INNER CODE UNIT · Python

_rate

DataDog/dd-agent · checks/__init__.py:191

    def _rate(cls, sample1, sample2):
        "Simple rate"
        try:
            interval = sample2[0] - sample1[0]
            if interval == 0:
                raise Infinity()

            delta = sample2[1] - sample1[1]
            if delta < 0:
                raise UnknownValue()

            return (sample2[0], delta / interval, sample2[2], sample2[3])
        except Infinity:
            raise
        except UnknownValue:
            raise
        except Exception as e:
            raise NaN(e)

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