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tensorflow
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81e345d2
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tensorflow
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体验新版 GitCode,发现更多精彩内容 >>
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81e345d2
编写于
4月 13, 2016
作者:
A
A. Unique TensorFlower
提交者:
TensorFlower Gardener
4月 13, 2016
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电子邮件补丁
差异文件
Fix the inferred shape of SparseTensor after a tf.train.batch dequeue.
Change: 119755164
上级
eddacad7
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
26 addition
and
15 deletion
+26
-15
tensorflow/python/training/input.py
tensorflow/python/training/input.py
+14
-15
tensorflow/python/training/input_test.py
tensorflow/python/training/input_test.py
+12
-0
未找到文件。
tensorflow/python/training/input.py
浏览文件 @
81e345d2
...
...
@@ -322,24 +322,23 @@ class _SparseMetaData(object):
def
_serialize_sparse_tensors
(
tensor_list
,
enqueue_many
):
"""Serialize SparseTensors for feeding into batch, etc."""
sparse_info_list
=
[
_SparseMetaData
(
sparse
=
True
,
dtype
=
t
.
dtype
,
rank
=
t
.
shape
.
get_shape
().
with_rank
(
1
)[
0
])
if
isinstance
(
t
,
ops
.
SparseTensor
)
else
_SparseMetaData
(
False
,
None
,
None
)
for
t
in
tensor_list
]
def
_maybe_serialize
(
t
,
sparse
):
if
not
sparse
:
def
_sparse_meta_data
(
t
):
if
not
isinstance
(
t
,
ops
.
SparseTensor
):
return
_SparseMetaData
(
False
,
None
,
None
)
rank
=
t
.
shape
.
get_shape
().
with_rank
(
1
)[
0
]
if
enqueue_many
:
rank
-=
1
return
_SparseMetaData
(
sparse
=
True
,
dtype
=
t
.
dtype
,
rank
=
rank
)
def
_maybe_serialize
(
t
):
if
not
isinstance
(
t
,
ops
.
SparseTensor
):
return
t
return
(
sparse_ops
.
serialize_many_sparse
(
t
)
if
enqueue_many
else
sparse_ops
.
serialize_sparse
(
t
))
serialized_list
=
[
_maybe_serialize
(
t
,
info
.
sparse
)
for
(
t
,
info
)
in
zip
(
tensor_list
,
sparse_info_list
)]
serialized_list
=
[
_maybe_serialize
(
t
)
for
t
in
tensor_list
]
sparse_info_list
=
[
_sparse_meta_data
(
t
)
for
t
in
tensor_list
]
return
serialized_list
,
sparse_info_list
...
...
@@ -368,7 +367,7 @@ def _deserialize_sparse_tensors(serialized_list, sparse_info_list):
if
not
received_sequence
:
serialized_list
=
(
serialized_list
,)
tensors
=
[
sparse_ops
.
deserialize_many_sparse
(
s
,
info
.
dtype
,
info
.
rank
.
value
)
sparse_ops
.
deserialize_many_sparse
(
s
,
info
.
dtype
,
info
.
rank
.
value
+
1
)
if
info
.
sparse
else
s
for
(
s
,
info
)
in
zip
(
serialized_list
,
sparse_info_list
)]
...
...
tensorflow/python/training/input_test.py
浏览文件 @
81e345d2
...
...
@@ -526,6 +526,18 @@ class BatchTest(tf.test.TestCase):
with
self
.
assertRaisesRegexp
(
ValueError
,
"Cannot infer Tensor's rank"
):
tf
.
train
.
batch
([
x
],
batch_size
=
2
)
def
testBatchedSparseTensorInferedShape
(
self
):
sparse
=
tf
.
SparseTensor
(
indices
=
[[
0
]],
values
=
[
1.0
],
shape
=
[
1
])
self
.
assertAllEqual
(
sparse
.
shape
.
get_shape
().
as_list
(),
[
1
])
batched
=
tf
.
train
.
batch
([
sparse
],
batch_size
=
2
)
self
.
assertAllEqual
(
batched
.
shape
.
get_shape
().
as_list
(),
[
2
])
def
testBatchedSparseTensorInferedShapeEnqueueMany
(
self
):
sparse
=
tf
.
SparseTensor
(
indices
=
[[
0
]],
values
=
[
1.0
],
shape
=
[
1
])
self
.
assertAllEqual
(
sparse
.
shape
.
get_shape
().
as_list
(),
[
1
])
batched
=
tf
.
train
.
batch
([
sparse
],
batch_size
=
2
,
enqueue_many
=
True
)
self
.
assertAllEqual
(
batched
.
shape
.
get_shape
().
as_list
(),
[
1
])
class
BatchJoinTest
(
tf
.
test
.
TestCase
):
...
...
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