'Return current operation ie. heat, cool, idle.'

@property
def current_operation(self):

    mode = self.vera_device.get_hvac_mode()
    if (mode == 'HeatOn'):
        return OPERATION_LIST[0]
    elif (mode == 'CoolOn'):
        return OPERATION_LIST[1]
    elif (mode == 'AutoChangeOver'):
        return OPERATION_LIST[2]
    elif (mode == 'Off'):
        return OPERATION_LIST[3]
    return 'Off'
