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� s r? c C s� t �� z@zt| � }W n ty d }Y nw |d u r?td u r&t| �}nt| �}| fdd�}t�||�t| < W t � � |S W t � � |S t � � w )Nc S sD t �� zt�|�| u rt|= W t �� d S W t �� d S t �� w r )�_imp� acquire_lock� _module_locksr* � release_lock)�refr r r r �cb� s �z _get_module_lock.<locals>.cb) rG rH rI �KeyErrorr r= r �_weakrefrK rJ )r r rL r r r rB � s( � � �rB c C s8 t | �}z|�� W n ty Y d S w |�� d S r )rB r1 r r2 )r r r r r �_lock_unlock_module� s � rO c O s | |i |��S r r )�frD �kwdsr r r �_call_with_frames_removed� s rR r0 )� verbosityc G s< t jj|kr | �d�sd| } t| j|� t jd� d S d S )N)�#zimport z# )�file)r �flags�verbose� startswith�printr8 �stderr)�messagerS rD r r r �_verbose_message� s �r\ c � � fdd�}t |� � |S )Nc s& |t jvrtd�|�|d��� | |�S �Nz {!r} is not a built-in moduler )r �builtin_module_names� ImportErrorr8 �r% �fullname��fxnr r �_requires_builtin_wrapper� � � z4_requires_builtin.<locals>._requires_builtin_wrapper�r )rd re r rc r �_requires_builtin� � rh c r] )Nc s& t �|�std�|�|d��� | |�S �Nz{!r} is not a frozen moduler )rG � is_frozenr` r8 ra rc r r �_requires_frozen_wrapper rf z2_requires_frozen.<locals>._requires_frozen_wrapperrg )rd rl r rc r �_requires_frozen ri rm c C sL d}t �|t� t|| �}|tjv r"tj| }t||� tj| S t|�S )Nzgthe load_module() method is deprecated and slated for removal in Python 3.12; use exec_module() instead)� _warnings�warn�DeprecationWarning�spec_from_loaderr �modules�_exec�_load)r% rb �msg�spec�moduler r r �_load_module_shim s rx c C s� t | dd �}t | dd � }rt|�S t|d�r(z|�| �W S ty' Y nw z| j}W n ty8 d}Y nw z| j}W n tyX |d u rPd�|� Y S d�||� Y S w d�||�S )N� __loader__�__spec__� module_repr�?� <module {!r}>�<module {!r} ({!r})>�<module {!r} from {!r}>) r �_module_repr_from_specr r{ � Exceptionr r �__file__r8 )rw �loaderrv r �filenamer r r � _module_repr& s. � � � r� c @ sp e Zd Z dddd�dd�Zdd� Zdd� Zed d � �Zejd d � �Zed d � �Z edd� �Z e jdd� �Z dS )� ModuleSpecN)�origin� loader_state� is_packagec C s6 || _ || _|| _|| _|rg nd | _d| _d | _d S �NF)r r� r� r� �submodule_search_locations� _set_fileattr�_cached)r% r r� r� r� r� r r r r& e s zModuleSpec.__init__c C sf d� | j�d� | j�g}| jd ur|�d� | j�� | jd ur(|�d� | j�� d� | jjd�|��S )Nz name={!r}z loader={!r}z origin={!r}z submodule_search_locations={}z{}({})z, ) r8 r r� r� �appendr� � __class__r �join)r% rD r r r r; q s � �zModuleSpec.__repr__c C sf | j }z$| j|jko&| j|jko&| j|jko&||j ko&| j|jko&| j|jkW S ty2 t Y S w r )r� r r� r� �cached� has_locationr �NotImplemented)r% �other�smslr r r �__eq__{ s � �� � � �zModuleSpec.