custom component multi sensor

  custom_component:
  - id: test_component
  lambda: |-
    auto test_component = new TestComponent();
    App.register_component(test_component);
    return {test_component};

Each sensor

  - platform: custom
  lambda: return{get_testcomponent(test_component)->temp_sensor,get_testcomponent(test_component)->puissance_sensor};
  sensors:
    - name: "Température Ambiante"
      id: "temp_amb"
      unit_of_measurement: °C 
      accuracy_decimals: 1
      icon: "mdi:thermometer"
    - name: "Puissance"
      accuracy_decimals: 0
      icon: "mdi:signal"