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��Re� � @ s� d Z d d l m Z d d l Z d d l m Z d d l m Z d d l m Z d d l m Z d d l m Z m Z d d l m Z d d l m Z d d l m Z e r� d d l m Z d d l m Z m Z d d l m Z e r� d d l m Z n d d l m Z d" Z e j e � Z Gd d � d e � Z! d d � Z" d d � Z# d d � Z$ d d � Z% d d � Z& d d � Z' d d! � Z( d S)#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 Z d Z d Z � f d d � Z � f d d � Z � S)� 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-python35-pip-20.2.4-5.el8.x86_64/opt/alt/python35/lib/python3.5/site-packages/pip/_internal/utils/wheel.pyr ( s zWheelMetadata.__init__c sa y t t | � j | � SWn@ t k r\ } z t d j | j | � � � WYd d } ~ Xn Xd 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 r r )r r r $ s r c s� t | | � \ � } � f d d � | j � D� } i } x� | D]� } t | � } | j d d � \ } } y t | | � | | <WqA t k r� } z# t d j | t | � � � � WYd d } ~ XqA XqA Wt | | � } t d | d | d | � S) zaGet a pkg_resources distribution given a wheel. :raises UnsupportedWheel: on any errors c s. g | ]$ } | j d j � � � r | � q S)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 2r: c C s� y. t | | � } t | | � } t | � } WnC t k rs } z# t d j | t | � � � � WYd d } ~ Xn Xt | | � | | f S)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 r2 �check_compatibility)r3 r r) r �versionr! r r r r. _ s . r. c C s� t d d � | j � D� � } d d � | D� } | sD t d � � t | � d k rt t d j d j | � � � � | d } t | � } t | � } | j | � s� t d 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 Vq d S)r+ r r N)r0 )r' r( r r r � <genexpr>| s z&wheel_dist_info_dir.<locals>.<genexpr>c S s% g | ] } | j d � r | � q S)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}) �setr/ r �lenr �joinr r& r )�sourcer �subdirs� info_dirsr) � info_dir_name�canonical_namer r r r; t s r; c C s^ y | j | � SWnF t t t f k rY } z t d j | | � � � WYd d } ~ Xn Xd S)Nz could not read {!r} file: {!r})�readr �KeyError� RuntimeErrorr r )rF r7 r! r r r r1 � s r1 c C s~ d j | � } t | | � } y t | � } Wn= t k rm } z t d j | | � � � WYd d } ~ Xn Xt � j | � S)ziReturn the WHEEL metadata of an extracted wheel, if possible. Otherwise, raise UnsupportedWheel. z{}/WHEELzerror decoding {!r}: {!r}N)r r1 r r r r �parsestr)rF � dist_info_dirr7 �wheel_contents� wheel_textr! r r r r< � s +r< c C s| | d } | d k r" t d � � | j � } y t t t | j d � � � SWn' t k rw t d j | � � � Yn Xd S)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�intr0 � ValueErrorr )� wheel_data� version_textr? r r r r= � s r= c C ss | d t d k rA t d j | d j t t | � � � � � n. | t k ro t j d d j t t | � � � d S)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 piprR z*Installing from a newer Wheel-Version (%s)N)�VERSION_COMPATIBLEr r rE rU r2 �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 rZ � getLoggerr" r[ r r: r. r; r1 r< r= r> r r r r �<module> s6 % &
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