module sensor {
  yang-version 1.1;
  namespace "http://sensorexample.in/sensor-example";
  prefix sen1;

  identity battery-indicator-base-type {
    description
      "a base identity for battery level indicator";
  }

  identity high-level {
    base battery-indicator-base-type;
  }

  identity med-level {
    base battery-indicator-base-type;
  }

  identity low-level {
    base battery-indicator-base-type;
  }

  typedef battery-level {
    type identityref {
      base battery-indicator-base-type;
    }
  }

  container sensorObject {
    leaf statusLED {
      type enumeration {
        enum green  {value 0;}
        enum yellow {value 1;}
        enum red {value 2;}
      }
    }
    leaf battery {
        type battery-level;
    }
    list sensorReadings {
      key "index";
      leaf index {
        type uint8;
      }
      leaf sensorValue {
        type uint32;
      }

    }
  }
}