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__init__.cpython-39.pyc
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_bootstrap.cpython-39.opt-1.pyc
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_bootstrap.cpython-39.pyc
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_bootstrap_external.cpython-39.opt-1.pyc
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_bootstrap_external.cpython-39.pyc
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_common.cpython-39.opt-1.pyc
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_common.cpython-39.pyc
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abc.cpython-39.opt-1.pyc
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abc.cpython-39.pyc
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machinery.cpython-39.opt-1.pyc
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machinery.cpython-39.pyc
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metadata.cpython-39.opt-1.pyc
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metadata.cpython-39.pyc
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resources.cpython-39.opt-1.pyc
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resources.cpython-39.pyc
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util.cpython-39.opt-1.pyc
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N�r r� �r r� rG r� r r r � find_module. s z!WindowsRegistryFinder.find_module)NN)N) r� r� r� r� r r r � classmethodr r r r r r r r r � s �� r c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) � _LoaderBasicszSBase class of common code needed by both SourceLoader and SourcelessFileLoader.c C s@ t | �|��d }|�dd�d }|�d�d }|dko>|dkS )z�Concrete implementation of InspectLoader.is_package by checking if the path returned by get_filename has a filename of '__init__.py'.r rq r r3 �__init__)rP r� r� rx )r� r� r� � filename_base� tail_namer r r r� A s z_LoaderBasics.is_packagec C s dS �z*Use default semantics for module creation.Nr �r� r� r r r � create_moduleI s z_LoaderBasics.create_modulec C s8 | � |j�}|du r$td�|j���t�t||j� dS )zExecute the module.Nz4cannot load module {!r} when get_code() returns None)�get_coder� r� ra r� �_call_with_frames_removed�execr� )r� �moduler� r r r � exec_moduleL s �z_LoaderBasics.exec_modulec C s t �| |�S )zThis module is deprecated.)r� �_load_module_shim�r� r� r r r � load_moduleT s z_LoaderBasics.load_moduleN)r� r� r� r� r� r! r& r) r r r r r < s r c @ sJ e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d �d d�Zdd� Z dS )� SourceLoaderc C s t �dS )z�Optional method that returns the modification time (an int) for the specified path (a str). 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Nr )r� rG r1 r r r r. { s zSourceLoader.set_datac C sT | � |�}z| �|�}W n2 tyJ } ztd|d�|�W Y d}~n d}~0 0 t|�S )z4Concrete implementation of InspectLoader.get_source.z'source not available through get_data()r� N)r� �get_datarS r� r� )r� r� rG r� �excr r r � get_source� s ��zSourceLoader.get_sourcer� )� _optimizec C s t jt||dd|d�S )z�Return the code object compiled from source. The 'data' argument can be any object type that compile() supports. r$ T)� dont_inheritr| )r� r# �compile)r� r1 rG r4 r r r �source_to_code� s �zSourceLoader.source_to_codec C s | � |�}d}d}d}d}d}z t|�}W n tyB d}Y �n*0 z| �|�} W n tyf Y �n0 t| d �}z| �|�} W n ty� Y n�0 ||d�} z�t| || �} t| �dd� } | d@ dk}|�r | d @ dk}t j d k�r2|s�t j d k�r2| �|�}t � t |�}t | ||| � nt| || d || � W n ttf�yL Y n 0 t�d ||� t| |||d�S |du �r�| �|�}| �||�}t�d|� tj�s|du�r|du�r|�r�|du �r�t � t |�}t|||�} nt||t|��} z| �||| � W n t�y Y n0 |S )z�Concrete implementation of InspectLoader.get_code. Reading of bytecode requires path_stats to be implemented. To write bytecode, set_data must also be implemented. NFTr� r� r� r r r3 �never�always�sizez {} matches {})r� r� r� zcode object from {})r� r� r{ r- rS r* r1 r� � memoryviewr� �check_hash_based_pycsr� �_RAW_MAGIC_NUMBERr� r� r� r� r� r� r� r7 r �dont_write_bytecoder� r� r r0 )r� r� r� r� r� r� � hash_based� check_sourcer� �str1 r� r � bytes_data� code_objectr r r r" � s� � �� ����� � ��zSourceLoader.get_codeN) r� r� r� r, r- r0 r. r3 r7 r" r r r r r* Y 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� rG r r r r � s zFileLoader.__init__c C s | j |j ko| j|jkS rK �� __class__r� �r� �otherr r r �__eq__� s �zFileLoader.