def main(config):
prepare_dirs_and_logger(config)
save_config(config)
if config.is_train:
from trainer import Trainer
if config.dataset == 'line':
from data_line import BatchManager
elif config.dataset == 'ch':
from data_ch import BatchManager
elif config.dataset == 'kanji':
from data_kanji import BatchManager
elif config.dataset == 'baseball' or\
config.dataset == 'cat':
from data_qdraw import BatchManager
batch_manager = BatchManager(config)
trainer = Trainer(config, batch_manager)
trainer.train()
else:
from tester import Tester
if config.dataset == 'line':
from data_line import BatchManager
elif config.dataset == 'ch':
from data_ch import BatchManager
elif config.dataset == 'kanji':
from data_kanji import BatchManager
elif config.dataset == 'baseball' or\
config.dataset == 'cat':
from data_qdraw import BatchManager
batch_manager = BatchManager(config)
tester = Tester(config, batch_manager)
tester.test()
def tesT_TrainingOnSentances(self):
c = Corpus(self.txt)
rnn = RNN(100, c.V, 50)
trainer = Trainer(c,rnn, nepochs=50, alpha = 1.8)
trainer.train()
class NutTrainer(object):
def __init__(self):
self.collection = Collection('./data/')
self.collection.importFromGProtocolBuffer('gProtoBuf')
def command(self, argv):
try:
opts, args = getopt.getopt(argv,"mt:",["topic="])
except getopt.GetoptError as err:
print(err)
self.usage()
sys.exit(2)
for opt, arg in opts:
if opt == "-m":
self.modify = True;
elif opt in ("-t", "--topic"):
if hasattr(self, 'modify'):
self.collection.modifyCollection(arg)
else:
self.trainer = Trainer()
if arg in self.collection.topics:
self.trainer.start(self.collection.topics[arg])
else:
print("Error")
elif o in ("-h", "--help"):
self.usage()
sys.exit()
else:
assert False, "unhandled option"
if len(args) == 1 and hasattr(self,'topic'):
print(args)
def usage():
print('remtrainer.py -t <topic>')
class Test_Trainer(unittest.TestCase):
def setUp(self):
self.class_number = 21
self.input_shape = (300, 300, 3)
self.model = SSD300v2(self.input_shape, num_classes=self.class_number)
def test_train(self):
base_lr=3e-4
self.trainer = Trainer(class_number=self.class_number,
input_shape=self.input_shape,
priors_file='prior_boxes_ssd300.pkl',
train_file='VOC2007_test.pkl',
path_prefix='./VOCdevkit/VOC2007/JPEGImages/',
model=self.model,
weight_file='weights_SSD300.hdf5',
freeze=('input_1', 'conv1_1', 'conv1_2', 'pool1',
'conv2_1', 'conv2_2', 'pool2',
'conv3_1', 'conv3_2', 'conv3_3', 'pool3'),
save_weight_file='./checkpoints/weights.{epoch:02d}-{val_loss:.2f}.hdf5', # noqa
optim=keras.optimizers.Adam(lr=base_lr),
)
self.trainer.train(nb_epoch=1)
def teardown(self):
try:
subprocess.call("rm -rf " + self.trainer.log_dir, shell=True)
except subprocess.CalledProcessError as cpe:
print(str(cpe))
def main(_):
prepare_dirs_and_logger(config)
if not config.task.lower().startswith('tsp'):
raise Exception("[!] Task should starts with TSP")
if config.max_enc_length is None:
config.max_enc_length = config.max_data_length
if config.max_dec_length is None:
config.max_dec_length = config.max_data_length
rng = np.random.RandomState(config.random_seed)
tf.set_random_seed(config.random_seed)
trainer = Trainer(config, rng)
save_config(config.model_dir, config)
if config.is_train:
trainer.train()
else:
if not config.load_path:
raise Exception("[!] You should specify `load_path` to load a pretrained model")
trainer.test()
tf.logging.info("Run finished.")
