Weighted graph @klass: @obj: @obj: @parent_class: @gedge: @weight: @Returns: @klass: @n1: @n2: @weight: @Returns: @klass: @obj: @obj: @parent_class: @node: @weight: @Returns: @klass: @weight: @Returns: @klass: @obj: @obj: @parent_class: @graph: @weight: @Returns: @wg: @Returns: