pollftdi.py

import platform
import usb.core
import usb.backend.libusb1
from ctypes import c_void_p
from pyftdi.ftdi import Ftdi

backend = usb.backend.libusb1.get_backend()
if backend and platform.system() == "Windows":
    backend.lib.libusb_set_usbdk.argtypes = [c_void_p]
    backend.lib.libusb_set_usbdk(backend.ctx)


def get_interfaces():
    interfaces = {}
    for device in usb.core.find(
        find_all=True, idVendor=Ftdi.FTDI_VENDOR, backend=backend
    ):
        for cfg in device.configurations():
            for interface in cfg.interfaces():
                i = list(Ftdi.PRODUCT_IDS[Ftdi.FTDI_VENDOR].values()).index(
                    device.idProduct
                )
                if i >= 0:
                    ftdi_url = "ftdi://ftdi:%s:%X:%X/%d" % (
                        list(Ftdi.PRODUCT_IDS[Ftdi.FTDI_VENDOR].items())[i][0],
                        device.bus,
                        device.address,
                        interface.index + 1,
                    )
                    interfaces[ftdi_url] = interface
    return interfaces


if __name__ == "__main__":

    for _, iface in get_interfaces().items():
        d = Ftdi()
        d.open_from_device(iface.device, iface.index + 1)
        print(d)
        d.close()
    for _, iface in get_interfaces().items():
        d = Ftdi()
        d.open_from_device(iface.device, iface.index + 1)
        print(d)
        d.close()

function libusb_set_usbdk not found
what is the function and where can i put it?