Added option --attributes to enum_device, and updated the sample accordingly

docs/source/samples_output/device_manager_enum_devices.txt

@@ -11,13 +11,33 @@ Namespace(clsfilter=None, no_print_devices=True, print_resources=False)
 <DeviceClass name="SystemRecovery" guid=2DB15374-706E-4131-A0C7-D7C78EB0289A>
 ....
 
-$ python64 device_manager\enum_devices.py --class Processor
-Namespace(clsfilter='Processor', no_print_devices=False, print_resources=False)
+$ python64 device_manager\enum_devices.py --class Processor --attributes name manufacturer device_object_name location_paths
+Namespace(attributes=['name', 'manufacturer', 'device_object_name', 'location_paths'], clsfilter='Processor', no_print_devices=False, print_resources=False)
 <DeviceClass name="Processor" guid=50127DC3-0F36-415E-A6CC-4CB3BE910B65>
   * <DeviceInstance "Intel Processor" (id=1)>
+    Attributes:
+    * name=Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
+    * manufacturer=Intel
+    * device_object_name=\Device\00000017
+    * location_paths=[u'ACPI(_SB_)#ACPI(CPU0)']
   * <DeviceInstance "Intel Processor" (id=2)>
+    Attributes:
+    * name=Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
+    * manufacturer=Intel
+    * device_object_name=\Device\00000018
+    * location_paths=[u'ACPI(_SB_)#ACPI(CPU1)']
   * <DeviceInstance "Intel Processor" (id=3)>
+    Attributes:
+    * name=Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
+    * manufacturer=Intel
+    * device_object_name=\Device\00000019
+    * location_paths=[u'ACPI(_SB_)#ACPI(CPU2)']
   * <DeviceInstance "Intel Processor" (id=4)>
+    Attributes:
+    * name=Intel(R) Core(TM) i5-6600 CPU @ 3.30GHz
+    * manufacturer=Intel
+    * device_object_name=\Device\0000001a
+    * location_paths=[u'ACPI(_SB_)#ACPI(CPU3)']
 
 
 $ python64 device_manager\enum_devices.py --class Display --print-resources

samples/device_manager/enum_devices.py

@@ -12,7 +12,7 @@ def class_generator(filter=None):
         yield cls
 
 
-def main(clsfilter, enumerate_devices, print_devinst_resources):
+def main(clsfilter, enumerate_devices, print_devinst_resources, attributes):
     for devcls in class_generator(clsfilter):
         print(devcls)
         if not enumerate_devices:
@@ -20,6 +20,14 @@ def main(clsfilter, enumerate_devices, print_devinst_resources):
         # Enumerate devices
         for devinst in devcls.devices:
             print("  * {0}".format(devinst))
+
+            # Print attributes
+            if attributes:
+                print("    Attributes:")
+                for attr in attributes:
+                    value = getattr(devinst, attr)
+                    print("    * {0}={1}".format(attr, value))
+
             if not print_devinst_resources:
                 continue
             # Device resources
@@ -28,6 +36,7 @@ def main(clsfilter, enumerate_devices, print_devinst_resources):
                 # No allocated configuration
                 # Check boot conf ?
                 continue
+
             for resource in devconf.resources:
                 print("    * {0}".format(resource))
 
@@ -37,12 +46,14 @@ if __name__ == "__main__":
     parser.add_argument("--class", dest="clsfilter", default=None, help="The classe to list: default all")
     parser.add_argument("--no-print-devices", action="store_true", help="Prevent the listing of devices in the matching classes")
     parser.add_argument("--print-resources", action="store_true", help="Print the resources allocated to the device instance")
+    parser.add_argument("--attributes", nargs="+", help="The list of attributes to print for each discovered device instance")
 
     args = parser.parse_args()
     print(args)
     main(args.clsfilter,
             enumerate_devices=not args.no_print_devices,
-            print_devinst_resources=args.print_resources)
+            print_devinst_resources=args.print_resources,
+            attributes=args.attributes)