U Zf@s$dZddlmZGdddeZdS)a% flask_caching.backends.base ~~~~~~~~~~~~~~~~~~~~~~~~~~~ This module contains the BaseCache that other caching backends have to implement. :copyright: (c) 2018 by Peter Justin. :copyright: (c) 2010 by Thadeus Burgess. :license: BSD, see LICENSE for more details. ) BaseCachec@s.eZdZdZd ddZeddZddZd S) raMBaseclass for the cache systems. All the cache systems implement this API or a superset of it. :param default_timeout: The default timeout (in seconds) that is used if no timeout is specified on :meth:`set`. A timeout of 0 indicates that the cache never expires. ,cCstj||dd|_dS)N)default_timeoutF)CachelibBaseCache__init__ ignore_errors)selfrr ?/tmp/pip-unpacked-wheel-0x57cbey/flask_caching/backends/base.pyrszBaseCache.__init__cCs|S)Nr )clsZappconfigargskwargsr r r factoryszBaseCache.factorycGs2g}|D]$}||r"||q|jsq.q|S)zDeletes multiple keys at once. :param keys: The function accepts multiple keys as positional arguments. :returns: A list containing all sucessfuly deleted keys :rtype: boolean )deleteappendr)rkeysZ deleted_keyskeyr r r delete_many!s  zBaseCache.delete_manyN)r)__name__ __module__ __qualname____doc__r classmethodrrr r r r rs   rN)rZcachelibrrr r r r s