def METHOD_NAME(self):
    """
    Retrieves the high threshold temperature of thermal
    Returns:
        A float number, the high threshold temperature of thermal in
        Celsius up to nearest thousandth of one degree Celsius,
        e.g. 30.125
    """
    if self.has_high_threshold:
        is_valid, high_threshold = self.sensor.get_threshold("UpperNonCritical")
        if is_valid:
            return float(high_threshold)
    return super(Thermal, self).METHOD_NAME()