__eq__c C s t | j�t | j�A S rK ��hashr� rG �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. )�superrD r) r( �rF r r r) � s zFileLoader.load_modulec C s | j S �z:Return the path to the source file as found by the finder.rM r( r r r r� s zFileLoader.get_filenamec C s~ t | ttf�rFt�t|���}|�� W d � S 1 s:0 Y n4t�|d��}|�� W d � S 1 sp0 Y dS )z'Return the data from path as raw bytes.N�r)r� r* �ExtensionFileLoaderrg � open_coder} �readrh )r� rG rm r r r r1 s (zFileLoader.get_datac C s | � |�r| S d S rK )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 rQ )rI rP rG rg rh �r� �resourcerG r r r � open_resource s zFileLoader.open_resourcec C s& | � |�st�tt| j�d |�}|S �Nr )� is_resource�FileNotFoundErrorrI rP rG rW r r r � resource_path" s zFileLoader.resource_pathc C s( t |v r dS tt| j�d |�}t|�S )NFr )rA rI rP rG rX �r� r� rG r r r r[ ( s zFileLoader.is_resourcec C s t t�t| j�d ��S rZ )�iterr �listdirrP rG rL r r r �contents. s zFileLoader.contents)r� r� r� r� r rI rM r� r) r� r1 rV rY r] r[ ra � __classcell__r r rO r rD � s rD 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� r: )rR �st_mtime�st_size)r� rG rA r r r r- 6 s zSourceFileLoader.path_statsc C s t |�}| j|||d�S )N��_mode)r� r. )r� r� r� r1 rU r r r r0 ; s z SourceFileLoader._cache_bytecoder^ rf c C s� t |�\}}g }|r4t|�s4t |�\}}|�|� qt|�D ]h}t||�}zt�|� W q< tyn Y q<Y q< ty� } z t � d||� W Y d}~ dS d}~0 0 q<z t |||� t � d|� W n4 t� y� } zt � d||� W Y d}~n d}~0 0 dS )zWrite bytes data to a file.zcould not create {!r}: {!r}Nz created {!r}) rP rZ rC �reversedrI r �mkdir�FileExistsErrorrS r� r� rn ) r� rG r1 rg �parentr� rE rJ r2 r r r r. @ s. � �zSourceFileLoader.set_dataN)r� r� r� r� r- r0 r. r r r r rc 2 s rc 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� r1 r� r� r; )r� r� rG r1 r� r r r r" c s � �z SourcelessFileLoader.get_codec C s dS )z'Return None as there is no source code.Nr r( r r r r3 s s z SourcelessFileLoader.get_sourceN)r� r� r� r� r" r3 r r r r rl _ s rl c @ s\ e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dd� Z dd� Z e dd� �Z dS )rR z]Loader for extension modules. The constructor is designed to work with FileFinder. c C s> || _ t|�s4ztt�� |�}W n ty2 Y n0 || _d S rK )r� r] rI r rY rS rG r^ r r r r � s z ExtensionFileLoader.__init__c C s | j |j ko| j|jkS rK rE rG r r r rI � s �zExtensionFileLoader.__eq__c C s t | j�t | j�A S rK rJ rL r r r rM � 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� rG )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� rG rU 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>)rP rG �any�EXTENSION_SUFFIXESr( r rq 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 r3 � s z ExtensionFileLoader.get_sourcec C s | j S rP rM r( r r r r� � s z ExtensionFileLoader.get_filenameN)r� r� r� r� r rI rM r! r& r� r" r3 r� r� r r r r rR | s rR c @ sl e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dd� Z dd� Z dd� Zdd� 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.r c C s, || _ || _t| �� �| _| j| _|| _d S rK )�_name�_pathr� �_get_parent_path�_last_parent_path�_epoch� _last_epoch� _path_finder�r� r� rG � 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)rq r )r rG �__path__)rv rx )r� rk �dot�mer r r �_find_parent_path_names� s z&_NamespacePath._find_parent_path_namesc C s | � � \}}ttj| |�S rK )r� r� r �modules)r� �parent_module_name�path_attr_namer r r rx � s z _NamespacePath._get_parent_pathc C sd t | �� �}|| jks"| j| jkr^| �| j|�}|d urP|jd u rP|jrP|j| _ || _| j| _| j S rK ) r� rx ry rz r{ r| rv r� r� rw )r� � parent_pathr� r r r � _recalculate� s z_NamespacePath._recalculatec C s t | �� �S rK )r_ r� rL r r r �__iter__� s z_NamespacePath.__iter__c C s | � � | S rK �r� )r� �indexr r r � __getitem__� s z_NamespacePath.__getitem__c C s || j |< d S rK )rw )r� r� rG r r r � __setitem__� s z_NamespacePath.__setitem__c C s t | �� �S rK )r r� rL r r r �__len__� s z_NamespacePath.__len__c C s d� | j�S )Nz_NamespacePath({!r}))ra rw rL r r r �__repr__� s z_NamespacePath.__repr__c C s || � � v S rK r� �r� �itemr r r � __contains__� s z_NamespacePath.