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8e9f338c
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体验新版 GitCode,发现更多精彩内容 >>
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8e9f338c
编写于
8月 05, 2018
作者:
Q
qiaolongfei
浏览文件
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电子邮件补丁
差异文件
add _is_duplicated_init_op
上级
37e069eb
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
37 addition
and
23 deletion
+37
-23
python/paddle/fluid/initializer.py
python/paddle/fluid/initializer.py
+37
-23
未找到文件。
python/paddle/fluid/initializer.py
浏览文件 @
8e9f338c
...
...
@@ -62,13 +62,23 @@ def init_on_cpu():
_force_init_on_cpu_
=
pre_state
def
_is_inited_by
(
block
,
var
,
init_op_type
):
def
_is_inited_by
(
block
,
var
,
init_op_type
s
):
for
op
in
block
.
ops
:
if
var
.
name
in
op
.
output_arg_names
and
op
.
type
==
init_op_type
:
if
var
.
name
in
op
.
output_arg_names
and
op
.
type
in
init_op_types
:
return
op
return
None
def
_is_duplicated_init_op
(
op1
,
op2
):
if
op1
.
block
==
op2
.
block
and
\
op1
.
type
==
op2
.
type
and
\
op1
.
input_arg_names
==
op2
.
output_arg_names
and
\
op1
.
idx
!=
op2
.
idx
and
\
op1
.
all_attrs
==
op2
.
all_attrs
:
return
True
return
False
class
Initializer
(
object
):
"""Base class for variable initializers
...
...
@@ -154,9 +164,7 @@ class ConstantInitializer(Initializer):
"""
assert
isinstance
(
var
,
framework
.
Variable
)
assert
isinstance
(
block
,
framework
.
Block
)
init_op
=
_is_inited_by
(
block
,
var
,
'fill_constant'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
[
'fill_constant'
])
# Initialization Ops should be prepended and not appended
op
=
block
.
_prepend_op
(
type
=
"fill_constant"
,
...
...
@@ -167,6 +175,9 @@ class ConstantInitializer(Initializer):
"value"
:
float
(
self
.
_value
),
'force_cpu'
:
self
.
_force_cpu
or
force_init_on_cpu
()
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
@@ -209,9 +220,7 @@ class UniformInitializer(Initializer):
"""
assert
isinstance
(
var
,
framework
.
Variable
)
assert
isinstance
(
block
,
framework
.
Block
)
init_op
=
_is_inited_by
(
block
,
var
,
'uniform_random'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
[
'uniform_random'
])
# Initialization Ops should be prepended and not appended
if
self
.
_seed
==
0
:
self
.
_seed
=
block
.
program
.
random_seed
...
...
@@ -225,6 +234,9 @@ class UniformInitializer(Initializer):
"max"
:
self
.
_high
,
"seed"
:
self
.
_seed
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
@@ -266,9 +278,7 @@ class NormalInitializer(Initializer):
"""
assert
isinstance
(
var
,
framework
.
Variable
)
assert
isinstance
(
block
,
framework
.
Block
)
init_op
=
_is_inited_by
(
block
,
var
,
'gaussian_random'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
[
'gaussian_random'
])
# Initialization Ops should be prepended and not appended
if
self
.
_seed
==
0
:
self
.
_seed
=
block
.
program
.
random_seed
...
...
@@ -282,6 +292,9 @@ class NormalInitializer(Initializer):
"std"
:
self
.
_std_dev
,
"seed"
:
self
.
_seed
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
@@ -351,9 +364,8 @@ class XavierInitializer(Initializer):
"""
assert
isinstance
(
var
,
framework
.
Variable
)
assert
isinstance
(
block
,
framework
.
Block
)
init_op
=
_is_inited_by
(
block
,
var
,
'uniform_random'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
[
'uniform_random'
,
'gaussian_random'
])
f_in
,
f_out
=
self
.
_compute_fans
(
var
)
...
...
@@ -389,6 +401,9 @@ class XavierInitializer(Initializer):
"std"
:
std
,
"seed"
:
self
.
_seed
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
@@ -454,13 +469,8 @@ class MSRAInitializer(Initializer):
"""
assert
isinstance
(
var
,
framework
.
Variable
)
assert
isinstance
(
block
,
framework
.
Block
)
init_op
=
_is_inited_by
(
block
,
var
,
'uniform_random'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
'gaussian_random'
)
if
init_op
is
not
None
:
return
init_op
init_op
=
_is_inited_by
(
block
,
var
,
[
'uniform_random'
,
'gaussian_random'
])
f_in
,
f_out
=
self
.
_compute_fans
(
var
)
...
...
@@ -495,6 +505,9 @@ class MSRAInitializer(Initializer):
"std"
:
std
,
"seed"
:
self
.
_seed
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
@@ -561,8 +574,6 @@ class BilinearInitializer(Initializer):
raise
ValueError
(
"block must be framework.Block."
)
init_op
=
_is_inited_by
(
block
,
var
,
'assign_value'
)
if
init_op
is
not
None
:
return
init_op
shape
=
var
.
shape
if
len
(
shape
)
!=
4
:
...
...
@@ -597,6 +608,9 @@ class BilinearInitializer(Initializer):
'shape'
:
list
(
shape
),
value_name
:
values
})
if
init_op
is
not
None
and
_is_duplicated_init_op
(
init_op
,
op
):
block
.
_remove_op
(
0
)
return
init_op
var
.
op
=
op
return
op
...
...
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