관리-도구
편집 파일: wheel.cpython-36.pyc
3 �Re� � @ s d Z ddlmZ ddlZddlmZ ddlmZ ddlm Z ddl m Z ddl m Z mZ dd lmZ dd lmZ dd lmZ er�dd lmZ dd lmZmZ ddl mZ e r�ddlmZ n ddlm Z d"Z ej e �Z G dd� de�Z!dd� Z"dd� Z#dd� Z$dd� Z%d d � Z&d d � Z'd d!� Z(dS )#z0Support functions for working with wheel files. � )�absolute_importN)�Parser)�ZipFile)�canonicalize_name)�DistInfoDistribution)�PY2� ensure_str)�UnsupportedWheel)� DictMetadata)�MYPY_CHECK_RUNNING)�Message)�Dict�Tuple)� Distribution)� BadZipfile)� BadZipFile� c s, e Zd ZdZ� fdd�Z� fdd�Z� ZS )� WheelMetadatazaMetadata provider that maps metadata decoding exceptions to our internal exception type. c s t t| �j|� || _d S )N)�superr �__init__� _wheel_name)�self�metadata� wheel_name)� __class__� ��/builddir/build/BUILDROOT/alt-python36-pip-20.2.4-5.el8.x86_64/opt/alt/python36/lib/python3.6/site-packages/pip/_internal/utils/wheel.pyr ( s zWheelMetadata.__init__c sJ yt t| �j|�S tk rD } ztdj| j|���W Y d d }~X nX d S )Nz"Error decoding metadata for {}: {})r r � get_metadata�UnicodeDecodeErrorr �formatr )r �name�e)r r r r - s zWheelMetadata.get_metadata)�__name__� __module__� __qualname__�__doc__r r � __classcell__r r )r r r $ s r c s� t | |�\� }� fdd�| j� D �}i }xn|D ]f}t|�}|jdd�\}}yt| |�||< W q. tk r� } ztdj|t| ����W Y dd} ~ X q.X q.W t||�} t || |d�S )zaGet a pkg_resources distribution given a wheel. :raises UnsupportedWheel: on any errors c s g | ]}|j d j� ��r|�qS )z{}/)� startswithr )�.0�p)�info_dirr r � <listcomp>C s z8pkg_resources_distribution_for_wheel.<locals>.<listcomp>�/r z{} has an invalid wheel, {}N)�locationr � project_name) � parse_wheel�namelistr �split�read_wheel_metadata_filer r �strr r ) � wheel_zipr r- �_�metadata_files� metadata_text�path� full_path� metadata_namer! r r )r* r �$pkg_resources_distribution_for_wheel: s ( r; c C sj y t | |�}t| |�}t|�}W n6 tk rV } ztdj|t|����W Y dd}~X nX t||� ||fS )z�Extract information from the provided wheel, ensuring it meets basic standards. Returns the name of the .dist-info directory and the parsed WHEEL metadata. z{} has an invalid wheel, {}N)�wheel_dist_info_dir�wheel_metadata� wheel_versionr r r3 �check_compatibility)r4 r r* r �versionr! r r r r/ _ s $ r/ c C s� t dd� | j� D ��}dd� |D �}|s0td��t|�dkrPtdjdj|����|d }t|�}t|�}|j|�s�td j||���t|�S ) z�Returns the name of the contained .dist-info directory. Raises AssertionError or UnsupportedWheel if not found, >1 found, or it doesn't match the provided name. c s s | ]}|j d d�d V qdS )r, r r N)r1 )r( r) r r r � <genexpr>| s z&wheel_dist_info_dir.<locals>.<genexpr>c S s g | ]}|j d �r|�qS )z .dist-info)�endswith)r( �sr r r r+ ~ s z'wheel_dist_info_dir.<locals>.<listcomp>z .dist-info directory not foundr z)multiple .dist-info directories found: {}z, r z2.dist-info directory {!r} does not start with {!r}) �setr0 r �lenr �joinr r' r )�sourcer �subdirs� info_dirsr* � info_dir_name�canonical_namer r r r< t s r< c C sH y | j |�S tttfk rB } ztdj||���W Y d d }~X nX d S )Nz could not read {!r} file: {!r})�readr �KeyError� RuntimeErrorr r )rG r8 r! r r r r2 � s r2 c C s` dj |�}t| |�}y t|�}W n2 tk rR } ztdj ||���W Y dd}~X nX t� j|�S )ziReturn the WHEEL metadata of an extracted wheel, if possible. Otherwise, raise UnsupportedWheel. z{}/WHEELzerror decoding {!r}: {!r}N)r r2 r r r r �parsestr)rG � dist_info_dirr8 �wheel_contents� wheel_textr! r r r r= � s "r= c C s\ | d }|dkrt d��|j� }yttt|jd���S tk rV t dj|���Y nX dS )zbGiven WHEEL metadata, return the parsed Wheel-Version. Otherwise, raise UnsupportedWheel. z Wheel-VersionNz WHEEL is missing Wheel-Version�.zinvalid Wheel-Version: {!r})r �strip�tuple�map�intr1 � ValueErrorr )� wheel_data� version_textr@ r r r r> � s r> c C sR | d t d kr.tdj|djtt| �����n | t krNtjddjtt| ��� dS )a� Raises errors or warns if called with an incompatible Wheel-Version. pip should refuse to install a Wheel-Version that's a major series ahead of what it's compatible with (e.g 2.0 > 1.1); and warn when installing a version only minor version ahead (e.g 1.2 > 1.1). version: a 2-tuple representing a Wheel-Version (Major, Minor) name: name of wheel or package to raise exception about :raises UnsupportedWheel: when an incompatible Wheel-Version is given r zB{}'s Wheel-Version ({}) is not compatible with this version of piprS z*Installing from a newer Wheel-Version (%s)N)�VERSION_COMPATIBLEr r rF rV r3 �logger�warning)r@ r r r r r? � s r? )r r ))r% � __future__r �logging� email.parserr �zipfiler Zpip._vendor.packaging.utilsr Zpip._vendor.pkg_resourcesr Zpip._vendor.sixr r �pip._internal.exceptionsr �!pip._internal.utils.pkg_resourcesr �pip._internal.utils.typingr � email.messager �typingr r r r r r[ � getLoggerr" r\ r r; r/ r< r2 r= r> r? r r r r �<module> s6 %&