def add_metric(self, name, value, unit, idx=None, dimensions=None)

    def add_metric(
        self,
        metric_name: str,
        unit: str,
        dimension_names: list = [],
        metric_type: MetricTypes = MetricTypes.COUNTER,
    ) -> CachingMetric

    def add_metric(
        self,
        name: str,
        value: int or float,
        unit: str,
        idx: str = None,
        dimensions: list = [],
        metric_type: MetricTypes = MetricTypes.COUNTER,
    ):
        """
        Add a generic metric
            Default metric type is counter

        Parameters
        ----------
        name : str
            metric name
        value: int or float
            value of the metric
        unit: str
            unit of metric
        idx: str
            request id to be associated with the metric
        dimensions: list
            list of Dimension objects for the metric
        metric_type MetricTypes
            Type of metric Counter, Gauge, Histogram
        """

# add_metric method from version v0.6.1 onwards renamed to add_metric_to_cache
    def add_metric_to_cache(
        self,
        metric_name: str,
        unit: str,
        dimension_names: list = [],
        metric_type: MetricTypes = MetricTypes.COUNTER,
    ) -> CachingMetric