How to use the pyvera.CATEGORY_TEMPERATURE_SENSOR function in pyvera

"parent": 1,
            "armed": "0",
            "armedtripped": "0",
            "configured": "1",
            "batterylevel": "100",
            "commFailure": "0",
            "lasttrip": "1571975359",
            "tripped": "0",
            "state": -1,
            "comment": "",
        },
        {
            "name": "Temp sensor 1",
            "altid": "m1",
            "id": DEVICE_TEMP_SENSOR_ID,
            "category": CATEGORY_TEMPERATURE_SENSOR,
            "subcategory": 0,
            "room": 0,
            "parent": 51,
            "configured": "0",
            "temperature": "57.00",
        },
        {
            "name": "Dimmer 1",
            "altid": "16",
            "id": DEVICE_DIMMER_ID,
            "category": CATEGORY_DIMMER,
            "subcategory": 2,
            "room": 0,
            "parent": 1,
            "kwh": "0.0000",
            "watts": "0",

def unit_of_measurement(self):
        """Return the unit of measurement of this entity, if any."""

        if self.vera_device.category == veraApi.CATEGORY_TEMPERATURE_SENSOR:
            return self._temperature_units
        if self.vera_device.category == veraApi.CATEGORY_LIGHT_SENSOR:
            return "lx"
        if self.vera_device.category == veraApi.CATEGORY_UV_SENSOR:
            return "level"
        if self.vera_device.category == veraApi.CATEGORY_HUMIDITY_SENSOR:
            return "%"
        if self.vera_device.category == veraApi.CATEGORY_POWER_METER:
            return "watts"

def update(self):
        """Update the state."""
        import pyvera as veraApi
        if self.vera_device.category == veraApi.CATEGORY_TEMPERATURE_SENSOR:
            self.current_value = self.vera_device.temperature

            vera_temp_units = (
                self.vera_device.vera_controller.temperature_units)

            if vera_temp_units == 'F':
                self._temperature_units = TEMP_FAHRENHEIT
            else:
                self._temperature_units = TEMP_CELSIUS

        elif self.vera_device.category == veraApi.CATEGORY_LIGHT_SENSOR:
            self.current_value = self.vera_device.light
        elif self.vera_device.category == veraApi.CATEGORY_UV_SENSOR:
            self.current_value = self.vera_device.light
        elif self.vera_device.category == veraApi.CATEGORY_HUMIDITY_SENSOR:
            self.current_value = self.vera_device.humidity