@@ -0,0 +1,148 @@
+import usb.core%0Aimport time%0A%0Adev = usb.core.find()%0Adev.read(0x81, 576)%0A%0Adef get_next():%0A    global dev%0A    ret = dev.read(0x81, 576)%0A    return ret%0A

Create host_lib.py