names� s z&_NamespacePath._find_parent_path_namesc C s | � � \}}ttj| |�S rI )r r� r �modules)r� �parent_module_name�path_attr_namer r r rw � s z _NamespacePath._get_parent_pathc C sP t | �� �}|| jkrJ| �| j|�}|d k rD|jd krD|jrD|j| _|| _| jS rI )r� rw rx ry ru r� r� rv )r� � parent_pathr� r r r � _recalculate� s z_NamespacePath._recalculatec C s t | �� �S rI )r^ r� rK r r r �__iter__� s z_NamespacePath.__iter__c C s | � � | S rI �r� )r� �indexr r r � __getitem__� s z_NamespacePath.__getitem__c C s || j |< d S rI )rv )r� r� rE r r r � __setitem__� s z_NamespacePath.__setitem__c C s t | �� �S rI )r r� rK r r r �__len__� s z_NamespacePath.__len__c C s d� | j�S )Nz_NamespacePath({!r}))r_ rv rK r r r �__repr__� s z_NamespacePath.__repr__c C s || � � kS rI r� �r� �itemr r r � __contains__� s z_NamespacePath.__contains__c C s | j �|� d S rI )rv rA r� r r r rA � s z_NamespacePath.appendN)r� r� r� r� r r rw r� r� r� r� r� r� r� rA r r r r rt � s rt c @ sP e Zd Zdd� Zedd� �Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dS )�_NamespaceLoaderc C s t |||�| _d S rI )rt rv rz r r r r � s z_NamespaceLoader.__init__c C s d� |j�S )zsReturn repr for the module. The method is deprecated. The import machinery does the job itself. z<module {!r} (namespace)>)r_ r� )r r$ r r r � module_repr� s z _NamespaceLoader.module_reprc C s dS )NTr r' r r r r� � s z_NamespaceLoader.is_packagec C s dS )Nr r r' r r r r2 � s z_NamespaceLoader.get_sourcec C s t ddddd�S )Nr z<string>r# T)r4 )r5 r' r r r r! s z_NamespaceLoader.get_codec C s dS r r r r r r r s z _NamespaceLoader.create_modulec C s d S rI r rT r r r r% s z _NamespaceLoader.exec_modulec C s t �d| j� t �| |�S )zbLoad a namespace module. This method is deprecated. Use exec_module() instead. z&namespace module loaded with path {!r})r� r� rv r& r' r r r r( s �z _NamespaceLoader.load_moduleN) r� r� r� r r r� r� r2 r! r r% r( r r r r r� � s r� c @ sv e Zd ZdZedd� �Zedd� �Zedd� �Zedd � �Zedd d ��Z edd d��Z eddd��Z edd� �Z d S )� PathFinderz>Meta path finder for sys.path and package __path__ attributes.c C s@ t tj�� �D ],\}}|dkr(tj|= qt|d�r|�� qdS )z}Call the invalidate_caches() method on all path entry finders stored in sys.path_importer_caches (where implemented).N�invalidate_caches)�listr �path_importer_cache�itemsr� r� )r r� �finderr r r r� s z PathFinder.invalidate_cachesc C sT t jdk r t js t�dt� t jD ],}z||�W S tk rL Y q"Y q"X q"dS )z.Search sys.path_hooks for a finder for 'path'.Nzsys.path_hooks is empty)r � path_hooksrq rr r� r� )r rE �hookr r r � _path_hooks% s zPathFinder._path_hooksc C sh |dkr,z t �� }W n tk r* Y dS X ztj| }W n( tk rb | �|�}|tj|< Y nX |S )z�Get the finder for the path entry from sys.path_importer_cache. If the path entry is not in the cache, find the appropriate finder and cache it. If no finder is available, store None. r N)r rW r[ r r� �KeyErrorr� )r rE r� r r r �_path_importer_cache2 s z PathFinder._path_importer_cachec C sR t |d�r|�|�\}}n|�|�}g }|d k r<t�||�S t�|d �}||_|S )Nr� )r� r� r r� r r� r� )r r� r� r� r� r� r r r �_legacy_get_specH s zPathFinder._legacy_get_specNc C s� g }|D ]�}t |ttf�s q| �|�}|dk rt|d�rF|�||�}n | �||�}|dkr\q|jdk rn| S |j}|dkr�t d��|� |� qt � |d�}||_|S )z?Find the loader or namespace_path for this module/package name.Nr zspec missing loader) r� r| �bytesr� r� r r� r� r� r� r� r� r� ) r r� rE r �namespace_path�entryr� r� r� r