From 6f85e24187bb1c29dce10eaccbac6a4935d3513c Mon Sep 17 00:00:00 2001
From: Kqnonrime <36952116+Kqnonrime@users.noreply.github.com>
Date: Wed, 31 Mar 2021 15:58:30 +0800
Subject: [PATCH] fix one error massage (#31904)

* fix one error massage

* fix a error message

* new fix three error messages

* new fix three error messages

* new fix some error

* new fix one error message
---
 paddle/fluid/operators/meshgrid_op.cc |  4 +++-
 paddle/fluid/operators/meshgrid_op.h  | 10 +++++++---
 paddle/fluid/operators/range_op.h     |  2 +-
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/paddle/fluid/operators/meshgrid_op.cc b/paddle/fluid/operators/meshgrid_op.cc
index 12b255329d..33f71b4adc 100644
--- a/paddle/fluid/operators/meshgrid_op.cc
+++ b/paddle/fluid/operators/meshgrid_op.cc
@@ -108,7 +108,9 @@ class MeshgridGradOp : public framework::OperatorWithKernel {
   void InferShape(framework::InferShapeContext* ctx) const override {
     PADDLE_ENFORCE_GT(ctx->Inputs(framework::GradVarName("Out")).size(), 1,
                       platform::errors::InvalidArgument(
-                          "Number of Inputs(Out@Grad) must be larger than 1"));
+                          "Number of Inputs(Out@Grad) should be larger than 1."
+                          "But received Inputs(Out@Grad)' size = %d .",
+                          ctx->Inputs(framework::GradVarName("Out")).size()));
     ctx->SetOutputsDim(framework::GradVarName("X"), ctx->GetInputsDim("X"));
   }
 
diff --git a/paddle/fluid/operators/meshgrid_op.h b/paddle/fluid/operators/meshgrid_op.h
index 11cd43b220..162622c7d0 100644
--- a/paddle/fluid/operators/meshgrid_op.h
+++ b/paddle/fluid/operators/meshgrid_op.h
@@ -60,7 +60,8 @@ class MeshgridKernel : public framework::OpKernel<T> {
       REP_MESHGRID_TEMPLATE(MAX_RANK_SUPPORTED)
       default:
         PADDLE_THROW(platform::errors::InvalidArgument(
-            "Only support tensor nums between 1 and 6."));
+            "Excepted Tensor numbers between 1 and 6, but only received d% .",
+            rank));
     }
   }
 
@@ -71,7 +72,9 @@ class MeshgridKernel : public framework::OpKernel<T> {
     auto outs = context.MultiOutput<framework::Tensor>("Out");
     PADDLE_ENFORCE_EQ(
         ins.size() > 1, true,
-        platform::errors::InvalidArgument("expect at least 2 input tensors"));
+        platform::errors::InvalidArgument(
+            "Expected at least 2 input tensors, but only received d%.",
+            ins.size()));
 
     int64_t size = ins.size();
     std::vector<int64_t> shape(size);
@@ -131,7 +134,8 @@ class MeshgridGradKernel : public framework::OpKernel<T> {
       REP_MESHGRID_GRAD_TEMPLATE(MAX_RANK_SUPPORTED)
       default:
         PADDLE_THROW(platform::errors::InvalidArgument(
-            "only support tensor nums being between 1 and 6."));
+            "Excepted Tensor numbers between 1 and 6, but only received d% .",
+            n));
     }
   }
 
diff --git a/paddle/fluid/operators/range_op.h b/paddle/fluid/operators/range_op.h
index a793d12f52..5344147a90 100644
--- a/paddle/fluid/operators/range_op.h
+++ b/paddle/fluid/operators/range_op.h
@@ -34,7 +34,7 @@ void GetSize(T start, T end, T step, int64_t* size) {
   if (start > end) {
     PADDLE_ENFORCE_LT(step, 0,
                       platform::errors::InvalidArgument(
-                          "step should be less than 0 while start > end."));
+                          "The step should be less than 0 while start > end."));
   }
 
   *size = std::is_integral<T>::value
-- 
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