def testLoadFileUnicodeFilePath(self): filePath = str(os.path.join(os.path.dirname(__file__), 'test.ui')) loader = QUiLoader() parent = QWidget() w = loader.load(filePath, parent) self.assertNotEqual(w, None) self.assertEqual(len(parent.children()), 1) child = w.findChild(QWidget, "child_object") self.assertNotEqual(child, None) self.assertEqual(w.findChild(QWidget, "grandson_object"), child.findChild(QWidget, "grandson_object"))