def plot_stats(X,Y,model,costs):
#two plots, the decision fcn and points and the cost over time
y_onehot = Trainer.class_to_onehot(Y)
f,(p1,p2) = plot.subplots(1,2)
p2.plot(range(len(costs)),costs)
p2.set_title("Cost over time")
#plot points/centroids/decision fcn
cls_ct = y_onehot.shape[1]
y_cls = Trainer.onehot_to_int(y_onehot)
colors = get_cmap("RdYlGn")(np.linspace(0,1,cls_ct))
#model_cents = model.c.get_value()
#p1.scatter(model_cents[:,0], model_cents[:,1], c='black', s=81)
for curclass,curcolor in zip(range(cls_ct),colors):
inds = [i for i,yi in enumerate(y_cls) if yi==curclass]
p1.scatter(X[inds,0], X[inds,1], c=curcolor)
nx,ny = 200, 200
x = np.linspace(X[:,0].min()-1,X[:,0].max()+1,nx)
y = np.linspace(X[:,1].min()-1,X[:,1].max()+1,ny)
xv,yv = np.meshgrid(x,y)
Z = np.array([z for z in np.c_[xv.ravel(), yv.ravel()]])
Zp = Trainer.onehot_to_int(np.array(model.probability(Z)))
Zp = Zp.reshape(xv.shape)
p1.imshow(Zp, interpolation='nearest',
extent=(xv.min(), xv.max(), yv.min(), yv.max()),
origin = 'lower', cmap=get_cmap("Set1"))
p1.set_title("Decision boundaries and centroids")
f.tight_layout()
plot.show()
def train(args):
debug = args.debug
logger.info(
"Start training in {} model".format('debug' if debug else 'normal'))
num_bins, config_dict = parse_yaml(args.config)
reader_conf = config_dict["spectrogram_reader"]
loader_conf = config_dict["dataloader"]
dcnnet_conf = config_dict["dcnet"]
batch_size = loader_conf["batch_size"]
logger.info(
"Training in {}".format("per utterance" if batch_size == 1 else
'{} utterance per batch'.format(batch_size)))
train_loader = uttloader(
config_dict["train_scp_conf"]
if not debug else config_dict["debug_scp_conf"],
reader_conf,
loader_conf,
train=True)
valid_loader = uttloader(
config_dict["valid_scp_conf"]
if not debug else config_dict["debug_scp_conf"],
reader_conf,
loader_conf,
train=False)
checkpoint = config_dict["trainer"]["checkpoint"]
logger.info("Training for {} epoches -> {}...".format(
args.num_epoches, "default checkpoint"
if checkpoint is None else checkpoint))
dcnet = DCNet(num_bins, **dcnnet_conf)
trainer = Trainer(dcnet, **config_dict["trainer"])
trainer.run(train_loader, valid_loader, num_epoches=args.num_epoches)
def __init__(self, module, dataset=None, learningrate=0.01, lrdecay=1.0,
momentum=0., verbose=False, batchlearning=False,
weightdecay=0.):
"""Create a BackpropTrainer to train the specified `module` on the
specified `dataset`.
The learning rate gives the ratio of which parameters are changed into
the direction of the gradient. The learning rate decreases by `lrdecay`,
which is used to to multiply the learning rate after each training
step. The parameters are also adjusted with respect to `momentum`, which
is the ratio by which the gradient of the last timestep is used.
If `batchlearning` is set, the parameters are updated only at the end of
each epoch. Default is False.
`weightdecay` corresponds to the weightdecay rate, where 0 is no weight
decay at all.
"""
Trainer.__init__(self, module)
self.setData(dataset)
self.verbose = verbose
self.batchlearning = batchlearning
self.weightdecay = weightdecay
self.epoch = 0
self.totalepochs = 0
# set up gradient descender
self.descent = GradientDescent()
self.descent.alpha = learningrate
self.descent.momentum = momentum
self.descent.alphadecay = lrdecay
self.descent.init(module.params)
def pre_train(data, das, nep = 600):
x = data
for ec, dc in das:
dc.x(ec.y)
tr = Trainer(ec.x, dc.y, src = x, dst = x, lrt = 0.005)
tr.tune(nep, npt = 10)
ec.x(x)
x = ec.y().eval()
del x
def train(self,
training_set_x,
training_set_y,
hyper_parameters,
regularization_methods,
activation_method,
top=50,
print_verbose=False,
validation_set_x=None,
validation_set_y=None):
#need to convert the input into tensor variable
training_set_x = shared(training_set_x, 'training_set_x', borrow=True)
training_set_y = shared(training_set_y, 'training_set_y', borrow=True)
symmetric_double_encoder = StackedDoubleEncoder(hidden_layers=[],
numpy_range=self._random_range,
input_size_x=training_set_x.get_value(borrow=True).shape[1],
input_size_y=training_set_y.get_value(borrow=True).shape[1],
batch_size=hyper_parameters.batch_size,
activation_method=activation_method)
params = []
