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体验新版 GitCode,发现更多精彩内容 >>
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a4f397fb
编写于
3月 20, 2018
作者:
F
fengjiayi
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电子邮件补丁
差异文件
add an unittest
上级
91b6d600
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
68 addition
and
1 deletion
+68
-1
python/paddle/fluid/layers/io.py
python/paddle/fluid/layers/io.py
+2
-1
python/paddle/fluid/tests/unittests/test_multi_pass_reader.py
...on/paddle/fluid/tests/unittests/test_multi_pass_reader.py
+66
-0
未找到文件。
python/paddle/fluid/layers/io.py
浏览文件 @
a4f397fb
...
...
@@ -21,7 +21,8 @@ from ..executor import global_scope
__all__
=
[
'data'
,
'BlockGuardServ'
,
'ListenAndServ'
,
'Send'
,
'open_recordio_file'
,
'read_file'
,
'create_shuffle_reader'
,
'create_double_buffer_reader'
'read_file'
,
'create_shuffle_reader'
,
'create_double_buffer_reader'
,
'create_multi_pass_reader'
]
...
...
python/paddle/fluid/tests/unittests/test_multi_pass_reader.py
0 → 100644
浏览文件 @
a4f397fb
# Copyright (c) 2018 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.
import
unittest
import
paddle.fluid
as
fluid
import
paddle.v2
as
paddle
import
paddle.v2.dataset.mnist
as
mnist
class
TestMultipleReader
(
unittest
.
TestCase
):
def
setUp
(
self
):
self
.
batch_size
=
64
self
.
pass_num
=
3
# Convert mnist to recordio file
with
fluid
.
program_guard
(
fluid
.
Program
(),
fluid
.
Program
()):
data_file
=
paddle
.
batch
(
mnist
.
train
(),
batch_size
=
self
.
batch_size
)
feeder
=
fluid
.
DataFeeder
(
feed_list
=
[
fluid
.
layers
.
data
(
name
=
'image'
,
shape
=
[
784
]),
fluid
.
layers
.
data
(
name
=
'label'
,
shape
=
[
1
],
dtype
=
'int64'
),
],
place
=
fluid
.
CPUPlace
())
self
.
num_batch
=
fluid
.
recordio_writer
.
convert_reader_to_recordio_file
(
'./mnist.recordio'
,
data_file
,
feeder
)
def
test_main
(
self
):
with
fluid
.
program_guard
(
fluid
.
Program
(),
fluid
.
Program
()):
data_file
=
fluid
.
layers
.
open_recordio_file
(
filename
=
'./mnist.recordio'
,
shapes
=
[(
-
1
,
784
),
(
-
1
,
1
)],
lod_levels
=
[
0
,
0
],
dtypes
=
[
'float32'
,
'int64'
])
data_file
=
fluid
.
layers
.
create_multi_pass_reader
(
reader
=
data_file
,
pass_num
=
self
.
pass_num
)
img
,
label
=
fluid
.
layers
.
read_file
(
data_file
)
if
fluid
.
core
.
is_compiled_with_cuda
():
place
=
fluid
.
CUDAPlace
(
0
)
else
:
place
=
fluid
.
CPUPlace
()
exe
=
fluid
.
Executor
(
place
)
exe
.
run
(
fluid
.
default_startup_program
())
batch_count
=
0
while
not
data_file
.
eof
():
img_val
,
=
exe
.
run
(
fetch_list
=
[
img
])
batch_count
+=
1
self
.
assertLessEqual
(
img_val
.
shape
[
0
],
self
.
batch_size
)
print
(
batch_count
)
data_file
.
reset
()
self
.
assertEqual
(
batch_count
,
self
.
num_batch
*
self
.
pass_num
)
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