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#
# -------------------------------------------------------------------------
# Copyright (c) 2015-2017 AT&T Intellectual Property
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -------------------------------------------------------------------------
#
import abc
from oslo_log import log
import six
from conductor.data.plugins import base
LOG = log.getLogger(__name__)
@six.add_metaclass(abc.ABCMeta)
class InventoryProviderBase(base.DataPlugin):
"""Base class for Inventory Provider plugins"""
@abc.abstractmethod
def name(self):
"""Return human-readable name."""
pass
@abc.abstractmethod
def resolve_demands(self, demands):
"""Resolve demands into inventory candidate lists"""
pass
def invoke_method(self, arg):
return None
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