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e8229015
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体验新版 GitCode,发现更多精彩内容 >>
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e8229015
编写于
11月 16, 2020
作者:
W
WenmuZhou
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1 changed file
with
17 addition
and
7 deletion
+17
-7
tools/program.py
tools/program.py
+17
-7
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tools/program.py
浏览文件 @
e8229015
...
...
@@ -185,12 +185,15 @@ def train(config,
for
epoch
in
range
(
start_epoch
,
epoch_num
):
if
epoch
>
0
:
train_dataloader
=
build_dataloader
(
config
,
'Train'
,
device
,
logger
)
train_batch_cost
=
0.0
train_reader_cost
=
0.0
batch_sum
=
0
batch_start
=
time
.
time
()
for
idx
,
batch
in
enumerate
(
train_dataloader
):
train_reader_cost
+=
time
.
time
()
-
batch_start
if
idx
>=
len
(
train_dataloader
):
break
lr
=
optimizer
.
get_lr
()
t1
=
time
.
time
()
images
=
batch
[
0
]
preds
=
model
(
images
)
loss
=
loss_class
(
preds
,
batch
)
...
...
@@ -198,6 +201,10 @@ def train(config,
avg_loss
.
backward
()
optimizer
.
step
()
optimizer
.
clear_grad
()
train_batch_cost
+=
time
.
time
()
-
batch_start
batch_sum
+=
len
(
images
)
if
not
isinstance
(
lr_scheduler
,
float
):
lr_scheduler
.
step
()
...
...
@@ -213,9 +220,6 @@ def train(config,
metirc
=
eval_class
.
get_metric
()
train_stats
.
update
(
metirc
)
t2
=
time
.
time
()
train_batch_elapse
=
t2
-
t1
if
vdl_writer
is
not
None
and
dist
.
get_rank
()
==
0
:
for
k
,
v
in
train_stats
.
get
().
items
():
vdl_writer
.
add_scalar
(
'TRAIN/{}'
.
format
(
k
),
v
,
global_step
)
...
...
@@ -224,9 +228,15 @@ def train(config,
if
dist
.
get_rank
(
)
==
0
and
global_step
>
0
and
global_step
%
print_batch_step
==
0
:
logs
=
train_stats
.
log
()
strs
=
'epoch: [{}/{}], iter: {}, {}, time: {:.3f}'
.
format
(
epoch
,
epoch_num
,
global_step
,
logs
,
train_batch_elapse
)
strs
=
'epoch: [{}/{}], iter: {}, {}, reader_cost: {:.5f}s, batch_cost: {:.5f}s, samples: {}, ips: {:.5f}'
.
format
(
epoch
,
epoch_num
,
global_step
,
logs
,
train_reader_cost
/
print_batch_step
,
train_batch_cost
/
print_batch_step
,
batch_sum
,
batch_sum
/
train_batch_cost
)
logger
.
info
(
strs
)
train_batch_cost
=
0.0
train_reader_cost
=
0.0
batch_sum
=
0
batch_start
=
time
.
time
()
# eval
if
global_step
>
start_eval_step
and
\
(
global_step
-
start_eval_step
)
%
eval_batch_step
==
0
and
dist
.
get_rank
()
==
0
:
...
...
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