#In this phase we train the stacked encoder one layer at a time
#once a layer was added, weights not belonging to the new layer are
#not changed
for layer_size in hyper_parameters.layer_sizes:
self._add_cross_encoder_layer(layer_size,
symmetric_double_encoder,
hyper_parameters.method_in,
hyper_parameters.method_out)
params = []
for layer in symmetric_double_encoder:
params.append(layer.Wx)
params.append(layer.bias_x)
params.append(layer.bias_y)
params.append(symmetric_double_encoder[0].bias_x_prime)
params.append(symmetric_double_encoder[-1].bias_y_prime)
params.append(symmetric_double_encoder[-1].Wy)
Trainer.train(train_set_x=training_set_x,
train_set_y=training_set_y,
hyper_parameters=hyper_parameters,
symmetric_double_encoder=symmetric_double_encoder,
params=params,
regularization_methods=regularization_methods,
print_verbose=print_verbose,
validation_set_x=validation_set_x,
validation_set_y=validation_set_y)
return symmetric_double_encoder
def run_customization(image_loader, feature_extractor):
logging.info("Start customize svm")
logging.info("Generate sample")
data = get_class_data(params.first_class_params, params.sample_size/2) + get_class_data(params.second_class_params, params.sample_size/2)
random.shuffle(data)
trainer = Trainer(image_loader, feature_extractor)
c_range = [10 ** i for i in xrange(-5, 10)]
gamma_range = [10 ** i for i in xrange(-5, 5)]
results = trainer.svm_params_customization(data, params.svm_params, c_range, gamma_range)
return results
def run_cross_validation(image_loader, feature_extractor):
logging.info("Start 5-fold cross validation")
logging.info("For cat and dogs")
logging.info(params.svm_params)
logging.info("Generate sample")
data = get_class_data(params.first_class_params, params.sample_size / 2) + get_class_data(
params.second_class_params, params.sample_size / 2)
random.shuffle(data)
trainer = Trainer(image_loader, feature_extractor)
return trainer.k_fold_cross_validation(5, data, params.svm_params, params.labels)
def theano_perf(model, Xnew, Ynew): #Xnew,ynew = gaussian_data_gen() #Xnew,ynew = exotic_data_gen() ynew_onehot = Trainer.class_to_onehot(ynew) yhat = np.array(model.predict(Xnew)) yhat = Trainer.onehot_to_int(yhat) errs= 0 for yh,t in zip(yhat,ynew): errs += 1 if yh != t else 0 err_rate = 100*float(errs)/ynew.shape[0] print 'Accuracy:',100-err_rate,'Errors:',errs
def train(*args):
"""
trains the model based on files in the input folder
"""
input_folder = args[0][0]
if not input_folder:
print "Must specify a directory of models"
return
trainer = Trainer(input_folder, options.output)
trainer.train()
def fine_tune(data, das, nep = 600):
x = data
## re-wire encoders and decoders
ecs, dcs = zip(*das)
sda = list(ecs) + list(reversed(dcs))
for i, j in zip(sda[:-1], sda[1:]):
j.x(i.y) # lower output -> higher input
tr = Trainer(sda[0].x, sda[-1].y, src = data, dst = data, lrt = 0.0005)
tr.tune(nep, npt= 10)
return tr
class Recognizer():
def __init__(self):
self.trainer = None
def train(self, dataFileName):
self.trainer = Trainer(dataFileName)
self.trainer.trainAll()
self.trainer.dump()
def load(self):
trainer = Trainer()
trainer.load()
self.trainer = trainer
def classify(self, X, label1, label2):
'''
输入向量X， 在label1, label2间预测它的类属性
'''
positiveLabel = min(label1, label2)
negativeLabel = max(label1, label2)
svm = self.trainer.getSvmInstance(positiveLabel, negativeLabel)
y = svm.predict(X)
if y == 1:
return positiveLabel
elif y == -1:
return negativeLabel
else:
raise
def predict(self, X):
count_dict = {} #{label : times}
for i in range(10):
for j in range(i, 10, 1):
if i == j:
continue
label = self.classify(X, i, j)
if count_dict.has_key(label):
count_dict[label] += 1
else:
count_dict[label] = 1
maxTime = -1
maxLabel = -1
for label in count_dict:
time = count_dict[label]
if time > maxTime:
maxTime = time
maxLabel = label
return maxLabel
def setUp(self):
from trainer import Trainer
from database import TrainingDataBase,WordDataBase,WordRecord
self.tr_empty = Trainer(WordDataBase(),TrainingDataBase())
wdb = WordDataBase()
wdb.addWord(WordRecord("aaa"))
wdb.addWord(WordRecord("bbb"))
wdb.addWord(WordRecord("ccc"))
tdb = TrainingDataBase()
tdb.add([WordRecord("aaa"),WordRecord("bbb"),WordRecord("ccc")],[WordRecord("ccc"),WordRecord("bbb")])
