pytools: obmcutil: Remove unnecessary parentheses

Change-Id: I902c6674111a6c1790d08ddf02819dddeede970d
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/pytools/obmcutil b/pytools/obmcutil
index a18d970..1b850fc 100644
--- a/pytools/obmcutil
+++ b/pytools/obmcutil
@@ -121,7 +121,7 @@
     dbus_obj = dbus_bus.get_object(bus, obj)
     result = None
 
-    if (descriptor.has_key('property')):
+    if descriptor.has_key('property'):
         dbus_iface = dbus.Interface(dbus_obj, "org.freedesktop.DBus.Properties")
         if descriptor.has_key('value'):
             result = run_set_property(dbus_bus, dbus_iface, descriptor, args)