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体验新版 GitCode,发现更多精彩内容 >>
提交
514b2427
编写于
5月 28, 2018
作者:
T
tangwei12
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
add save/load persist_vars_without_grad
上级
b2cb7c6f
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
33 addition
and
16 deletion
+33
-16
python/paddle/fluid/io.py
python/paddle/fluid/io.py
+31
-15
python/paddle/fluid/trainer.py
python/paddle/fluid/trainer.py
+2
-1
未找到文件。
python/paddle/fluid/io.py
浏览文件 @
514b2427
...
...
@@ -24,7 +24,8 @@ __all__ = [
'save_vars'
,
'save_params'
,
'save_persistables'
,
'load_vars'
,
'load_params'
,
'load_persistables'
,
'save_inference_model'
,
'load_inference_model'
,
'get_inference_program'
,
'save_checkpoint'
,
'load_checkpoint'
,
'clean_checkpoint'
'clean_checkpoint'
,
'load_persist_vars_without_grad'
,
'save_persist_vars_without_grad'
]
...
...
@@ -455,6 +456,33 @@ def get_parameter_value_by_name(name, executor, program=None):
return
get_parameter_value
(
var
,
executor
)
def
load_persist_vars_without_grad
(
executor
,
dirname
,
program
):
"""
load_persist_vars_without_grad will load variables from a directory by an executor,
the variable named end with "@GRAD" will not be loaded.
"""
load_vars
(
executor
,
dirname
=
dirname
,
main_program
=
program
,
predicate
=
_is_checkpoint_var
,
filename
=
None
)
def
save_persist_vars_without_grad
(
executor
,
dirname
,
program
):
"""
save_persist_vars_without_grad will save variables to a directory by an executor,
the variable named end with "@GRAD" will not be saved.
"""
save_vars
(
executor
,
dirname
=
dirname
,
main_program
=
program
,
vars
=
None
,
predicate
=
_is_checkpoint_var
,
filename
=
None
)
SUCCESS_MARK_FILENAME
=
"_SUCCESS"
CHECKPOINT_PREFIX
=
"checkpoint"
CHECKPOINT_SEPARATOR
=
"_"
...
...
@@ -491,13 +519,7 @@ def save_checkpoint(executor,
serial
+=
1
cur_dir
=
_get_serial_dir
(
serial
,
checkpoint_dir
)
save_vars
(
executor
,
dirname
=
cur_dir
,
main_program
=
main_program
,
vars
=
None
,
predicate
=
_is_checkpoint_var
,
filename
=
None
)
load_persist_vars_without_grad
(
executor
,
cur_dir
,
main_program
)
_write_success
(
cur_dir
)
_lru_delete
(
checkpoint_dir
,
max_num_checkpoints
)
...
...
@@ -521,13 +543,7 @@ def load_checkpoint(executor, checkpoint_dir=None, main_program=None):
return
cur_dir
=
_get_serial_dir
(
serial
,
checkpoint_dir
)
load_vars
(
executor
,
dirname
=
cur_dir
,
main_program
=
main_program
,
predicate
=
_is_checkpoint_var
,
filename
=
None
)
load_persist_vars_without_grad
(
executor
,
cur_dir
,
main_program
)
def
clean_checkpoint
(
checkpoint_dir
,
delete_dir
=
False
):
...
...
python/paddle/fluid/trainer.py
浏览文件 @
514b2427
...
...
@@ -162,7 +162,8 @@ class Trainer(object):
if
param_path
:
# load params from param_path into scope
io
.
load_persistables
(
exe
,
dirname
=
param_path
)
io
.
load_persist_vars_without_grad
(
exe
,
dirname
=
param_path
,
program
=
self
.
startup_program
)
def
_transpile_nccl2_dist
(
self
):
# PADDLE_TRAINER_IPS
...
...
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