none regress_foo_sub_interface_do_baz Regress.FooSubInterface self GObject.Callback callback gpointer user_data Regress.FooSubInterface.do_baz @accepts(Regress.FooSubInterface, GObject.Callback, gpointer) @returns(none) def do_baz(self, callback, user_data): # Python wrapper for regress_foo_sub_interface_do_baz() <code>self</code> <code>callback</code> <code>user_data</code>