bareon-allocator/bareon_allocator/solvers/base.py

39 lines
1.1 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2016 Mirantis, Inc.
#
# 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
import six
@six.add_metaclass(abc.ABCMeta)
class BaseSolver(object):
"""Base class for Bareon Allocator Objects."""
def __init__(self, linear_program):
"""Initialize object.
:param linear_program: `class`:LinearProgram object
"""
self.linear_program = linear_program
@abc.abstractmethod
def solve(self):
"""Returns solution hash.
:raises: errors.NoSolutionFound
"""