r r � _get_specW s( zPathFinder._get_specc C sd |dkrt j}| �|||�}|dkr(dS |jdkr\|j}|rVd|_t||| j�|_|S dS n|S dS )z�Try to find a spec for 'fullname' on sys.path or 'path'. The search is based on sys.path_hooks and sys.path_importer_cache. N)r rE r� r� r� r� rt )r r� rE r r� r� r r r r w s zPathFinder.find_specc C s | � ||�}|dkrdS |jS )z�find the module on sys.path or 'path' based on sys.path_hooks and sys.path_importer_cache. This method is deprecated. Use find_spec() instead. Nr r r r r r � s zPathFinder.find_modulec O s ddl m} |j||�S )a Find distributions. Return an iterable of all Distribution instances capable of loading the metadata for packages matching ``context.name`` (or all names if ``None`` indicated) along the paths in the list of directories ``context.path``. r )�MetadataPathFinder)�importlib.metadatar� �find_distributions)r r� r� r� r r r r� � s z PathFinder.find_distributions)N)NN)N) r� r� r� r� r r� r� r� r� r� r r r� r r r r r� s" r� c @ sZ e Zd ZdZdd� Zdd� ZeZdd� Zdd � Z dd d �Z d d� Z e dd� �Z dd� Zd S )� FileFinderz�File-based finder. Interactions with the file system are cached for performance, being refreshed when the directory the finder is handling has been modified. c sp g }|D ] \� }|� � fdd�|D �� q|| _|p6d| _t| j�sVtt�� | j�| _d| _t� | _ t� | _ dS )z�Initialize with the path to search on and a variable number of 2-tuples containing the loader and the file suffixes the loader recognizes.c 3 s | ]}|� fV qd S rI r rn �r� r r r � s z&FileFinder.__init__.<locals>.<genexpr>ro r� N) r� �_loadersrE r[ rG r rW � _path_mtime�set� _path_cache�_relaxed_path_cache)r� rE �loader_details�loadersr� r r� r r � s zFileFinder.__init__c C s d| _ dS )z Invalidate the directory mtime.r� N)r� rK r r r r� � s z FileFinder.invalidate_cachesc C s* | � |�}|dkrdg fS |j|jp&g fS )z�Try to find a loader for the specified module, or the namespace package portions. Returns (loader, list-of-portions). This method is deprecated. Use find_spec() instead. N)r r� r� )r� r� r� r r r r� � s zFileFinder.find_loaderc C s |||�}t ||||d�S )Nr� )r )r� r� r� rE �smslr r� r r r r� � s �zFileFinder._get_specNc C s� d}|� d�d }zt| jp"t�� �j}W n tk rB d}Y nX || jkr\| �� || _t � rr| j }|� � }n | j }|}||kr�t | j|�}| jD ]:\} } d| } t || �} t| �r�| �| || |g|� S q�t|�}| jD ]r\} } zt | j|| �} W n tk �r Y dS X tjd| dd� || |kr�t| �r�| �| || d|� S q�|�r~t�d |� t�|d�} |g| _| S dS ) zoTry to find a spec for the specified module. Returns the matching spec, or None if not found. Fro r1 r� r Nz trying {})� verbosityzpossible namespace for {})rv rP rE r rW rc rQ r� � _fill_cacher r� r� r� rG r� rV r� rX r~ r� r� r� r� )r� r� r � is_namespace� tail_moduler� �cache� cache_module� base_pathro r� � init_filename� full_pathr� r r r r � sP � zFileFinder.find_specc C s� | j }zt�|pt�� �}W n tttfk r: g }Y nX tj� d�sTt |�| _ nJt � }|D ]8}|� d�\}}}|r�d� ||�� �}n|}|�|� q^|| _ tj� t�r�dd� |D �| _dS )zDFill the cache of potential modules and packages for this directory.r ro r] c S s h | ] }|� � �qS r )r� )r �fnr r r r * s z)FileFinder._fill_cache.<locals>.