56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
# -*- coding: utf-8 -*-
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from taskflow.openstack.common import exception as exc
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class TaskFlowException(exc.Error):
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"""Base class for exceptions emitted from this library."""
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pass
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class NotFound(TaskFlowException):
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"""Raised when some entry in some object doesn't exist."""
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pass
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class AlreadyExists(TaskFlowException):
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"""Raised when some entry in some object already exists."""
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pass
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class ClosedException(TaskFlowException):
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"""Raised when an access on a closed object occurs."""
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pass
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class InvalidStateException(TaskFlowException):
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"""Raised when a task/job/workflow is in an invalid state when an
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operation is attempting to apply to said task/job/workflow."""
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pass
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class UnclaimableJobException(TaskFlowException):
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"""Raised when a job can not be claimed."""
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pass
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class JobNotFound(TaskFlowException):
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"""Raised when a job entry can not be found."""
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pass
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