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import abc
from kafka.metrics.stat import AbstractStat
class AbstractCompoundStat(AbstractStat):
"""
A compound stat is a stat where a single measurement and associated
data structure feeds many metrics. This is the example for a
histogram which has many associated percentiles.
"""
__metaclass__ = abc.ABCMeta
def stats(self):
"""
Return list of NamedMeasurable
"""
raise NotImplementedError
class NamedMeasurable(object):
def __init__(self, metric_name, measurable_stat):
self._name = metric_name
self._stat = measurable_stat
@property
def name(self):
return self._name
@property
def stat(self):
return self._stat
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