From c7e0a8bebfed08bf6f4e523d778e1dcee8e200db Mon Sep 17 00:00:00 2001
From: Leo Chen <chenqiuliang@baidu.com>
Date: Mon, 28 Sep 2020 18:42:36 +0800
Subject: [PATCH] Remove inplace argument when calling nn.reshape() (#27376)

* remove inplace argument

* fix sample code

* fix sample code
---
 python/paddle/fluid/dygraph/parallel.py | 2 +-
 python/paddle/fluid/layers/loss.py      | 2 +-
 python/paddle/fluid/layers/nn.py        | 8 +++++---
 python/paddle/tensor/manipulation.py    | 2 +-
 4 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/python/paddle/fluid/dygraph/parallel.py b/python/paddle/fluid/dygraph/parallel.py
index de761cad529..344ae55ee9d 100644
--- a/python/paddle/fluid/dygraph/parallel.py
+++ b/python/paddle/fluid/dygraph/parallel.py
@@ -416,7 +416,7 @@ class DataParallel(layers.Layer):
                 g_var_shapes.append(g_var.shape)
                 flattened_vars.append(
                     nn.reshape(
-                        x=g_var, shape=[np.prod(g_var.shape)], inplace=True))
+                        x=g_var, shape=[np.prod(g_var.shape)]))
             coalesced_grad = nn.concat(flattened_vars)
             coalesced_grads_and_grad_vars.append(
                 [coalesced_grad, grad_vars, g_var_shapes])
diff --git a/python/paddle/fluid/layers/loss.py b/python/paddle/fluid/layers/loss.py
index 037c7e85004..dce7494c190 100644
--- a/python/paddle/fluid/layers/loss.py
+++ b/python/paddle/fluid/layers/loss.py
@@ -1755,7 +1755,7 @@ def npair_loss(anchor, positive, labels, l2_reg=0.002):
     Beta = 0.25
     batch_size = labels.shape[0]
 
-    labels = nn.reshape(labels, shape=[batch_size, 1], inplace=True)
+    labels = nn.reshape(labels, shape=[batch_size, 1])
     labels = nn.expand(labels, expand_times=[1, batch_size])
 
     labels = equal(labels, nn.transpose(labels, perm=[1, 0])).astype('float32')
diff --git a/python/paddle/fluid/layers/nn.py b/python/paddle/fluid/layers/nn.py
index b5148c215e9..4a15ecb2004 100755
--- a/python/paddle/fluid/layers/nn.py
+++ b/python/paddle/fluid/layers/nn.py
@@ -6101,15 +6101,17 @@ def reshape(x, shape, actual_shape=None, act=None, inplace=False, name=None):
 
     Examples:
         .. code-block:: python
-
+            
+            import paddle
             import paddle.fluid as fluid
-
+            paddle.enable_static()
+            
             # example 1:
             # attr shape is a list which doesn't contain Tensors.
             data_1 = fluid.data(
               name='data_1', shape=[2, 4, 6], dtype='float32')
             reshaped_1 = fluid.layers.reshape(
-              x=data_1, shape=[-1, 0, 3, 2], inplace=True)
+              x=data_1, shape=[-1, 0, 3, 2])
             # the shape of reshaped_1 is [2,4,3,2].
 
             # example 2:
diff --git a/python/paddle/tensor/manipulation.py b/python/paddle/tensor/manipulation.py
index dc6a04a4723..6345a01f14a 100644
--- a/python/paddle/tensor/manipulation.py
+++ b/python/paddle/tensor/manipulation.py
@@ -363,7 +363,7 @@ def roll(x, shifts, axis=None, name=None):
         outputs={'Out': out},
         attrs={'axis': axis,
                'shifts': shifts})
-    out = layers.reshape(out, shape=origin_shape, inplace=True)
+    out = layers.reshape(out, shape=origin_shape)
     return out
 
 
-- 
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