Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
暴走的小小菜鸟
Paddle
提交
d24d8c20
P
Paddle
项目概览
暴走的小小菜鸟
/
Paddle
与 Fork 源项目一致
Fork自
PaddlePaddle / Paddle
通知
1
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
P
Paddle
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
未验证
提交
d24d8c20
编写于
11月 08, 2017
作者:
Y
Yang Yu
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Add `lod_array_length` operator
上级
2a76b42e
变更
3
显示空白变更内容
内联
并排
Showing
3 changed file
with
101 addition
and
0 deletion
+101
-0
paddle/operators/lod_array_length_op.cc
paddle/operators/lod_array_length_op.cc
+71
-0
python/paddle/v2/framework/layers.py
python/paddle/v2/framework/layers.py
+9
-0
python/paddle/v2/framework/tests/test_lod_array_length_op.py
python/paddle/v2/framework/tests/test_lod_array_length_op.py
+21
-0
未找到文件。
paddle/operators/lod_array_length_op.cc
0 → 100644
浏览文件 @
d24d8c20
/* Copyright (c) 2016 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. */
#include "paddle/framework/lod_tensor_array.h"
#include "paddle/framework/op_registry.h"
namespace
paddle
{
namespace
operators
{
class
LoDArrayLengthOp
:
public
framework
::
OperatorBase
{
public:
LoDArrayLengthOp
(
const
std
::
string
&
type
,
const
framework
::
VariableNameMap
&
inputs
,
const
framework
::
VariableNameMap
&
outputs
,
const
framework
::
AttributeMap
&
attrs
)
:
OperatorBase
(
type
,
inputs
,
outputs
,
attrs
)
{}
void
Run
(
const
framework
::
Scope
&
scope
,
const
platform
::
DeviceContext
&
dev_ctx
)
const
override
{
auto
&
x
=
scope
.
FindVar
(
Input
(
"X"
))
->
Get
<
framework
::
LoDTensorArray
>
();
auto
&
out
=
*
scope
.
FindVar
(
Output
(
"Out"
))
->
GetMutable
<
framework
::
LoDTensor
>
();
out
.
Resize
({
1
});
auto
cpu
=
platform
::
CPUPlace
();
*
out
.
mutable_data
<
int64_t
>
(
cpu
)
=
static_cast
<
int64_t
>
(
x
.
size
());
}
};
class
LoDArrayLengthProtoMaker
:
public
framework
::
OpProtoAndCheckerMaker
{
public:
LoDArrayLengthProtoMaker
(
framework
::
OpProto
*
proto
,
framework
::
OpAttrChecker
*
op_checker
)
:
OpProtoAndCheckerMaker
(
proto
,
op_checker
)
{
AddInput
(
"X"
,
"(LoDTensorArray) The input tensor array."
);
AddOutput
(
"Out"
,
"(Tensor) 1x1 CPU Tensor of length, int64_t"
);
AddComment
(
R"DOC(Get the length of lod tensor array
Out = len(X)
NOTE: The output is a CPU Tensor since the control variable should be only in
CPU and the length of LoDTensorArray should be used as control variables.
)DOC"
);
}
};
class
LoDArrayLengthInferShape
:
public
framework
::
InferShapeBase
{
public:
void
operator
()(
framework
::
InferShapeContext
*
context
)
const
override
{
PADDLE_ENFORCE
(
context
->
HasInput
(
"X"
));
PADDLE_ENFORCE
(
context
->
HasOutput
(
"Out"
));
context
->
SetOutputDim
(
"Out"
,
{
1
});
}
};
}
// namespace operators
}
// namespace paddle
namespace
ops
=
paddle
::
operators
;
REGISTER_OPERATOR
(
lod_array_length
,
ops
::
LoDArrayLengthOp
,
ops
::
LoDArrayLengthInferShape
,
ops
::
LoDArrayLengthProtoMaker
,
paddle
::
framework
::
EmptyGradOpMaker
);
python/paddle/v2/framework/layers.py
浏览文件 @
d24d8c20
...
...
@@ -941,3 +941,12 @@ def shrink_memory(x, i, table, main_program=None):
outputs
=
{
'Out'
:
[
out
]},
attrs
=
{})
return
out
def
array_length
(
array
,
main_program
=
None
):
helper
=
LayerHelper
(
'array_length'
,
**
locals
())
tmp
=
helper
.
create_tmp_variable
(
dtype
=
'int64'
)
tmp
.
stop_gradient
=
True
helper
.
append_op
(
type
=
'lod_array_length'
,
inputs
=
{
'X'
:
[
array
]},
outputs
=
{
'Out'
:
[
tmp
]})
return
tmp
python/paddle/v2/framework/tests/test_lod_array_length_op.py
0 → 100644
浏览文件 @
d24d8c20
import
unittest
import
paddle.v2.framework.layers
as
layers
from
paddle.v2.framework.executor
import
Executor
import
paddle.v2.framework.core
as
core
import
numpy
class
TestLoDArrayLength
(
unittest
.
TestCase
):
def
test_array_length
(
self
):
tmp
=
layers
.
zeros
(
shape
=
[
10
],
dtype
=
'int32'
)
i
=
layers
.
fill_constant
(
shape
=
[
1
],
dtype
=
'int64'
,
value
=
10
)
arr
=
layers
.
array_write
(
tmp
,
i
=
i
)
arr_len
=
layers
.
array_length
(
arr
)
cpu
=
core
.
CPUPlace
()
exe
=
Executor
(
cpu
)
result
=
numpy
.
array
(
exe
.
run
(
fetch_list
=
[
arr_len
])[
0
])
self
.
assertEqual
(
11
,
result
[
0
])
if
__name__
==
'__main__'
:
unittest
.
main
()
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录