Updated pyusb control.py

  Now instead of Resource Busy error we now Operation timed out error.

control.py

@@ -13,30 +13,30 @@ if dev is None:
     raise ValueError("Device Not Found!")
 
 
-if dev.is_kernel_driver_active(0):
-    try:
-        dev.detach_kernel_driver(0)
-        detached = True
-        print("Kernel detached")
-    except USBError as e:
-        exit("Failed detaching kernel driver!")
-else:
-    print("No Kernel Attached!")
-
-try:
-    util.claim_interface(dev, 0)
-    print("Claimed Device!")
-except:
-    endpoint = dev[0][(0,0)][0]
-    data = dev.read(endpoint.bEndpointAddress, 0x0040)
-    print(type(data))
-    print(data)
-
-if detached:
-    dev.attach_kernel_driver(0)
-    print("Kernel attached")
-
-exit()
+#if dev.is_kernel_driver_active(0):
+#    try:
+#        dev.detach_kernel_driver(0)
+#        detached = True
+#        print("Kernel detached")
+#    except USBError as e:
+#        exit("Failed detaching kernel driver!")
+#else:
+#    print("No Kernel Attached!")
+
+#try:
+#    util.claim_interface(dev, 0)
+#    print("Claimed Device!")
+#except:
+#    endpoint = dev[0][(0,0)][0]
+#    data = dev.read(endpoint.bEndpointAddress, 0x0040)
+#    print(type(data))
+#    print(data)
+
+#if detached:
+#    dev.attach_kernel_driver(0)
+#    print("Kernel attached")
+
+#exit()
 #print(type(dev))
 #print(dev)
 
@@ -44,14 +44,19 @@ exit()
 # https://github.com/pyusb/pyusb/issues/357
 #dev.set_configuration()
 
+# From https://stackoverflow.com/questions/29345325/raspberry-pyusb-gets-resource-busy
+dev.reset()
+
 # Get the config
 cfg = dev.get_active_configuration()
 
-print(cfg)
+#print(cfg)
 
 # Index the config for interfaces
 intf = cfg[(0, 0)]
 
+print(intf)
+
 # If you don't know the endpoint
 # Obatains the endpoint out
 ep = util.find_descriptor(
@@ -59,8 +64,8 @@ ep = util.find_descriptor(
     custom_match = \
     lambda e: \
         util.endpoint_direction(e.bEndpointAddress) == \
-        util.ENDPOINT_OUT)
+        util.ENDPOINT_IN)
 
 assert ep is not None
-
-ep.write('0x57E3E817,32,1\n')
+# Now we timeout here. :(
+ep.write(b'0x57E3E817,32,1\n')