__contains__c C s | j �|� d S rK )rw rC r� r r r rC � s z_NamespacePath.appendN)r� r� r� r� rz r r� rx r� r� r� r� r� r� r� rC r r r r ru � s ru 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 rK )ru rw r} 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)>)ra 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 r3 s z_NamespaceLoader.get_sourcec C s t ddddd�S )Nr z<string>r$ T)r5 )r6 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 rK r rU 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� rw r' r( r r r r) s �z _NamespaceLoader.load_moduleN) r� r� r� r r r� r� r3 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 sN t tj�� �D ],\}}|du r(tj|= qt|d�r|�� qt jd7 _dS )z}Call the invalidate_caches() method on all path entry finders stored in sys.path_importer_caches (where implemented).N�invalidate_cachesr )�listr �path_importer_cache�itemsr� r� ru rz )r r� �finderr r r r� ) s z PathFinder.invalidate_cachesc C sR t jdur t js t�dt� t jD ]*}z||�W S tyJ Y q"Y q"0 q"dS )z.Search sys.path_hooks for a finder for 'path'.Nzsys.path_hooks is empty)r � path_hooksrs rt r� r� )r rG �hookr r r � _path_hooks6 s zPathFinder._path_hooksc C sd |dkr*z t �� }W n ty( Y dS 0 ztj| }W n& ty^ | �|�}|tj|< Y n0 |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 rY r\ r r� �KeyErrorr� )r rG r� r r r �_path_importer_cacheC s z PathFinder._path_importer_cachec C sR t |d�r|�|�\}}n|�|�}g }|d ur<t�||�S t�|d �}||_|S )Nr� )r� r� r r� r r� r� )r r� r� r� r� r� r r r �_legacy_get_specY s zPathFinder._legacy_get_specNc C s� g }|D ]�}t |ttf�s q| �|�}|durt|d�rF|�||�}n | �||�}|du r\q|jdurn| S |j}|du r�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� rG r �namespace_path�entryr� r� r� r r r � _get_spech s( zPathFinder._get_specc C sd |du rt j}| �|||�}|du r(dS |jdu r\|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 rG r� r� r� r� ru )r r� rG r r� r� r r r r � s zPathFinder.find_specc C s | � ||�}|du rdS |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|i |��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 rK r ro �r� r r r � r z&FileFinder.__init__.<locals>.<genexpr>rq r� N) r� �_loadersrG r] rI r rY � _path_mtime�set� _path_cache�_relaxed_path_cache)r� rG �loader_details�loadersr r r� r r � s zFileFinder.__init__c C s d| _ dS )z Invalidate the directory mtime.r� N)r� rL r r r r� � s z FileFinder.invalidate_cachesc C s* | � |�}|du rdg 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� rG �smslr r� r r r r� � s �zFileFinder._get_specNc C s~ d}|� d�d }zt| jp"t�� �j}W n ty@ d}Y n0 || jkrZ| �� || _t � rp| j }|� � }n | j }|}||v r�t | j|�}| jD ]:\} } d| } t || �} t| �r�| �| || |g|� S q�t|�}| jD ]p\} } zt | j|| �} W n t�y Y dS 0 tjd| dd� || |v r�t| �r�| �| || d|� S q�|�rzt�d |� t�|d�} |g| _| S dS ) zoTry to find a spec for the specified module. Returns the matching spec, or None if not found. Frq r3 r� r Nz trying {})� verbosityzpossible namespace for {})rx rR rG r rY rd rS r� � _fill_cacher! r� r� r� rI r� rX r� rZ r r� r� r� r� )r� r� r � is_namespace� tail_moduler� �cache� cache_module� base_pathrp r� � init_filename� full_pathr� r r r r � sN � zFileFinder.find_specc C s� | j }zt�|pt�� �}W n tttfy8 g }Y n0 tj� d�sRt |�| _ 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 rq r_ c S s h | ] }|� � �qS r )r� )r �fnr r r r ; r z)FileFinder._fill_cache.<locals>.<setcomp>N)rG r r` rY r\ �PermissionError�NotADirectoryErrorr r" r# r� r� r� ra r� �addr$ r� ) r� rG ra �lower_suffix_contentsr� r� r� rp �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��� | g��R � S )z-Path hook for importlib.machinery.FileFinder.z only directories are supportedrM )rZ r� rM �r r� r r �path_hook_for_FileFinderG 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}))ra rG rL r r r r� O 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 ty� Y n0 d S )N� __loader__�__spec__r� �__file__� __cached__)�getr� rl rc r � Exception)�nsr� �pathname� cpathnamer� r� r r r �_fix_up_moduleU 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). )rR �_alternative_architecturesr� �extension_suffixesrc r� rl r� )� extensions�source�bytecoder r r r� l s r� c C s� | a t jat jatjt }ddgfdddgff}|D ]l\}}tdd� |D ��sRJ �|d }|tjv rttj| } q�q4zt �|�}W q�W q4 ty� Y q4Y q40 q4td��t|d |� t|d |� t|d d � |�� t|d dd� |D �� g d�}|dk�r|� d� |D ]4}|tjv�r&t �|�} n tj| } t||| � �q t|dt � � t � tt�� �� |dk�r�t� d� dt v �r�dt_dS )z�Setup the path-based importers for importlib by importing needed built-in modules and injecting them into the global namespace. 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