diff --git a/imperative/python/megengine/data/tools/__init__.py b/imperative/python/megengine/data/tools/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..0253e7dcabee24c3271d1d8b14c8f75a2e15596d
--- /dev/null
+++ b/imperative/python/megengine/data/tools/__init__.py
@@ -0,0 +1,8 @@
+# -*- coding: utf-8 -*-
+# MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
+#
+# Copyright (c) 2014-2021 Megvii Inc. All rights reserved.
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.