public override string ToString()
        {
            string message = "";

            message += "   - " + node.GetType().FullName.Split('.')[node.GetType().FullName.Split('.').Length - 1] + ": ";
            message += totalUnconnectedPorts + " unconnected ports";
            // message += "      - Total Input: " + totalInputPorts + ", ";
            // message += "Total Output: " + totalOutputPorts + "\n";
            // message += "      - Unconnected Ports: "  + totalUnconnectedPorts;
            return(message);
        }