code: def set_cluster_threshold(self, value):
          ''' setter '''
          if isinstance(value, int) is False:
              raise TypeError("The type of __cluster_threshold must be int.")
          self.__cluster_threshold = valuf set_cluster_threshold(self, value):
          ''' setter '''
          if isinstance(value, int) is False:
              raise TypeError("The type of __cluster_threshold must be int.")
          self.__cluster_threshold = value
docs: setter