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python39
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in_process
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__pycache__
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a ��Re�+ � @ s| d Z ddlmZ ddlmZ ddlZddlZddlZddlmZ ddl Z ddl Z ddl Z ddl Z e j d dkr�dd� Zd d � Znd d� Zd d � ZG d d� de�ZG dd� de�ZG dd� de�Zdd� Zdd� Zdd� Zdd� Zdd � Zd d � Zd d � Zd!Zd"d#� Z d$d%� Z d&d'� Z d8d(d)�Z d9d*d+�Z d,d-� Z!G d.d/� d/e�Z"G d0d1� d1e�Z#d2d3� Z$h d4�Z%d5d6� Z&e'd7k�rxe&� dS ):ag This is invoked in a subprocess to call the build backend hooks. It expects: - Command line args: hook_name, control_dir - Environment variables: PEP517_BUILD_BACKEND=entry.point:spec PEP517_BACKEND_PATH=paths (separated with os.pathsep) - control_dir/input.json: - {"kwargs": {...}} Results: - control_dir/output.json - {"return_val": ...} � )�glob)� import_moduleN)�join� c K sF t |ddd��$}tj| |fi |�� W d � n1 s80 Y d S )N�w�utf-8��encoding��open�json�dump��obj�path�kwargs�f� r ��/builddir/build/BUILDROOT/alt-python39-pip-21.3.1-2.el8.x86_64/opt/alt/python39/lib/python3.9/site-packages/pip/_vendor/pep517/in_process/_in_process.py� write_json! s r c C s< t | ddd��}t�|�W d � S 1 s.0 Y d S )N�rr r �r r �load�r r r r r � read_json% s r c K sF t |d��(}tj| |fddi|�� W d � n1 s80 Y d S )N�wbr r r r r r r r + s c C s8 t | d��}t�|�W d � S 1 s*0 Y d S )N�rbr r r r r r / s c @ s e Zd ZdZdd� ZdS )�BackendUnavailablez&Raised if we cannot import the backendc C s || _ d S �N�� traceback��selfr r r r �__init__6 s zBackendUnavailable.__init__N��__name__� __module__� __qualname__�__doc__r# r r r r r 4 s r c @ s e Zd ZdZdd� ZdS )�BackendInvalidz Raised if the backend is invalidc C s || _ d S r )�message)r" r* r r r r# < s zBackendInvalid.__init__Nr$ r r r r r) : s r) c s" e Zd ZdZd� fdd� Z� ZS )� HookMissingzARaised if a hook is missing and we are not executing the fallbackNc s t t| ��|� || _d S r )�superr+ r# � hook_name)r" r- �� __class__r r r# B s zHookMissing.__init__)N)r% r& r' r( r# � __classcell__r r r. r r+ @ s r+ c C s< t j�t j�| ��} t j�t j�|��}t j�| |g�|kS )z5Test if a file is located within the given directory.)�osr �normcase�abspath� commonprefix)�filename� directoryr r r � contained_inG s r7 c s� t j�d�} | r*| �t j�}|tjdd�< t jd }|�d�\}}}z t|�� W n t yn t t � � ��Y n0 | r�t � fdd�|D ��s�td��|r�|�d �D ]}t� |�� q�� S ) z Find and load the build backend�PEP517_BACKEND_PATHNr �PEP517_BUILD_BACKEND�:c 3 s | ]}t � j|�V qd S r )r7 �__file__)�.0r �r r r � <genexpr>^ s �z!_build_backend.<locals>.<genexpr>z(Backend was not loaded from backend-path�.)r1 �environ�get�split�pathsep�sysr � partitionr � ImportErrorr r � format_exc�anyr) �getattr)� backend_pathZextra_pathitems�epZmod_path�_Zobj_pathZ path_partr r= r �_build_backendN s& � rM c C s" t � } g }t| d�r |�d� |S )z�Return the list of options features supported by the backend. Returns a list of strings. The only possible value is 'build_editable'. �build_editable)rM �hasattr�append)�backend�featuresr r r �_supported_featuresj s rS c C s4 t � }z |j}W n ty& g Y S 0 || �S dS �zfInvoke the optional get_requires_for_build_wheel hook Returns [] if the hook is not defined. N)rM � get_requires_for_build_wheel�AttributeError��config_settingsrQ �hookr r r rU w s rU c C s4 t � }z |j}W n ty& g Y S 0 || �S dS )ziInvoke the optional get_requires_for_build_editable hook Returns [] if the hook is not defined. N)rM � get_requires_for_build_editablerV rW r r r rZ � s rZ c C sT t � }z |j}W n4 tyD |s(t� �|�| |�}t|| |� Y S 0 || |�S dS )z�Invoke optional prepare_metadata_for_build_wheel Implements a fallback by building a wheel if the hook isn't defined, unless _allow_fallback