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Editing: chainer.cpython-38.pyc
U ��l^C � @ s> d Z ddlmZ ddlmZ ddlmZ G dd� dej�ZdS ) zV Keyring Chainer - iterates over other viable backends to discover passwords in each. � )�absolute_import� )�backend)� propertiesc @ sX e Zd ZdZdZejedd� ��Zejedd� ��Z dd� Z d d � Z d d � Z d d� Z dS )�ChainerBackendzZ >>> ChainerBackend() <keyring.backends.chainer.ChainerBackend object at ...> Tc C s t | j�dkrdS dS )z� If there are backends to chain, high priority Otherwise very low priority since our operation when empty is the same as null. � � i����)�len�backends)�cls� r �:/usr/lib/python3/dist-packages/keyring/backends/chainer.py�priority s zChainerBackend.priorityc C s* dd� t tjt�� �D �}t|tjdd�S )z5 Discover all keyrings for chaining. c s s& | ] }t |t�s|jd kr|V qdS )r N)� isinstancer r )�.0�keyringr r r � <genexpr>& s �z*ChainerBackend.backends.<locals>.<genexpr>T)�key�reverse)�filterr Z_limitZget_all_keyring�sortedZ by_priority)r Zallowedr r r r s �zChainerBackend.backendsc C s, | j D ] }|�||�}|d k r| S qd S �N)r � get_password)�self�service�usernamer �passwordr r r r . s zChainerBackend.get_passwordc C s: | j D ].}z|�|||�W S tk r2 Y qX qd S r )r � set_password�NotImplementedError)r r r r r r r r r 4 s zChainerBackend.set_passwordc C s8 | j D ],}z|�||�W S tk r0 Y qX qd S r )r �delete_passwordr )r r r r r r r r ; s z ChainerBackend.delete_passwordc C s, | j D ] }|�||�}|d k r| S qd S r )r �get_credential)r r r r Z credentialr r r r B s z ChainerBackend.get_credentialN)�__name__� __module__� __qualname__�__doc__Zviabler Z ClassProperty� classmethodr r r r r r r r r r r s r N) r$ Z __future__r � r �utilr ZKeyringBackendr r r r r �<module> s
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