__eq__c C s: | j d u r| jd ur| jrtd u rt�t�| j�| _ | j S r )r� r� r� �_bootstrap_external�NotImplementedError� _get_cachedr: r r r r� � s zModuleSpec.cachedc C s || _ d S r )r� )r% r� r r r r� � s c C s" | j d u r| j�d�d S | jS )N�.r )r� r � rpartitionr: r r r �parent� s zModuleSpec.parentc C s | j S r )r� r: r r r r� � s zModuleSpec.has_locationc C s t |�| _d S r )�boolr� )r% �valuer r r r� � s ) r r r r& r; r� �propertyr� �setterr� r� r r r r r� @ s" $ � r� �r� r� c C s� t |d�r&td u r t�tj}|d u r|| |d�S |r g nd }|| ||d�S |d u rDt |d�rBz|�| �}W n tyA d }Y nw d}t| |||d�S )N� get_filename)r� )r� r� r� Fr� )r r� r� �spec_from_file_locationr� r` r� )r r� r� r� r� �searchr r r rq � s( � �rq c C s& z| j }W n ty Y nw |d ur|S | j}|d u r+z| j}W n ty* Y nw z| j}W n ty; d }Y nw |d u rW|d u rUz|j}W n tyT d }Y nw |}z| j}W n tyg d }Y nw zt| j�}W n tyz d }Y nw t |||d�}|d u r�dnd|_ ||_ ||_ |S )N�r� FT) rz r r ry r� �_ORIGIN� __cached__�list�__path__r� r� r� r� )rw r� r� rv r �locationr� r� r r r �_spec_from_module� sT � � � � � �r� F��overridec C s� |s t |dd �d u rz| j|_W n ty Y nw |s$t |dd �d u rW| j}|d u rH| jd urHtd u r6t�tj}|� |�}| j|_ || _d |_ z||_ W n tyV Y nw |sat |dd �d u rqz| j |_W n typ Y nw z| |_W n ty Y nw |s�t |dd �d u r�| jd ur�z| j|_W n ty� Y nw | jr�|s�t |dd �d u r�z| j|_ W n ty� Y nw |s�t |dd �d u r�| jd ur�z| j|_W |S ty� Y |S w |S )Nr ry � __package__r� r� r� )r r r r r� r� r� r� �_NamespaceLoader�__new__�_pathr� ry r� r� rz r� r� r� r� r� )rv rw r� r� r� r r r �_init_module_attrs� sr � � � � � � ��r� c C sT d }t | jd�r| j�| �}n t | jd�rtd��|d u r#t| j�}t| |� |S )N� create_module� exec_modulezBloaders that define exec_module() must also define create_module())r r� r� r` r r r� �rv rw r r r �module_from_spec4 s r� c C sf | j d u rdn| j }| jd u r!| jd u rd�|�S d�|| j�S | jr+d�|| j�S d�| j | j�S )Nr| r} r~ r �<module {!r} ({})>)r r� r� r8 r� )rv r r r r r� E s r� c C s | j }t|��{ tj�|�|ur d�|�}t||d��zP| jd u r6| jd u r.td| j d��t | |dd� n(t | |dd� t | jd�sXt | j�� d�}t � |t� | j�|� n| j�|� W tj�| j �}|tj| j < ntj�| j �}|tj| j < w W d � |S 1 s�w Y |S )Nz module {!r} not in sys.modulesr �missing loaderTr� r� �7.exec_module() not found; falling back to load_module())r r? r rr r* r8 r` r� r� r� r r rn ro � ImportWarning� load_moduler� �pop)rv rw r ru r r r rs V s4 �� ��rs c C s z | j �| j� W n | jtjv r tj�| j�}|tj| j< � tj�| j�}|tj| j< t|dd �d u rFz| j |_W n tyE Y nw t|dd �d u rlz|j |_ t |d�sa| j� d�d |_ W n tyk Y nw t|dd �d u r�z| |_ W |S ty� Y |S w |S )Nry r� r� r� r rz )r� r� r r rr r� r ry r r r� r r� rz r� r r r �_load_backward_compatiblet sB � � � ��r� c C s� | j d ur t| j d�s t| j �� d�}t�|t� t| �S t| �}d| _zP|t j | j < z| j d u r>| j d u r=t d| j d��n| j �|� W n zt j | j = W � tyY Y � w t j �| j �}|t j | j < td| j | j � W d| _|S d| _w )Nr� r� Tr� r zimport {!r} # {!r}F)r� r r rn ro r� r� r� � _initializingr rr r r� r` r� rM r� r\ )rv ru rw r r r �_load_unlocked� s< � � �� �r� c C s8 t | j�� t| �W d � S 1 sw Y d S r )r? r r� �rv r r r rt � s $�rt c @ s� e Zd Z dZedd� �Zeddd��Zeddd��Zed d � �Z ed d � �Z ee d d� ��Z ee dd� ��Z ee dd� ��Zee�ZdS )�BuiltinImporterzbuilt-inc C s$ t �dt� d| j�dtj� d�S )NzQBuiltinImporter.module_repr() is deprecated and slated for removal