code: def get(self, metric_id=None, **kwargs):
          
          path = 'metrics'
          if metric_id is not None:
              path += '/%s' % metric_id
          return self.paginate_get(path, data=kwargs)
docs: Get metrics
  
          :param int metric_id: Metric ID
          :return: Metrics data (:class:`dict`)
  
          Additional named arguments may be passed and are directly transmitted
          to API. It is useful to use the API search features.
  
          .. seealso:: https://docs.cachethq.io/reference#get-metrics
          .. seealso:: https://docs.cachethq.io/docs/advanced-api-usage