o
    [hl                     @   s   d dl Z d dlmZmZmZmZmZmZmZ d dl	m
Z
mZmZ d dlmZ er.d dl mZ dZg dZG dd	 d	ZG d
d deZdS )    N)TYPE_CHECKINGBinaryIODictIterableListNoReturnOptional)HashMismatchHashMissingInstallationError)read_chunks)_Hashsha256)r   sha384sha512c                   @   s  e Zd ZdZd&deeeee f  ddfddZd'dd	Z	e
defd
dZdededefddZdee ddfddZdeedf ddfddZdeddfddZdeddfddZdeeef defddZdefd d!Zdedefd"d#Zdefd$d%ZdS )(HasheszaA wrapper that builds multiple hashes at once and checks them against
    known-good values

    Nhashesreturnc                 C   s>   i }|dur|  D ]\}}dd t|D ||< q
|| _dS )zo
        :param hashes: A dict of algorithm names pointing to lists of allowed
            hex digests
        Nc                 S   s   g | ]}|  qS  )lower).0kr   r   /home/ubuntu/experiments/live_experiments/Pythonexperiments/Otree/venv/lib/python3.10/site-packages/pip/_internal/utils/hashes.py
<listcomp>$   s    z#Hashes.__init__.<locals>.<listcomp>)itemssorted_allowed)selfr   allowedalgkeysr   r   r   __init__   s
   
zHashes.__init__otherc                    sb   t |tstS |sS s|S i }|j D ]\ } jvr q fdd|D | < qt|S )Nc                    s   g | ]}|j   v r|qS r   )r   )r   vr   r   r   r   r   7   s    z"Hashes.__and__.<locals>.<listcomp>)
isinstancer   NotImplementedr   r   )r   r"   newvaluesr   r$   r   __and__'   s   

zHashes.__and__c                 C   s   t dd | j D S )Nc                 s   s    | ]}t |V  qd S N)len)r   digestsr   r   r   	<genexpr><   s    z&Hashes.digest_count.<locals>.<genexpr>)sumr   r(   r   r   r   r   digest_count:   s   zHashes.digest_count	hash_name
hex_digestc                 C   s   || j |g v S )z/Return whether the given hex digest is allowed.)r   get)r   r1   r2   r   r   r   is_hash_allowed>   s   zHashes.is_hash_allowedchunksc              
   C   s   i }| j  D ]}z	t|||< W q ttfy"   td| w |D ]}| D ]}|| q+q%|	 D ]\}}|
 | j | v rH dS q8| | dS )zCheck good hashes against ones built from iterable of chunks of
        data.

        Raise HashMismatch if none match.

        zUnknown hash name: N)r   r    hashlibr'   
ValueError	TypeErrorr   r(   updater   	hexdigest_raise)r   r5   gotsr1   chunkhashgotr   r   r   check_against_chunksB   s    zHashes.check_against_chunksr<   r   r   c                 C   s   t | j|r*   )r	   r   r   r<   r   r   r   r;   Y   s   zHashes._raisefilec                 C   s   |  t|S )zaCheck good hashes against a file-like object

        Raise HashMismatch if none match.

        )r@   r   )r   rB   r   r   r   check_against_file\   s   zHashes.check_against_filepathc                 C   s8   t |d}| |W  d    S 1 sw   Y  d S )Nrb)openrC   )r   rD   rB   r   r   r   check_against_pathd   s   $zHashes.check_against_pathc                 C   s(   |  D ]\}}| ||r dS qdS )z3Return whether any of the given hashes are allowed.TF)r   r4   )r   r   r1   r2   r   r   r   
has_one_ofh   s
   zHashes.has_one_ofc                 C   s
   t | jS )z,Return whether I know any known-good hashes.)boolr   r/   r   r   r   __bool__o   s   
zHashes.__bool__c                 C   s   t |tstS | j|jkS r*   )r%   r   r&   r   )r   r"   r   r   r   __eq__s   s   
zHashes.__eq__c                 C   s"   t dtdd | j D S )N,c                 s   s,    | ]\}}|D ]
}d  ||fV  qqdS ):N)join)r   r   digest_listdigestr   r   r   r-   {   s    z"Hashes.__hash__.<locals>.<genexpr>)r>   rN   r   r   r   r/   r   r   r   __hash__x   s   zHashes.__hash__r*   )r"   r   r   r   )__name__
__module____qualname____doc__r   r   strr   r!   r)   propertyintr0   rI   r4   r   bytesr@   r;   r   rC   rG   rH   rJ   objectrK   rQ   r   r   r   r   r      s    $
r   c                       s<   e Zd ZdZd fddZdeedf ddfd	d
Z  ZS )MissingHasheszA 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.

    r   Nc                    s   t  jtg id dS )z!Don't offer the ``hashes`` kwarg.)r   N)superr!   FAVORITE_HASHr/   	__class__r   r   r!      s   zMissingHashes.__init__r<   r   r   c                 C   s   t |t  r*   )r
   r]   r:   rA   r   r   r   r;      s   zMissingHashes._raise)r   N)	rR   rS   rT   rU   r!   r   rV   r;   __classcell__r   r   r^   r   r[      s    "r[   )r6   typingr   r   r   r   r   r   r   pip._internal.exceptionsr	   r
   r   pip._internal.utils.miscr   r   r]   STRONG_HASHESr   r[   r   r   r   r   <module>   s    $o