if (vType === nd4j.graph.VarType.CONSTANT || vType === nd4j.graph.VarType.PLACEHOLDER || vType === nd4j.graph.VarType.VARIABLE) {
                        var dt = dataTypeToString(v.datatype());
                        var shape = varShapeToString(v);
                        var n = "\"" + name + "\"\n" + varTypeToString(vType) + "\n" + dt + " " + shape;