From 77c1684397284ef5d5f2e013834626c7a7d8be3f Mon Sep 17 00:00:00 2001
From: ceci3 <ceci3@users.noreply.github.com>
Date: Wed, 30 Dec 2020 14:34:41 +0800
Subject: [PATCH] register ModifyAttr for instance_norm, test=op_version
 (#29938)

* upgrade instance_norm, test=op_version

* fix
---
 paddle/fluid/operators/instance_norm_op.cc | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/paddle/fluid/operators/instance_norm_op.cc b/paddle/fluid/operators/instance_norm_op.cc
index 1018adcd93..28643ac1c0 100644
--- a/paddle/fluid/operators/instance_norm_op.cc
+++ b/paddle/fluid/operators/instance_norm_op.cc
@@ -17,6 +17,7 @@ limitations under the License. */
 #include <string>
 #include <unordered_map>
 #include "paddle/fluid/framework/data_layout.h"
+#include "paddle/fluid/framework/op_version_registry.h"
 #include "paddle/fluid/operators/math/math_function.h"
 
 namespace paddle {
@@ -701,3 +702,20 @@ REGISTER_OP_CPU_KERNEL(
                                       float>,
     ops::InstanceNormDoubleGradKernel<paddle::platform::CPUDeviceContext,
                                       double>);
+
+REGISTER_OP_VERSION(instance_norm)
+    .AddCheckpoint(
+        R"ROC(
+      Change dispensable of attribute from False to True in instance_norm.
+    )ROC",
+        paddle::framework::compatible::OpVersionDesc()
+            .ModifyAttr(
+                "Bias",
+                "The arg 'dispensable' of Input 'Bias' is changed: from "
+                "'False' to 'True'.",
+                true)
+            .ModifyAttr(
+                "Scale",
+                "The arg 'dispensable' of Input 'Scale' is changed: from "
+                "'False' to 'True'.",
+                true));