Current File : //lib/python3/dist-packages/duplicity/errors.py
# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
#
# Copyright 2002 Ben Escoto <ben@emerose.org>
# Copyright 2007 Kenneth Loafman <kenneth@loafman.com>
#
# This file is part of duplicity.
#
# Duplicity 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 2 of the License, or (at your
# option) any later version.
#
# Duplicity 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 duplicity; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Error/exception classes that do not fit naturally anywhere else.
"""
from duplicity import log
class DuplicityError(Exception):
pass
class UserError(DuplicityError):
"""
Subclasses use this in their inheritance hierarchy to signal that
the error is a user generated one, and that it is therefore
typically unsuitable to display a full stack trace.
"""
pass
class NotSupported(DuplicityError):
"""
Exception raised when an action cannot be completed because some
particular feature is not supported by the environment.
"""
pass
class ConflictingScheme(DuplicityError):
"""
Raised to indicate an attempt was made to register a backend for a
scheme for which there is already a backend registered.
"""
pass
class InvalidBackendURL(UserError):
"""
Raised to indicate a URL was not a valid backend URL.
"""
pass
class UnsupportedBackendScheme(InvalidBackendURL, UserError):
"""
Raised to indicate that a backend URL was parsed successfully as a
URL, but was not supported.
"""
def __init__(self, url):
InvalidBackendURL.__init__(self, f"scheme not supported in url: {url}")
self.url = url
class BackendException(DuplicityError):
"""
Raised to indicate a backend specific problem.
"""
def __init__(self, msg, code=log.ErrorCode.backend_error):
super().__init__(msg)
self.code = code
class FatalBackendException(BackendException):
"""
Raised to indicate a backend failed fatally.
"""
pass
class TemporaryLoadException(BackendException):
"""
Raised to indicate a temporary issue on the backend.
Duplicity should back off for a bit and try again.
"""
pass
class BadVolumeException(DuplicityError):
pass
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