in Python 3.12z<module z (z)>)rn ro rp r r� r� �rw r r r r{ � s �zBuiltinImporter.module_reprNc C s* |d urd S t �|�rt|| | jd�S d S �Nr� )rG � is_builtinrq r� ��clsrb �path�targetr r r � find_spec� s zBuiltinImporter.find_specc C s, t �dt� | �||�}|d ur|jS d S )NzjBuiltinImporter.find_module() is deprecated and slated for removal in Python 3.12; use find_spec() instead)rn ro rp r� r� )r� rb r� rv r r r � find_module� s � zBuiltinImporter.find_modulec C s0 | j tjvrtd�| j �| j d��ttj| �S r^ )r r r_ r` r8 rR rG �create_builtinr� r r r r� s � z BuiltinImporter.create_modulec C s t tj| � d S r )rR rG � exec_builtinr� r r r r� s zBuiltinImporter.exec_modulec C � d S r r �r� rb r r r �get_code � zBuiltinImporter.get_codec C r� r r r� r r r � get_source r� zBuiltinImporter.get_sourcec C s dS r� r r� r r r r� r� zBuiltinImporter.is_package�NNr )r r r r� � staticmethodr{ � classmethodr� r� r� r� rh r� r� r� rx r� r r r r r� � s. r� c @ s� e Zd Z dZedd� �Zeddd��Zeddd��Zed d � �Z ed d � �Z ed d� �Z ee dd� ��Z ee dd� ��Zee dd� ��ZdS )�FrozenImporter�frozenc C s t �dt� d�| jtj�S )NzPFrozenImporter.module_repr() is deprecated and slated for removal in Python 3.12r� )rn ro rp r8 r r� r� )�mr r r r{ / s �zFrozenImporter.module_reprNc C s t �|�r t|| | jd�S d S r� )rG rk rq r� r� r r r r� : s zFrozenImporter.find_specc C s t �dt� t�|�r| S d S )NziFrozenImporter.find_module() is deprecated and slated for removal in Python 3.12; use find_spec() instead)rn ro rp rG rk )r� rb r� r r r r� A s �zFrozenImporter.find_modulec C s d S r r r� r r r r� M s z FrozenImporter.create_modulec C s@ | j j}t�|�std�|�|d��ttj|�}t|| j � d S rj ) rz r rG rk r` r8 rR �get_frozen_object�execr )rw r �coder r r r� Q s � zFrozenImporter.exec_modulec C s t | |�S r )rx r� r r r r� Z s zFrozenImporter.load_modulec C � t �|�S r )rG r� r� r r r r� d � zFrozenImporter.get_codec C r� r r r� r r r r� j r� zFrozenImporter.get_sourcec C r� r )rG �is_frozen_packager� r r r r� p r� zFrozenImporter.is_packager� r )r r r r� r� r{ r� r� r� r� r� r� rm r� r� r� r r r r r� $ s0 r� c @ s e Zd Z dd� Zdd� ZdS )�_ImportLockContextc C � t �� d S r )rG rH r: r r r rC } � z _ImportLockContext.__enter__c C r� r )rG rJ )r% �exc_type� exc_value� exc_tracebackr r r rF � r� z_ImportLockContext.__exit__N)r r r rC rF r r r r r� y s r� c C sB |� d|d �}t|�|k rtd��|d }| r d�|| �S |S )Nr� r0 z2attempted relative import beyond top-level packager �{}.{})�rsplit�lenr` r8 )r �package�level�bits�baser r r � _resolve_name� s r� c C s< t | �� d�}t�|t� | �||�}|d u rd S t||�S )Nz5.find_spec() not found; falling back to find_module())r rn ro r� r� rq )�finderr r� ru r� r r r �_find_spec_legacy� s r� c C s t j}|d u r td��|st�dt� | t jv }|D ]o}t� �/ z|j}W n t yA t || |�}|d u r?Y W d � qY nw || ||�}W d � n1 sRw Y |d ur�|s�| t jv r�t j| }z|j } W n t yy | Y S w | d u r�| S | S | S qd S )Nz5sys.meta_path is None, Python is likely shutting