{
  "id": "__HOPE__/builtin/math_2_1",
  "name": "math_2_1_builtin",
  "description":"two number inports and one number outport",
  "out": {
    "ports": [{
      "name": "out",
      "type": "number"
    }]
  },
  "in": {
    "ports": [{             
      "name": "in1",
      "type": "number"
    },{
      "name": "in2",
      "type": "number"
    }]
  }

}