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##############################################################################
# Copyright (c) 2016 ZTE Corp and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from base import BaseLoader
from metric import MetricSpec
from qtip.base.constant import SpecProp
from qtip.util.formula import Formula
class QPISpec(BaseLoader):
"""
a QPI specification defines how to calculate a performance index from
collected metrics.
"""
RELATIVE_PATH = 'QPI'
def __init__(self, name, paths=None):
super(QPISpec, self).__init__(name, paths=paths)
content = self.content
self.formula = Formula(content[SpecProp.FORMULA])
self.sections = [Section(record, paths=paths)
for record in content[SpecProp.SECTIONS]]
class Section(object):
def __init__(self, content, paths=None):
self.name = content[SpecProp.NAME]
self.weight = content[SpecProp.WEIGHT]
self.formula = Formula(content[SpecProp.FORMULA])
self.metrics = [MetricSpec(record, paths=paths)
for record in content[SpecProp.METRICS]]
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