File manual-claiming.diff of Package g213colors-gui

--- G213Colors-0.5/G213Colors.py	2017-10-02 15:50:55.000000000 +0200
+++ G213Colors-0.5/G213Colors.py.new	2018-05-19 03:15:37.559740756 +0200
@@ -83,7 +83,12 @@
         print("Disconnected " + productName)
 
 def receiveData():
-    device.read(0x82, 64)
+    return(None)
+    usb.util.claim_interface(device,wIndex)
+    try:
+        device.read(0x82, 64)
+    finally:
+        usb.util.release_interface(device,wIndex)
 
 def sendData(data):
     global productName
@@ -92,7 +97,11 @@
     print(bmRequestType, bmRequest, wValue[productName], wIndex, binascii.unhexlify(data))
     # free device resource to uest, wValue[productName], wIndex, binascii.unhexlify(data))
     # decode data to binary and send it
-    device.ctrl_transfer(bmRequestType, bmRequest, wValue[productName], wIndex, binascii.unhexlify(data))
+    usb.util.claim_interface(device,wIndex)
+    try:
+        device.ctrl_transfer(bmRequestType, bmRequest, wValue[productName], wIndex, binascii.unhexlify(data))
+    finally:
+        usb.util.release_interface(device,wIndex)
 
 def sendColorCommand(colorHex, field=0):
     global productName