is False in which case HookMissing is raised. N)rM � prepare_metadata_for_build_wheelrV r+ � build_wheel� _get_wheel_metadata_from_wheel)�metadata_directoryrX �_allow_fallbackrQ rY � whl_basenamer r r r[ � s � r[ c C s~ t � }z |j}W n^ tyn |s(t� �z |j}W n tyN tdd��Y n 0 || |�}t|| |� Y S Y n 0 || |�S dS )z�Invoke optional prepare_metadata_for_build_editable Implements a fallback by building an editable wheel if the hook isn't defined, unless _allow_fallback is False in which case HookMissing is raised. rN )r- N)rM �#prepare_metadata_for_build_editablerV r+ rN r] )r^ rX r_ rQ rY Z build_hookr` r r r ra � s �ra ZPEP517_ALREADY_BUILT_WHEELc C s@ g }| � � D ] }t�d|�}|r |�|� q |r4|S td��dS )z6Identify the .dist-info folder inside a wheel ZipFile.z[^/\\]+-[^/\\]+\.dist-info/z#No .dist-info folder found in wheelN)�namelist�re�matchrP � Exception)Zwhl_zip�resr �mr r r �_dist_info_files� s rh c C s� ddl m} ttj�|t�d�� W d � n1 s60 Y tj�|| �}||��&}t|�}|j||d� W d � n1 s�0 Y |d � d�d S )z�Extract the metadata from a wheel. Fallback for when the build backend does not define the 'get_wheel_metadata' hook. r )�ZipFiler N)r �members�/) �zipfileri r r1 r r �WHEEL_BUILT_MARKERrh � extractallrB )r` r^ rX ri Zwhl_fileZzipfZ dist_infor r r r] � s ,r] c C sl | sdS t j�| �}t j�t|t��s*dS tt j�|d��}|sLtd� dS t |�dkrdtd� dS |d S )zHCheck for a wheel already built during the get_wheel_metadata hook. Nz*.whlz+Found wheel built marker, but no .whl files� zHFound multiple .whl files; unspecified behaviour. Will call build_wheel.r ) r1 r �dirname�isfile�pjoinrm r r �print�len)r^ Zmetadata_parentZ whl_filesr r r �_find_already_built_wheel� s ru c C s4 t |�}|r$t�|| � tj�|�S t� �| ||�S )z�Invoke the mandatory build_wheel hook. If a wheel was already built in the prepare_metadata_for_build_wheel fallback, this will copy it rather than rebuilding the wheel. )ru �shutil�copy2r1 r �basenamerM r\ )�wheel_directoryrX r^ � prebuilt_whlr r r r\ � s �r\ c C s^ t � }z |j}W n ty( t� �Y n20 t|�}|rNt�|| � tj� |�S || ||�S dS )z�Invoke the optional build_editable hook. If a wheel was already built in the prepare_metadata_for_build_editable fallback, this will copy it rather than rebuilding the wheel. N) rM rN rV r+ ru rv rw r1 r rx )ry rX r^ rQ rY rz r r r rN s rN c C s4 t � }z |j}W n ty& g Y S 0 || �S dS rT )rM � get_requires_for_build_sdistrV rW r r r r{ s r{ c @ s e Zd ZdZdS )�_DummyExceptionz(Nothing should ever raise this exceptionN)r% r& r' r( r r r r r| , s r| c @ s e Zd ZdZdd� ZdS )�GotUnsupportedOperationz9For internal use when backend raises UnsupportedOperationc C s || _ d S r r r! r r r r# 2 s z GotUnsupportedOperation.__init__Nr$ r r r r r} 0 s r} c C s@ t � }z|�| |�W S t|dt�y: tt�� ��Y n0 dS )z&Invoke the mandatory build_sdist hook.�UnsupportedOperationN)rM � build_sdistrI r| r} r rG )�sdist_directoryrX rQ r r r r 6 s r > rZ rN ra r rU r{ rS r\ r[ c C st t tj�dk rt�d� tjd } tjd }| tvrBt�d| � t� | }tt|d��}dd d�}z|f i |d ��|d < W n� ty� } z d |d < |j |d < W Y d }~n�d }~0 t y� } z d |d< |j |d< W Y d }~n|d }~0 t �y } z d |d< |j |d < W Y d }~nFd }~0 t �yZ } z$d |d< |j�p@| |d< W Y d }~n d }~0 0 t|t|d�dd� d S )Nr z"Needs args: hook_name, control_dirro � zUnknown hook: %sz input.jsonF)� unsupported� return_valr r� T� no_backendr �backend_invalid� backend_errorr� � hook_missing�missing_hook_namez output.json)�indent)rt rD �argv�exit� HOOK_NAMES�globalsr rr r r r) r* r} r+ r- r )r- Z control_dirrY � hook_inputZjson_out�er r r �mainL s0 &r� �__main__)N)N)(r( r � importlibr r r1 �os.pathr rr rc rv rD r � version_infor r re r r) r+ r7 rM rS rU rZ r[ ra rm rh r] ru r\ rN r{ r| r} r r� r� r% r r r r �<module> sN
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