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-rw-r--r--examples/opengl/hellogl2/glwidget.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/examples/opengl/hellogl2/glwidget.py b/examples/opengl/hellogl2/glwidget.py
index bbf200a6b..d86ba59e8 100644
--- a/examples/opengl/hellogl2/glwidget.py
+++ b/examples/opengl/hellogl2/glwidget.py
@@ -1,6 +1,7 @@
# Copyright (C) 2023 The Qt Company Ltd.
# Copyright (C) 2013 Riverbank Computing Limited.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+from __future__ import annotations
import ctypes
from PySide6.QtCore import Signal, Slot, Qt, QSize, QPointF