chore: import upstream snapshot with attribution

python/paddle/distributed/communication/deep_ep/__init__.py

@@ -0,0 +1,31 @@
+# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from .buffer import Buffer, M2NBuffer
+from .utils import (
+    EventOverlap,
+    get_event_from_calc_stream,
+    get_event_from_comm_stream,
+    get_event_from_custom_stream,
+)
+
+__all__ = [
+    "Buffer",
+    "M2NBuffer",
+    "EventOverlap",
+    "get_event_from_calc_stream",
+    "get_event_from_comm_stream",
+    "get_event_from_custom_stream",
+]