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# -*- coding: utf-8 -*-
# keyring_helpers.py
# Copyright (C) 2013 LEAP
#
# 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, see <http://www.gnu.org/licenses/>.
"""
Keyring helpers.
"""
import logging
import keyring
from keyring.backends.file import EncryptedKeyring, PlaintextKeyring
logger = logging.getLogger(__name__)
OBSOLETE_KEYRINGS = [
EncryptedKeyring,
PlaintextKeyring
]
def has_keyring():
"""
Returns whether we have an useful keyring to use.
:rtype: bool
"""
kr = keyring.get_keyring()
klass = kr.__class__
logger.debug("Selected keyring: %s" % (klass,))
canuse = kr is not None and klass not in OBSOLETE_KEYRINGS
if not canuse:
logger.debug("Not using this keyring since it is obsolete")
return canuse
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