Home Assistant : Créer une jauge de pourcentage

template:
  - sensor:
      - name: "Conso HP vs HC total"
        unit_of_measurement: "%"
        state: >
          {% set hp = states('sensor.conso_edf_hp') | float(0) %}
          {% set hc = states('sensor.conso_edf_hc') | float(0) %}
          {% if (hp + hc) == 0 %}
            0
          {% else %}
            {{ (hp / (hp + hc) * 100) | round(1) }}
          {% endif %}
        icon: mdi:flash