message: FixBug druidMetricModels No attribute get_perm
diff: @@ -434,6 +434,9 @@ class DruidMetric(Model, BaseMetric):
  parent_name=self.datasource.full_name,
  ) if self.datasource else None
  + def get_perm(self):
  + return self.perm
  +
  @classmethod
  def import_obj(cls, i_metric):
  def lookup_obj(lookup_metric):
  