Current File : //opt/alt/python38/lib64/python3.8/site-packages/cryptography/__pycache__/utils.cpython-38.pyc
U
e�_� � @ s d dl mZmZmZ d dlZd dlZd dlZd dlZd dlZG dd� de �Z
e
Z e
Z e
Z
dd� Zdd� Zd d
� Zd d � Zeed
�r�ejZn
d$dd�Zeed�r�d%dd�Zn
d&dd�ZG dd� de�Zeed�r�ejZnejZdd� Zdd� Z G d d � d e �Z G d d � d e �Z d d!� Z d"d#� Z!dS )'� )�absolute_import�division�print_functionNc @ s e Zd ZdS )� CryptographyDeprecationWarningN��__name__�
__module__� __qualname__� r
r
� /utils.pyr s r c C s t |t�std�| ���d S )Nz{0} must be bytes)�
isinstance�bytes� TypeError�format)�name�valuer
r
r � _check_bytes s
r c s t � fdd��S )Nc s
t | � �S �N)�getattr��self�r r
r �<lambda>" � z$read_only_property.<locals>.<lambda>)�propertyr r
r r �read_only_property! s r c s � fdd�}|S )Nc s t � | � � �| � | S r ��verify_interface�register��klass��ifacer
r �register_decorator& s
z.register_interface.<locals>.register_decoratorr
)r" r# r
r! r �register_interface% s r$ c s � �fdd�}|S )Nc s �rt � | � � �| � | S r r r �r" � predicater
r r# . s
z1register_interface_if.<locals>.register_decoratorr
)r& r" r# r
r% r �register_interface_if- s r' �
from_bytesFc C s$ |dks t �|rt �tt�| �d�S )N�big� )�AssertionError�int�binasciiZhexlify)�data� byteorderZsignedr
r
r �int_from_bytes9 s r0 �to_bytesc C s | � |p| �� d d pdd�S )N� � � r) )r1 �
bit_length)�integer�lengthr
r
r � int_to_bytesA s �r8 c C s: d| }|d krt |�}n|d }t�|�||d@ ��S )Nz%x� r4 )�lenr- Z unhexlify�zfill)r6 r7 Z
hex_string�nr
r
r r8 F s
c @ s e Zd ZdS )�InterfaceNotImplementedNr r
r
r
r r= O s r= � signaturec C sv | j D ]j}t||�s$td�||���tt| |�tj�r8qtt| |��}tt||��}||krtd�||||���qd S )Nz {0} is missing a {1!r} methodzO{0}.{1}'s signature differs from the expected. Expected: {2!r}. Received: {3!r}) �__abstractmethods__�hasattrr= r r r �abc�abstractpropertyr> )r" r �methodZsig�actualr
r
r r Y s$
� ��r c C s | � � S r )r5 )�xr
r
r r5 o s r5 c @ s e Zd Zdd� ZdS )�_DeprecatedValuec C s || _ || _|| _d S r )r �message�
warning_class)r r rG rH r
r
r �__init__t s z_DeprecatedValue.__init__N)r r r rI r
r
r
r rF s s rF c @ s4 e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd S ) �_ModuleWithDeprecationsc C s || j d< d S �N�_module)�__dict__)r �moduler
r
r rI { s z _ModuleWithDeprecations.__init__c C s4 t | j|�}t|t�r0tj|j|jdd� |j}|S �Nr9 )�
stacklevel) r rL r rF �warnings�warnrG rH r �r �attr�objr
r
r � __getattr__~ s
z#_ModuleWithDeprecations.__getattr__c C s t | j||� d S r )�setattrrL )r rT r r
r
r � __setattr__� s z#_ModuleWithDeprecations.__setattr__c C s: t | j|�}t|t�r*tj|j|jdd� t| j|� d S rO ) r rL r rF rQ rR rG rH �delattrrS r
r
r � __delattr__� s
z#_ModuleWithDeprecations.__delattr__c C s dgt | j� S rK )�dirrL r r
r
r �__dir__� s z _ModuleWithDeprecations.__dir__N)r r r rI rV rX rZ r\ r
r
r
r rJ z s
rJ c C s. t j| }t|t�s"t|�t j|< t| ||�S r )�sys�modulesr rJ rF )r Z module_namerG rH rN r
r
r �
deprecated� s
r_ c s( d� ��� t� �� ��fdd�}t|�S )Nz _cached_{0}c s0 t | � ��}|�k r|S �| �}t| � |� |S r )r rW )�instance�cache�result�Z cached_name�func�sentinelr
r �inner� s z cached_property.<locals>.inner)r �objectr )rd rf r
rc r �cached_property� s
rh )F)N)N)"Z
__future__r r r rA r- �inspectr] rQ � UserWarningr ZPersistentlyDeprecatedZDeprecatedIn21ZDeprecatedIn23r r r$ r' r@ r, r( r0 r8 � Exceptionr= r> Z
getargspecr r5 rg rF rJ r_ rh r
r
r
r �<module> s:
Mini Shell