How to use the amcrest.LoginError function in amcrest

def setup(hass, config):
    """Set up the Amcrest IP Camera component."""
    hass.data.setdefault(DATA_AMCREST, {DEVICES: {}, CAMERAS: []})

    for device in config[DOMAIN]:
        name = device[CONF_NAME]
        username = device[CONF_USERNAME]
        password = device[CONF_PASSWORD]

        try:
            api = AmcrestChecker(
                hass, name, device[CONF_HOST], device[CONF_PORT], username, password
            )

        except LoginError as ex:
            _LOGGER.error("Login error for %s camera: %s", name, ex)
            continue

        ffmpeg_arguments = device[CONF_FFMPEG_ARGUMENTS]
        resolution = RESOLUTION_LIST[device[CONF_RESOLUTION]]
        binary_sensors = device.get(CONF_BINARY_SENSORS)
        sensors = device.get(CONF_SENSORS)
        switches = device.get(CONF_SWITCHES)
        stream_source = device[CONF_STREAM_SOURCE]
        control_light = device.get(CONF_CONTROL_LIGHT)

        # currently aiohttp only works with basic authentication
        # only valid for mjpeg streaming
        if device[CONF_AUTHENTICATION] == HTTP_BASIC_AUTHENTICATION:
            authentication = aiohttp.BasicAuth(username, password)
        else: