ERROR:root:No backend available
Traceback (most recent call last):
File "E:\SwitchBackups\Fluffy\fluffy.pyw", line 939, in <module>
dev = usb.core.find(idVendor=0x057E, idProduct=0x3000)
File "C:\Users\black\AppData\Local\Programs\Python\Python37-32\lib\site-packages\usb\core.py", line...