<setcomp>N)rE r r_ rW r[ �PermissionError�NotADirectoryErrorr r r r� r� r� r_ r� �addr! r� ) r� rE r` �lower_suffix_contentsr� r� r} ro �new_namer r r r� s" zFileFinder._fill_cachec s � �fdd�}|S )a A class method which returns a closure to use on sys.path_hook which will return an instance using the specified loaders and the path called on the closure. If the path called on the closure is not a directory, ImportError is raised. c s" t | �std| d��� | f��� S )z-Path hook for importlib.machinery.FileFinder.z only directories are supportedrK )rX r� rK �r r� r r �path_hook_for_FileFinder6 s z6FileFinder.path_hook.<locals>.path_hook_for_FileFinderr )r r� r� r r� r � path_hook, s zFileFinder.path_hookc C s d� | j�S )NzFileFinder({!r}))r_ rE rK r r r r� > s zFileFinder.__repr__)N)r� r� r� r� r r� r� r r� r� r r� r r� r� r r r r r� � s 3 r� c C s� | � d�}| � d�}|sB|r$|j}n ||kr8t||�}n t||�}|sTt|||d�}z$|| d< || d< || d< || d< W n tk r� Y nX d S )N� __loader__�__spec__r� �__file__� __cached__)�getr� rk rb r � Exception)�nsr� �pathname� cpathnamer� r� r r r �_fix_up_moduleD s" r� c C s* t tt�� �f} ttf}ttf}| ||gS )z_Returns a list of file-based module loaders. Each item is a tuple (loader, suffixes). )rQ �_alternative_architecturesr� �extension_suffixesrb r� rk r� )� extensions�source�bytecoder r r r� [ s r� c C s� | a t jat jatjt }dD ]0}|tjkr8t �|�}n tj| }t|||� q ddgfdddgff}|D ]n\}}tdd� |D ��s�t�|d }|tjkr�tj| } q�qjzt �|�}W q�W qj t k r� Y qjY qjX qjt d ��t|d |� t|d |� t|d d � |�� t|ddd� |D �� t �d�} t|d| � t �d�} t|d| � |dk�rnt �d�} t|d| � t|dt � � t � tt�� �� |dk�r�t�d� dt k�r�dt_dS )z�Setup the path-based importers for importlib by importing needed built-in modules and injecting them into the global namespace. Other components are extracted from the core bootstrap module. )re rq �builtinsr� �posixr �ntr c s s | ]}t |�d kV qdS r r r r r r r s z_setup.<locals>.<genexpr>r z importlib requires posix or ntr r? r6 r �_pathseps_with_colonc S s h | ]}d |� ��qS r r r r r r r � s z_setup.<locals>.<setcomp>�_thread�_weakref�winregr r z.pywz_d.pydTN)r� r r� r� r� �_builtin_from_namer� �allr, r� rB r# rs r� r� r� r� rA r r ) �_bootstrap_module� self_module� builtin_name�builtin_module� os_details� builtin_osr6 r? � os_module� thread_module�weakref_module� winreg_moduler r r �_setupf sN r� c C s2 t | � t� }tj�tj|� g� tj�t � dS )z)Install the path-based import components.N) r� r� r r� r� r� r� � meta_pathrA r� )r� �supported_loadersr r r �_install� s r� �-arm-linux-gnueabihf.�-armeb-linux-gnueabihf.�-mips64-linux-gnuabi64.�-mips64el-linux-gnuabi64.�-powerpc-linux-gnu.�-powerpc-linux-gnuspe.�-powerpc64-linux-gnu.�-powerpc64le-linux-gnu.�-arm-linux-gnueabi.�-armeb-linux-gnueabi.�-mips64-linux-gnu.�-mips64el-linux-gnu.�-ppc-linux-gnu.�-ppc-linux-gnuspe.�-ppc64-linux-gnu.�-ppc64le-linux-gnu.)r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� c C sF | D ]<}t �� D ].\}}||kr| �|�||�� | S qq| S )z�Add a suffix with an alternative architecture name to the list of suffixes so an extension built with the default (upstream) setting is loadable with our Pythons )� _ARCH_MAPr� rA rZ )r� ro �original� alternativer r r r� � s r� )r\ )N)NNN)r r )T)N)N)Tr� r� re r rq r� r � _MS_WINDOWSr� r r� r� r6 r� r, r? r� r= rB r� r" �%_CASE_INSENSITIVE_PLATFORMS_BYTES_KEYr! r# r* r0 r2 rG rN rP rU rV rX r[ rl �type�__code__r� r( r� r' r- r< r� r r� r� �DEBUG_BYTECODE_SUFFIXES�OPTIMIZED_BYTECODE_SUFFIXESr� r� r� r� r� r� r� r� r� r� r� r� r� r� �objectr� r r r r) rC rb rk rs rQ rt r� r� r� r� r� r� r� r� r� r r r r �<module> s� � G( ! � D@ H-:?* A �
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