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Tamino Huxohl
mu-map
Commits
93f4da3e
Commit
93f4da3e
authored
2 years ago
by
Tamino Huxohl
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remove outdated train script
parent
934fcc7c
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mu_map/train.py
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mu_map/train.py
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View file @
934fcc7c
import
logging
import
logging.handlers
log_formatter
=
logging
.
Formatter
(
fmt
=
"
%(asctime)s - %(levelname)s: %(message)s
"
,
datefmt
=
"
%m/%d/%Y %I:%M:%S %p
"
)
logger
=
logging
.
getLogger
()
logger
.
setLevel
(
logging
.
INFO
)
log_handler_console
=
logging
.
StreamHandler
()
log_handler_console
.
setFormatter
(
log_formatter
)
logger
.
addHandler
(
log_handler_console
)
logfile
=
"
train.log
"
log_handler_file
=
logging
.
handlers
.
WatchedFileHandler
(
logfile
)
log_handler_file
.
setFormatter
(
log_formatter
)
logger
.
addHandler
(
log_handler_file
)
logger
.
info
(
"
This is a test!
"
)
logger
.
warning
(
"
The training loss is over 9000!
"
)
logger
.
error
(
"
This is an error
"
)
logger
.
info
(
"
The end
"
)
args
=
parser
.
parse_args
()
args
.
channel_mapping
=
dict
(
zip
(
args
.
channel_mapping
,
[
0
,
1
,
2
]))
log_formatter
=
logging
.
Formatter
(
fmt
=
"
%(asctime)s - %(levelname)s: %(message)s
"
,
datefmt
=
"
%m/%d/%Y %I:%M:%S %p
"
)
logger
=
logging
.
getLogger
()
logger
.
setLevel
(
logging
.
INFO
)
log_handler_console
=
logging
.
StreamHandler
()
log_handler_console
.
setFormatter
(
log_formatter
)
logger
.
addHandler
(
log_handler_console
)
if
args
.
logfile
:
log_handler_file
=
logging
.
handlers
.
WatchedFileHandler
(
args
.
logfile
)
log_handler_file
.
setFormatter
(
log_formatter
)
logger
.
addHandler
(
log_handler_file
)
# Setup snapshot directory
if
os
.
path
.
exists
(
args
.
snapshot_dir
):
if
not
os
.
path
.
isdir
(
args
.
snapshot_dir
):
raise
ValueError
(
"
Snapshot directory[%s] is not a directory!
"
%
args
.
snapshot_dir
)
else
:
os
.
mkdir
(
args
.
snapshot_dir
)
random_seed
=
int
(
time
.
time
())
logger
.
info
(
f
"
Seed RNG:
{
random_seed
}
"
)
torch
.
manual_seed
(
random_seed
)
device
=
torch
.
device
(
args
.
device
)
model
=
load_model
(
args
.
model
,
args
.
weights
,
device
)
params
=
model
.
parameters
()
optimizer
=
model
.
init_optimizer
()
lr_scheduler
=
torch
.
optim
.
lr_scheduler
.
StepLR
(
optimizer
,
args
.
decay_epoch
,
args
.
decay_rate
)
transforms_train
=
[
transforms
.
RandomHorizontalFlip
(),
transforms
.
RandomVerticalFlip
()]
datasets
=
{}
datasets
[
"
train
"
]
=
(
CSVDataset
(
os
.
path
.
join
(
args
.
csv_dir
,
"
training.csv
"
),
args
.
dataset_dir
,
model
,
augments
=
transforms_train
,
illuminations
=
args
.
illuminations
,
random_illumination
=
True
,
)
if
not
args
.
illuminations_to_channel
else
IlluminationChannelDataset
(
os
.
path
.
join
(
args
.
csv_dir
,
"
training.csv
"
),
args
.
dataset_dir
,
model
,
augments
=
transforms_train
,
channel_mapping
=
args
.
channel_mapping
,
)
)
datasets
[
"
val
"
]
=
(
CSVDataset
(
os
.
path
.
join
(
args
.
csv_dir
,
"
validation.csv
"
),
args
.
dataset_dir
,
model
,
illuminations
=
args
.
illuminations
,
random_illumination
=
False
,
)
if
not
args
.
illuminations_to_channel
else
IlluminationChannelDataset
(
os
.
path
.
join
(
args
.
csv_dir
,
"
validation.csv
"
),
args
.
dataset_dir
,
model
,
channel_mapping
=
args
.
channel_mapping
,
)
)
data_loaders
=
{}
for
key
in
datasets
:
data_loaders
[
key
]
=
torch
.
utils
.
data
.