downzsys.meta_path is empty) r � meta_pathr` rn ro r� rr r� r� r r� rz ) r r� r� r� � is_reloadr� r� rv rw rz r r r � _find_spec� sF �� � � ��r� c C sp t | t�std�t| ����|dk rtd��|dkr*t |t�s$td��|s*td��| s4|dkr6td��d S d S )Nz module name must be str, not {}r zlevel must be >= 0z __package__ not set to a stringz6attempted relative import with no known parent packagezEmpty module name)� isinstance�str� TypeErrorr8 r � ValueErrorr` �r r� r� r r r � _sanity_check� s �r� zNo module named z{!r}c C s d }| � d�d }|r@|tjvrt||� | tjv r tj| S tj| }z|j}W n ty? td �| |�}t|| d�d �w t | |�}|d u rRtt�| �| d��t |�}|r�tj| }| � d�d }z t |||� W |S ty� d|�d|��}t � |t� Y |S w |S )Nr� r z; {!r} is not a packager � zCannot set an attribute on z for child module )r� r rr rR r� r �_ERR_MSGr8 �ModuleNotFoundErrorr� r� r rn ro r� ) r �import_r� r� � parent_moduleru rv rw �childr r r �_find_and_load_unlocked� s< � ��r� c C s� t | �� tj�| t�}|tu r t| |�W d � S W d � n1 s'w Y |d u r;d�| �}t|| d��t| � |S )Nz(import of {} halted; None in sys.modulesr ) r? r rr r* �_NEEDS_LOADINGr� r8 r� rO )r r� rw r[ r r r �_find_and_load� s � �� r� r c C s, t | ||� |dkrt| ||�} t| t�S r )r� r� r� � _gcd_importr� r r r r s r �� recursivec C s� |D ]h}t |t�s!|r| jd }nd}td|� dt|�j� ���|dkr6|s5t| d�r5t| | j|dd� qt| |�skd �| j|�}zt ||� W q t yj } z|j |kret j �|t�d ureW Y d }~q� d }~ww q| S ) Nz.__all__z ``from list''zItem in z must be str, not �*�__all__Tr r� )r� r� r r� r r �_handle_fromlistr r8 rR r� r r rr r* r� )rw �fromlistr� r �x�where� from_name�excr r r r s8 � �� ��� r c C s� | � d�}| � d�}|d ur*|d ur(||jkr(tjd|�d|j�d�tdd� |S |d ur1|jS tjdtdd� | d }d | vrH|�d �d }|S ) Nr� rz z __package__ != __spec__.parent (z != �)� )� stacklevelzYcan't resolve package from __spec__ or __package__, falling back on __name__ and __path__r r� r� r )r* r� rn ro r� r� )�globalsr� rv r r r �_calc___package__B s, ����r r c C s� |dkr t | �}n|d ur|ni }t|�}t | ||�}|sK|dkr+t | �d�d �S | s/|S t| �t| �d�d � }tj|jd t|j�| � S t|d�rVt||t �S |S )Nr r� r� ) r r � partitionr� r rr r r r ) r r �localsr r� rw �globals_r� �cut_offr r r � __import__] s r c C s& t �| �}|d u rtd| ��t|�S )Nzno built-in module named )r� r� r` r� )r rv r r r �_builtin_from_name� s r c C s� |a | att�}tj�� D ]$\}}t||�r2|tjv r t}n t �|�r't }nqt ||�}t ||� qtjt }dD ]}|tjvrFt |�} ntj| } t||| � q:d S )N)r rn rN )rG r r rr �itemsr� r_ r� rk r� r� r� r r r ) � sys_module� _imp_module� module_typer rw r� rv � self_module� builtin_name�builtin_moduler r r �_setup� s* � �r c C s( t | |� tj�t� tj�t� d S r )r r r� r� r� r� )r r r r r �_install� s r c C s" dd l } | a| �tjt � d S r )�_frozen_importlib_externalr� r r rr r )r r r r �_install_external_importers� s r r� r r )NNr r )5r r rn rN r� r r rI r) r5 r r r= r? rB rO rR r\ rh rm rx r� r� rq r� r� r� r� rs r� r� rt r� r� r� r� r� r� r� �_ERR_MSG_PREFIXr� r� �objectr� r� r r r r r r r r r r r r �<module> sh M% e -H $-PU / % %#