File: //usr/lib/python3.9/site-packages/pip/_internal/commands/__pycache__/hash.cpython-39.pyc
a
[��f� � @ s� d dl Z d dlZd dlZd dlmZ d dlmZ d dlmZ d dl m
Z
m Z d dl m
Z
mZ d dlmZmZ e�e�ZG dd � d e�Zeeed
�d d �ZdS )
� N)�Values)�List)�Command)�ERROR�SUCCESS)�
FAVORITE_HASH�
STRONG_HASHES)� read_chunks� write_outputc @ s< e Zd ZdZdZdZdd�dd�Zeee e
d�d d
�Z dS ) � HashCommandz�
Compute a hash of a local package archive.
These can be used with --hash in a requirements file to do repeatable
installs.
z%prog [options] <file> ...TN)�returnc C s: | j jdddtdtd�d�t��d� | j�d| j � d S ) Nz-az --algorithm� algorithm�storez$The hash algorithm to use: one of {}z, )�dest�choices�action�default�helpr )Zcmd_optsZ
add_optionr r �format�join�parserZinsert_option_group)�self� r �?/usr/lib/python3.9/site-packages/pip/_internal/commands/hash.py� add_options s �� zHashCommand.add_options)�options�argsr c C s> |s| j �tj� tS |j}|D ]}td||t||�� q tS )Nz%s:
--hash=%s:%s) r � print_usage�sys�stderrr r
r
�
_hash_of_filer )r r r r
�pathr r r �run( s �zHashCommand.run) �__name__�
__module__� __qualname__�__doc__�usageZignore_require_venvr r r �str�intr" r r r r r s
r )r! r
r c C sT t | d��2}t�|�}t|�D ]}|�|� q W d � n1 sB0 Y |�� S )z!Return the hash digest of a file.�rbN)�open�hashlib�newr �updateZ hexdigest)r! r
�archive�hash�chunkr r r r 5 s
*r )r, Zloggingr Zoptparser �typingr Z pip._internal.cli.base_commandr Z pip._internal.cli.status_codesr r Zpip._internal.utils.hashesr r Zpip._internal.utils.miscr r
Z getLoggerr# �loggerr r( r r r r r �<module> s
&