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体验新版 GitCode,发现更多精彩内容 >>
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d5ee580c
编写于
4月 09, 2019
作者:
X
xjqbest
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差异文件
move split filelist from trainer.py to fleet & fix error
test=develop
上级
126d2a2f
变更
2
隐藏空白更改
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2 changed file
with
31 addition
and
1 deletion
+31
-1
python/paddle/fluid/incubate/fleet/base/role_maker.py
python/paddle/fluid/incubate/fleet/base/role_maker.py
+1
-1
python/paddle/fluid/incubate/fleet/parameter_server/__init__.py
.../paddle/fluid/incubate/fleet/parameter_server/__init__.py
+30
-0
未找到文件。
python/paddle/fluid/incubate/fleet/base/role_maker.py
浏览文件 @
d5ee580c
...
...
@@ -128,7 +128,7 @@ class MPIRoleMaker(RoleMakerBase):
"""
finalize the current MPI instance.
"""
self
.
comm_
.
finalize
()
pass
class
MPISymetricRoleMaker
(
MPIRoleMaker
):
...
...
python/paddle/fluid/incubate/fleet/parameter_server/__init__.py
浏览文件 @
d5ee580c
...
...
@@ -241,6 +241,35 @@ class Fleet(object):
"""
self
.
_fleet_ptr
.
save_model
(
save_path
)
def
split_filelist
(
self
,
filelist
):
"""
split filelist before distributed training,
for example, filelist is [a, b, c ,d, e] and trainer_num = 2,
then trainer 0 gets [a, b, c] and trainer 1 gets [d, e]
Args:
filelist(list): list of filename, can be local or hdfs/afs.
Returns: list of filename which belongs to this trainer.
"""
file_num
=
len
(
filelist
)
trainer_id
=
self
.
get_worker_index
()
trainer_num
=
self
.
get_worker_num
()
if
trainer_num
>
file_num
:
raise
ValueError
(
"trainer_num should be <= file_num : "
"%s > %s"
%
(
trainer_num
,
file_num
)
)
# get interval of filelist, it's [ )
start
=
0
end
=
0
for
i
in
range
(
0
,
trainer_id
+
1
):
length
=
file_num
/
trainer_num
+
(
i
<
(
file_num
%
trainer_num
))
start
=
end
end
+=
length
myfilelist
=
filelist
[
start
:
end
]
return
myfilelist
def
_set_opt_info
(
self
,
opt_info
):
"""
this function saves the result from DistributedOptimizer.minimize()
...
...
@@ -337,3 +366,4 @@ save_pserver_model = fleet_instance.save_pserver_model
worker_num
=
fleet_instance
.
get_worker_num
server_num
=
fleet_instance
.
get_server_num
worker_index
=
fleet_instance
.
get_worker_index
split_filelist
=
fleet_instance
.
split_filelist
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