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体验新版 GitCode,发现更多精彩内容 >>
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2e7e69d0
编写于
5月 20, 2020
作者:
C
Chen Weihang
提交者:
GitHub
5月 20, 2020
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电子邮件补丁
差异文件
remove imperative data loader place limit, test=develop (#24641)
上级
fa846da5
变更
2
显示空白变更内容
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并排
Showing
2 changed file
with
24 addition
and
17 deletion
+24
-17
python/paddle/fluid/reader.py
python/paddle/fluid/reader.py
+6
-5
python/paddle/fluid/tests/unittests/test_imperative_data_loader_base.py
...fluid/tests/unittests/test_imperative_data_loader_base.py
+18
-12
未找到文件。
python/paddle/fluid/reader.py
浏览文件 @
2e7e69d0
...
...
@@ -18,7 +18,7 @@ import six
import
numpy
as
np
import
threading
import
paddle
from
.framework
import
Program
,
Variable
,
program_guard
,
default_main_program
,
default_startup_program
,
in_dygraph_mode
,
cpu_places
from
.framework
import
Program
,
Variable
,
program_guard
,
default_main_program
,
default_startup_program
,
in_dygraph_mode
,
cpu_places
,
_current_expected_place
from
.executor
import
global_scope
from
.data_feeder
import
DataFeeder
,
BatchedTensorProvider
from
.multiprocess_utils
import
multiprocess_queue_set
,
CleanupFuncRegistrar
,
_cleanup_mmap
,
_cleanup
,
_set_SIGCHLD_handler
...
...
@@ -671,12 +671,12 @@ class DygraphGeneratorLoader(DataLoaderBase):
if
not
iterable
:
logging
.
warning
(
"Please NOTE:
dygraph
can support iterable mode only. Change to iterable mode."
"Please NOTE:
imperative mode
can support iterable mode only. Change to iterable mode."
)
self
.
_iterable
=
True
if
not
return_list
:
logging
.
warning
(
"Please NOTE:
dygraph
can support return as list only. Change to return as list."
"Please NOTE:
imperative mode
can support return as list only. Change to return as list."
)
self
.
_return_list
=
True
...
...
@@ -941,10 +941,11 @@ class DygraphGeneratorLoader(DataLoaderBase):
def
set_batch_generator
(
self
,
reader
,
places
=
None
):
self
.
_batch_reader
=
reader
assert
places
is
not
None
,
"Places cannot be None when DataLoader is iterable"
if
places
is
None
:
places
=
_current_expected_place
()
self
.
_places
=
_convert_places
(
places
)
assert
len
(
self
.
_places
)
==
1
,
\
"Number of places must be 1 in
dygraph
mode"
"Number of places must be 1 in
imperative
mode"
return
self
...
...
python/paddle/fluid/tests/unittests/test_imperative_data_loader_base.py
浏览文件 @
2e7e69d0
...
...
@@ -41,6 +41,14 @@ class TestDygraphDataLoader(unittest.TestCase):
self
.
epoch_num
=
1
self
.
capacity
=
5
def
iter_loader_data
(
self
,
loader
):
for
_
in
range
(
self
.
epoch_num
):
for
image
,
label
in
loader
():
relu
=
fluid
.
layers
.
relu
(
image
)
self
.
assertEqual
(
image
.
shape
,
[
self
.
batch_size
,
784
])
self
.
assertEqual
(
label
.
shape
,
[
self
.
batch_size
,
1
])
self
.
assertEqual
(
relu
.
shape
,
[
self
.
batch_size
,
784
])
def
test_single_process_loader
(
self
):
with
fluid
.
dygraph
.
guard
():
loader
=
fluid
.
io
.
DataLoader
.
from_generator
(
...
...
@@ -49,12 +57,7 @@ class TestDygraphDataLoader(unittest.TestCase):
sample_generator_creator
(
self
.
batch_size
,
self
.
batch_num
),
batch_size
=
self
.
batch_size
,
places
=
fluid
.
CPUPlace
())
for
_
in
range
(
self
.
epoch_num
):
for
image
,
label
in
loader
():
relu
=
fluid
.
layers
.
relu
(
image
)
self
.
assertEqual
(
image
.
shape
,
[
self
.
batch_size
,
784
])
self
.
assertEqual
(
label
.
shape
,
[
self
.
batch_size
,
1
])
self
.
assertEqual
(
relu
.
shape
,
[
self
.
batch_size
,
784
])
self
.
iter_loader_data
(
loader
)
def
test_multi_process_loader
(
self
):
with
fluid
.
dygraph
.
guard
():
...
...
@@ -64,12 +67,15 @@ class TestDygraphDataLoader(unittest.TestCase):
sample_generator_creator
(
self
.
batch_size
,
self
.
batch_num
),
batch_size
=
self
.
batch_size
,
places
=
fluid
.
CPUPlace
())
for
_
in
range
(
self
.
epoch_num
):
for
image
,
label
in
loader
():
relu
=
fluid
.
layers
.
relu
(
image
)
self
.
assertEqual
(
image
.
shape
,
[
self
.
batch_size
,
784
])
self
.
assertEqual
(
label
.
shape
,
[
self
.
batch_size
,
1
])
self
.
assertEqual
(
relu
.
shape
,
[
self
.
batch_size
,
784
])
self
.
iter_loader_data
(
loader
)
def
test_generator_no_places
(
self
):
with
fluid
.
dygraph
.
guard
():
loader
=
fluid
.
io
.
DataLoader
.
from_generator
(
capacity
=
self
.
capacity
)
loader
.
set_sample_generator
(
sample_generator_creator
(
self
.
batch_size
,
self
.
batch_num
),
batch_size
=
self
.
batch_size
)
self
.
iter_loader_data
(
loader
)
if
__name__
==
'__main__'
:
...
...
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