docs: def MetatagDistinctValuesGet(self, metatag_name, namespace = None):
          """
              Find the distinct value of a metatag name in a certain namespace
              
              @param metatag_name (string) - Name of the metatag for which to find the distinct values
              @param namespace (stirng) - Namespace in which to find the distinct values
              
              @return (bool) - Boolean indicating whether MetatagDistinctValuesGet was successful
          """
          ns = "default" if namespace is None else namespace
          if self.__SenseApiCall__("/metatag_name/{0}/distinct_values.json", "GET", parameters = {'namespace': ns}):
              return True
          else:
              self.__error__ = "api call unsuccessful"
              return False