--- a/python/usb.py	Fri Jan 18 12:52:11 2013 +0100
+++ b/python/usb.py	Sat Jan 19 18:16:04 2013 +0100
@@ -107,7 +107,6 @@
 buildfunc('libusb_set_configuration', [libusb_device_handle_p, c_int])
 buildfunc('libusb_claim_interface', [libusb_device_handle_p, c_int])
 
-
 buildfunc('libusb_get_device_descriptor',\
    [libusb_device_p, libusb_device_descriptor_p])
 
@@ -193,6 +192,12 @@
    def __init__(self, device, handle_p):
       self.device = device
       self.handle_p = handle_p
+   def __del__(self):
+      self.close()
+   def close(self):
+      if self.handle_p:
+         libusb_close(self.handle_p)
+         self.handle_p = None
    def getConfiguration(self):
       config = c_int()
       r = libusb_get_configuration(self.handle_p, byref(config))