DataLoader
(
dataset
=
datasets
[
key
],
batch_size
=
args
.
batch_size
,
shuffle
=
True
,
pin_memory
=
True
,
num_workers
=
8
,
)
global_epoch
=
0
def
run_epoch
(
model
,
optimizer
,
data_loader
,
phase
=
"
train
"
):
if
phase
==
"
train
"
:
model
.
train
()
else
:
model
.
eval
()
running_loss
=
0
since
=
time
.
time
()
count
=
1
for
inputs
,
labels
in
data_loader
:
print
(
"
Iteration {}/{}
"
.
format
(
count
,
len
(
data_loader
))
+
"
\r
"
,
end
=
""
)
count
+=
1
inputs
=
inputs
.
to
(
device
)
if
type
(
labels
)
==
torch
.
Tensor
:
labels
=
labels
.
to
(
device
)
elif
type
(
labels
)
==
list
:
labels
=
[
label
.
to
(
device
)
for
label
in
labels
]
optimizer
.
zero_grad
()
with
torch
.
set_grad_enabled
(
phase
==
"
train
"
):
output
=
model
(
inputs
)
loss
=
model
.
compute_loss
(
output
,
labels
)
if
phase
==
"
train
"
:
loss
.
backward
()
optimizer
.
step
()
running_loss
+=
loss
.
item
()
*
inputs
.
size
(
0
)
return
running_loss
/
len
(
data_loader
.
dataset
),
time
.
time
()
-
since
try
:
for
epoch
in
range
(
1
,
args
.
epochs
+
1
):
if
epoch
==
1
:
str_epoch
=
"
Epoch {}/{}
"
.
format
(
0
,
args
.
epochs
)
epoch_loss
,
epoch_time
=
run_epoch
(
model
,
optimizer
,
data_loaders
[
"
val
"
],
phase
=
"
val
"
)
str_time
=
"
Time {}s
"
.
format
(
round
(
epoch_time
))
str_loss
=
"
Loss {:.4f}
"
.
format
(
epoch_loss
)
print
(
"
VAL:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
logger
.
info
(
"
VAL:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
epoch_loss
,
epoch_time
=
run_epoch
(
model
,
optimizer
,
data_loaders
[
"
train
"
],
phase
=
"
val
"
)
str_time
=
"
Time {}s
"
.
format
(
round
(
epoch_time
))
str_loss
=
"
Loss {:.4f}
"
.
format
(
epoch_loss
)
print
(
"
TRAIN:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
logger
.
info
(
"
TRAIN:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
global_epoch
=
epoch
str_epoch
=
"
Epoch {}/{}
"
.
format
(
epoch
,
args
.
epochs
)
epoch_loss
,
epoch_time
=
run_epoch
(
model
,
optimizer
,
data_loaders
[
"
train
"
])
str_time
=
"
Time {}s
"
.
format
(
round
(
epoch_time
))
str_loss
=
"
Loss {:.4f}
"
.
format
(
epoch_loss
)
print
(
"
TRAIN:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
logger
.
info
(
"
TRAIN:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
# create snapshot
if
epoch
%
args
.
snapshot_epoch
==
0
:
snapshot_file
=
f
"
{
global_epoch
:
0
{
len
(
str
(
args
.
epochs
))
}
d
}
.pth
"
snapshot_file
=
os
.
path
.
join
(
args
.
snapshot_dir
,
snapshot_file
)
print
(
"
Create Snapshot[{}]
"
.
format
(
snapshot_file
))
logger
.
info
(
"
Create Snapshot[{}]
"
.
format
(
snapshot_file
))
torch
.
save
(
model
.
state_dict
(),
snapshot_file
)
# compute validation loss
if
epoch
%
args
.
val_epoch
==
0
:
print
(
"
VAL:
"
+
str_epoch
,
end
=
"
\r
"
)
epoch_loss
,
epoch_time
=
run_epoch
(
model
,
optimizer
,
data_loaders
[
"
val
"
],
phase
=
"
val
"
)
str_time
=
"
Time {}s
"
.
format
(
round
(
epoch_time
))
str_loss
=
"
Loss {:.4f}
"
.
format
(
epoch_loss
)
print
(
"
VAL:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
logger
.
info
(
"
VAL:
"
+
str_epoch
+
"
"
+
str_loss
+
"
"
+
str_time
)
lr_scheduler
.
step
()
except
KeyboardInterrupt
:
snapshot_file
=
f
"
{
global_epoch
:
0
{
len
(
str
(
args
.
epochs
))
}
d
}
.pth
"
snapshot_file
=
os
.
path
.
join
(
args
.
snapshot_dir
,
snapshot_file
)
print
(
"
Create Snapshot[{}]
"
.
format
(
snapshot_file
))
torch
.
save
(
model
.
state_dict
(),
snapshot_file
)
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