£Á°èZ¨Ä…–K§‚«“ô4“ÒÙ´dîfUÙÃÅ WKbyÊ¦•êŽ…È®FÒ¿ÊÎóCozá¬S@6{Í:›œêZÌ:Š•_%:¢¾¾~;‘Ã~èŠ©ÊÇí`ÔÑ©úë™µ'5I¿fš×WO%ø9¾«¾DK|€ùÍD”Ýs]nHÕ¶ê×Ó¼ãžªéUWŸÈË%DÒÕ¬ï‘]/Åcx ‰ï2ß]ä6G[]S£ÔÏ¯rs{úëóµmÒï#UQxo·õÞCe]"±/aÙ&Eã4ú9Jé_ÞåëdãöKë)AÞ ¯¹ægƒÛowÐø^d™ý½ßB7áyMä9ÜÖUã !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 3 �ReF�@s�ddlmZddlZddlmZmZmZddlmZm Z m Z ddlmZddl mZer�ddlmZmZmZmZmZddlmZer�dd lmZndd lmZdZddd gZGdd�de�ZGdd�de�ZdS)�)�absolute_importN)� iteritems�iterkeys� itervalues)�HashMismatch�HashMissing�InstallationError)�read_chunks)�MYPY_CHECK_RUNNING)�Dict�List�BinaryIO�NoReturn�Iterator)�PY3)�_Hash)�_hash�sha256�sha384�sha512c@sfeZdZdZddd�Zdd�Zedd��Zd d �Zdd�Z d d�Z dd�Zdd�Zdd�Z dd�ZdS)�HasheszaA wrapper that builds multiple hashes at once and checks them against known-good values NcCs|dkrin||_dS)zo :param hashes: A dict of algorithm names pointing to lists of allowed hex digests N)�_allowed)�self�hashes�r��/builddir/build/BUILDROOT/alt-python36-pip-20.2.4-5.el8.x86_64/opt/alt/python36/lib/python3.6/site-packages/pip/_internal/utils/hashes.py�__init__)szHashes.__init__csft|t�stS|s�S�s|Si}x:t|j�D],\�}��jkrBq.��fdd�|D�|�<q.Wt|�S)Ncsg|]}|�j�kr|�qSr)r)�.0�v)�algrrr� Bsz"Hashes.__and__..)� isinstancer�NotImplementedrr)r�other�new�valuesr)rrr�__and__1s zHashes.__and__cCstdd�|jj�D��S)Ncss|]}t|�VqdS)N)�len)r�digestsrrr� Hsz&Hashes.digest_count..)�sumrr%)rrrr�digest_countEszHashes.digest_countcCs||jj|g�kS)z/Return whether the given hex digest is allowed.)r�get)r� hash_name� hex_digestrrr�is_hash_allowedJszHashes.is_hash_allowedc Cs�i}xLt|j�D]>}ytj|�||<Wqttfk rLtdj|��YqXqWx(|D] }xt|�D]}|j |�qfWqXWx*t |�D]\}}|j�|j|kr�dSq�W|j|�dS)z�Check good hashes against ones built from iterable of chunks of data. Raise HashMismatch if none match. zUnknown hash name: {}N) rr�hashlibr$� ValueError� TypeErrorr�formatr�updater� hexdigest�_raise)r�chunks�gotsr-�chunk�hash�gotrrr�check_against_chunksSs zHashes.check_against_chunkscCst|j|��dS)N)rr)rr8rrrr6msz Hashes._raisecCs|jt|��S)zaCheck good hashes against a file-like object Raise HashMismatch if none match. )r<r )r�filerrr�check_against_fileqszHashes.check_against_filec Cs t|d��}|j|�SQRXdS)N�rb)�openr>)r�pathr=rrr�check_against_pathzszHashes.check_against_pathcCs t|j�S)z,Return whether I know any known-good hashes.)�boolr)rrrr�__nonzero__szHashes.__nonzero__cCs|j�S)N)rD)rrrr�__bool__�szHashes.__bool__)N)�__name__� __module__�__qualname__�__doc__rr&�propertyr+r/r<r6r>rBrDrErrrrr$s rcs(eZdZdZ�fdd�Zdd�Z�ZS)� MissingHashesz�A workalike for Hashes used when we're missing a hash for a requirement It computes the actual hash of the requirement and raises a HashMissing exception showing it to the user. cstt|�jtgid�dS)z!Don't offer the ``hashes`` kwarg.)rN)�superrKr� FAVORITE_HASH)r)� __class__rrr�szMissingHashes.__init__cCst|tj��dS)N)rrMr5)rr8rrrr6�szMissingHashes._raise)rFrGrHrIrr6� __classcell__rr)rNrrK�srK)� __future__rr0Zpip._vendor.sixrrr�pip._internal.exceptionsrrr�pip._internal.utils.miscr �pip._internal.utils.typingr �typingrrr rrrrrrM� STRONG_HASHES�objectrrKrrrr�s e