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release: Finish preparation for 4.25.2
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memory_lru_dict.py
65 lines | 1.8 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
# RhodeCode VCSServer provides access to different vcs backends via network.
# Copyright (C) 2014-2020 RhodeCode GmbH
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import logging
from repoze.lru import LRUCache
from vcsserver.utils import safe_str
log = logging.getLogger(__name__)
class LRUDict(LRUCache):
"""
Wrapper to provide partial dict access
"""
def __setitem__(self, key, value):
return self.put(key, value)
def __getitem__(self, key):
return self.get(key)
def __contains__(self, key):
return bool(self.get(key))
def __delitem__(self, key):
del self.data[key]
def keys(self):
return self.data.keys()
class LRUDictDebug(LRUDict):
"""
Wrapper to provide some debug options
"""
def _report_keys(self):
elems_cnt = '%s/%s' % (len(self.keys()), self.size)
# trick for pformat print it more nicely
fmt = '\n'
for cnt, elem in enumerate(self.keys()):
fmt += '%s - %s\n' % (cnt+1, safe_str(elem))
log.debug('current LRU keys (%s):%s', elems_cnt, fmt)
def __getitem__(self, key):
self._report_keys()
return self.get(key)