def METHOD_NAME(self, usb_index):
    """
    Opens the driver for unknown criteria.
    """
    _ = self.channel._
    self.channel(_("Using Mock Driver."))
    if self.driver_value is None:
        self.channel(_("Using Mock Driver to connect."))
        self.channel(_("Attempting connection to USB."))
        self.state("STATE_USB_CONNECTING")
        self.driver_value = 0  # Would connect here.
        self.driver_index = usb_index
        self.state("STATE_USB_CONNECTED")
        self.channel(_("USB Connected."))
        self.channel(_("Sending CH341 mode change to EPP1.9."))
        try:
            # self.driver.CH341InitParallel(self.driver_index, 1)
            self.channel(_("CH341 mode change to EPP1.9: Success."))
        except ConnectionError as e:
            self.channel(str(e))
            self.channel(_("CH341 mode change to EPP1.9: Fail."))
            raise ConnectionRefusedError
            # self.driver.CH341CloseDevice(self.driver_index)
        # self.driver.CH341SetExclusive(self.driver_index, 1)
        self.channel(_("Device Connected.\n"))