관리-도구
편집 파일: _in_process.cpython-36.pyc
3 �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� ZdZd d � Zd d � Zd d!� Zd/d"d#�Z d$d%� Z G d&d'� d'e�Z G d(d)� d)e�Z d*d+� Z ddd#d%d+hZ!d,d-� Z"e#d.k�r\e"� dS )0ag This is invoked in a subprocess to call the build backend hooks. It expects: - Command line args: hook_name, control_dir - Environment variables: PEP517_BUILD_BACKEND=entry.point:spec PEP517_BACKEND_PATH=paths (separated with os.pathsep) - control_dir/input.json: - {"kwargs": {...}} Results: - control_dir/output.json - {"return_val": ...} � )�glob)� import_moduleN)�join� c K s. t |ddd��}tj| |f|� W d Q R X d S )N�wzutf-8)�encoding)�open�json�dump)�obj�path�kwargs�f� r ��/builddir/build/BUILDROOT/alt-python36-pip-20.2.4-5.el8.x86_64/opt/alt/python36/lib/python3.6/site-packages/pip/_vendor/pep517/_in_process.py� write_json! s r c C s$ t | ddd�� }tj|�S Q R X d S )N�rzutf-8)r )r r �load)r r r r r � read_json% s r c K s2 t |d�� }tj| |fddi|�� W d Q R X d S )N�wbr zutf-8)r r r )r r r r r r r r + s c C s t | d�� }tj|�S Q R X d S )N�rb)r r r )r 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 )N)�message)r r r r r r < s zBackendInvalid.__init__N)r r r r r r r r r r : s r c @ s e Zd ZdZdS )� HookMissingzARaised if a hook is missing and we are not executing the fallbackN)r r r r r r r r r! @ s r! c C s< t jjt jj| ��} t jjt jj|��}t jj| |g�|kS )z5Test if a file is located within the given directory.)�osr �normcase�abspath� commonprefix)�filename� directoryr r r � contained_inD s r( c s� t jjd�} | r*| jt j�}|tjdd�< t jd }|jd�\}}}y t|�� W n t k rp t t j � ��Y nX | r�t � fdd�|D ��s�td��|r�x |jd �D ]}t� |�� q�W � S ) z Find and load the build backend�PEP517_BACKEND_PATHNr �PEP517_BUILD_BACKEND�:c 3 s | ]}t � j|�V qd S )N)r( �__file__)�.0r )r r r � <genexpr>\ s z!_build_backend.<locals>.<genexpr>z(Backend was not loaded from backend-path�.)r" �environ�get�split�pathsep�sysr � partitionr � ImportErrorr r � format_exc�anyr �getattr)� backend_pathZextra_pathitems�epZmod_path�_Zobj_pathZ path_partr )r r �_build_backendK s& r= c C s2 t � }y |j}W n tk r$ g S X || �S dS )zfInvoke the optional get_requires_for_build_wheel hook Returns [] if the hook is not defined. N)r= � get_requires_for_build_wheel�AttributeError)�config_settings�backend�hookr r r r> g s r> c C sF t � }y |j}W n& tk r6 |s*t� �t|| |�S X || |�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)r= � prepare_metadata_for_build_wheelr? r! � _get_wheel_metadata_from_wheel)�metadata_directoryr@ �_allow_fallbackrA rB r r r rC u s rC ZPEP517_ALREADY_BUILT_WHEELc C sD g }x*| j � D ] }tjd|�}|r|j|� qW |r8|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�match�append� Exception)Zwhl_zip�resr �mr r r �_dist_info_files� s rN c C s� ddl m} | j||�}ttjj|t�d�� W dQ R X tjj||�}||�� }t|�}|j ||d� W dQ R X |d j d�d S )z�Build a wheel and extract the metadata from it. Fallback for when the build backend does not define the 'get_wheel_metadata' hook. r )�ZipFiler N)r �members�/) �zipfilerO � build_wheelr r" r r �WHEEL_BUILT_MARKERrN � extractallr2 )rA rE r@ rO Z whl_basenameZwhl_fileZzipfZ dist_infor r r rD � s rD c C sl | sdS t jj| �}t jjt|t��s*dS tt jj|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 ) r" r �dirname�isfile�pjoinrT r r �print�len)rE Zmetadata_parentZ whl_filesr r r �_find_already_built_wheel� s r\ c C s4 t |�}|r$tj|| � tjj|�S t� j| ||�S )z�Invoke the mandatory build_wheel hook. If a wheel was already built in the prepare_metadata_for_build_wheel fallback, this will copy it rather than rebuilding the wheel. )r\ �shutil�copy2r" r �basenamer= rS )�wheel_directoryr@ rE Z prebuilt_whlr r r rS � s rS c C s2 t � }y |j}W n tk r$ g S X || �S dS )zfInvoke the optional get_requires_for_build_wheel hook Returns [] if the hook is not defined. N)r= � get_requires_for_build_sdistr? )r@ rA rB r r r ra � s ra c @ s e Zd ZdZdS )�_DummyExceptionz(Nothing should ever raise this exceptionN)r r r r r r r r rb � s rb c @ s e Zd ZdZdd� ZdS )�GotUnsupportedOperationz9For internal use when backend raises UnsupportedOperationc C s || _ d S )N)r )r r r r r r � s z GotUnsupportedOperation.__init__N)r r r r r r r r r rc � s rc c C s@ t � }y |j| |�S t|dt�k r: ttj� ��Y nX dS )z&Invoke the mandatory build_sdist hook.�UnsupportedOperationN)r= � build_sdistr9 rb rc r r7 )�sdist_directoryr@ rA r r r re � s re c C sJ t tj�dk rtjd� tjd } tjd }| tkrBtjd| � t� | }tt|d��}dd d�}y|f |d �|d < W n� tk r� } zd |d < |j |d < W Y d d }~X n� t k r� } zd |d< |j |d< W Y d d }~X nR t k �r } zd |d< |j |d < W Y d d }~X n t k �r0 d |d< Y nX t|t|d�dd� d S )Nr z"Needs args: hook_name, control_dirrV � zUnknown hook: %sz input.jsonF)� unsupported� return_valr ri T� no_backendr �backend_invalid� backend_errorrh � hook_missingz output.json)�indent)r[ r4 �argv�exit� HOOK_NAMES�globalsr rY r r r r rc r! r )� hook_nameZ control_dirrB � hook_inputZjson_out�er r r �main� s. rv �__main__)N)$r r � importlibr r r" �os.pathr rY rH r] r4 r � version_infor r rK r r r! r( r= r> rC rT rN rD r\ rS ra rb rc re rq rv r r r r r �<module> sN