Errno:۱۹ _Please Help

Hi
Good time
Excuse me, I want to run a sample by site nfcpy
And library libusb-win32-bin-1.2.6.0 and pyusb-1.0.0a2 and
  pyserial-2.7.win32_py3k.exe and add nfc and bzrlib but unfortunately I did not recognize the usb device and run the following simple command does not show the error below:

import nfc
clf = nfc.ContactlessFrontend ('udp')
print (clf)
The error:

IOError: [Errno: 19] No such device

For libusb-win32-bin-1.2.6.0 file named install-filter-win.exe ran to the library to recognize mobile usb nfc c drive in a folder in the installation program copied Lib pyserial
2.7.win32_py3k.exe file and then run run was added in the library itself pyusb bzr, and I added to my library.

But still the above error is shown
Thank you for helping me get my

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