Adapted samples for py3 support

samples/device_manager/device_manager.py

@@ -14,7 +14,7 @@ for cls in devmgr.classes[:3]:
 
 print("Finding device class 'System'")
 # Allow devmgr.classes["name"] ?
-system_cls = [cls for cls in devmgr.classes if cls.name == "System"][0]
+system_cls = [cls for cls in devmgr.classes if cls.name == b"System"][0]
 print("  * {0}".format(system_cls))
 print("  Enumerating some devices of 'System'")
 devices = system_cls.devices.all()

samples/device_manager/enum_devices.py

@@ -7,7 +7,7 @@ devmgr = windows.system.device_manager
 
 def class_generator(filter=None):
     for cls in devmgr.classes:
-        if filter and cls.name != filter:
+        if filter and cls.name != filter.encode():
             continue
         yield cls