chore: import upstream snapshot with attribution

python/paddle/distributed/value_patch.py

@@ -0,0 +1,46 @@
+# Copyright (c) 2024 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 ..pir import Value
+
+_already_patch_value_in_dist = False
+
+
+def monkey_patch_value_in_dist():
+    def dist_attr(self):
+        dist_type = self.type().as_dist_type()
+        if dist_type is not None:
+            return dist_type.dist_attr()
+        return None
+
+    @property
+    def placements(self):
+        dist_type = self.type().as_dist_type()
+        if dist_type is not None:
+            return dist_type.dist_attr().placements
+        return None
+
+    value_methods = [
+        ('dist_attr', dist_attr),
+        ('placements', placements),
+    ]
+
+    global _already_patch_value_in_dist
+    if not _already_patch_value_in_dist:
+        for method in value_methods:
+            method_name = method[0]
+            method_impl = method[1]
+            setattr(Value, method_name, method_impl)
+
+        _already_patch_value_in_dist = True