tdb.add([WordRecord("aaa"),WordRecord("ccc")],[WordRecord("ccc"),WordRecord("ccc")])
self.tr_notempty = Trainer(wdb,tdb)
def __init__(self, vc, opts):
self.vc = vc
ret,im = vc.read()
self.numGestures = opts.num
self.imHeight,self.imWidth,self.channels = im.shape
self.trainer = Trainer(numGestures=opts.num, numFramesPerGesture=opts.frames, minDescriptorsPerFrame=opts.desc, numWords=opts.words, descType=opts.type, kernel=opts.kernel, numIter=opts.iter, parent=self)
self.tester = Tester(numGestures=opts.num, minDescriptorsPerFrame=opts.desc, numWords=opts.words, descType=opts.type, numPredictions=7, parent=self)
def test_trainSvm(self):
return
file = os.path.join('..', 'data', 'sample')
trainer = Trainer(file)
t_svm = trainer._trainSvm(5, 8)
dataSet = DigitDataSet()
dataSet.load(file).map(5, 8)
svm = SVM()
svm.train(dataSet, 2, 0.0001)
m,n = dataSet.shape()
for i in range(m):
X = dataSet.getData(i)
t_y = t_svm.predict(X)
y = svm.predict(X)
self.assertTrue(t_y == y)
def command(self, argv):
try:
opts, args = getopt.getopt(argv,"mt:",["topic="])
except getopt.GetoptError as err:
print(err)
self.usage()
sys.exit(2)
for opt, arg in opts:
if opt == "-m":
self.modify = True;
elif opt in ("-t", "--topic"):
if hasattr(self, 'modify'):
self.collection.modifyCollection(arg)
else:
self.trainer = Trainer()
if arg in self.collection.topics:
self.trainer.start(self.collection.topics[arg])
else:
print("Error")
elif o in ("-h", "--help"):
self.usage()
sys.exit()
else:
assert False, "unhandled option"
if len(args) == 1 and hasattr(self,'topic'):
print(args)
def train_and_test(image_loader, feature_extractor):
"""
Simple implementation of train and test function
:param image_loader:
:param feature_extractor:
"""
first_class_train_data, first_class_test_data = get_train_and_test_data(params.first_class_params)
second_class_train_data, second_class_test_data = get_train_and_test_data(params.second_class_params)
train_data = list(first_class_train_data) + list(second_class_train_data)
random.shuffle(train_data)
trainer = Trainer(image_loader, feature_extractor)
solve_container = trainer.train(train_data, params.svm_params)
test_data = list(first_class_test_data) + list(second_class_test_data)
tester = Tester(image_loader, solve_container)
return tester.test(test_data)
def train(self):
"""
Trains Jarvis brain
Input:
Nothing
Returns:
Nothing
"""
from trainer import Trainer
if self._word_db == None: raise JarvisException("Don't have dictionary.")
if self._traning_db == None: raise JarvisException("Don't have traning database.")
trainer = Trainer(self._word_db,self._traning_db)
trainer.train(self._brain)
def get_train_and_test_data(class_params):
"""
Method of generation names of test images for class
:param class_params:
:return: tuple of list of train and test data
"""
sample = get_class_data(class_params, class_params["train_count"] + class_params["test_count"])
return Trainer.split_data(sample, [class_params["train_count"], class_params["test_count"]])
def __init__(self, module, ds_train=None, ds_val=None, gtol = 1e-05, norm = inf,
verbose = False, **kwargs):
"""
Create a BFGSTrainer to train the specified `module` on the
specified `dataset`.
"""
Trainer.__init__(self, module)
self.setData(ds_train)
self.ds_val = ds_val
self.verbose = verbose
self.epoch = 0
self.totalepochs = 0
self.train_errors = []
self.test_errors = []
self.optimal_params = None
self.optimal_epoch = 0
self.module = module
def test_getSvm(self):
return
trainer = Trainer()
trainer.load()
svm1 = trainer.getSvmInstance(6, 7)
dataSet = DigitDataSet()
dataSet.load(os.path.join('..', 'data', 'sample')).map(6, 7)
svm2 = SVM()
svm2.train(dataSet, 2, 0.0001)
m,n = dataSet.shape()
for i in range(m):
X = dataSet.getData(i)
y1= svm1.predict(X)
y2 = svm2.predict(X)
self.assertTrue(y1 == y2)
def fine_tune(stk, dat, rate = 0.01, epoch = 50):
"""
fine-tune the whole stack of autoencoders
"""
import time
from trainer import Trainer
tm = time.clock()
print 'find-tune:', stk.dim; sys.stdout.flush()
x = dat
dpt = len(stk)
## the training should be slower when parameters is more numerous
t = Trainer(stk, src = x, dst = x, lrt = rate/ (2*dpt) )
## fine tune requires more steps when network goes deeper
t.tune(epoch * 2 * dpt, epoch)
tm = time.clock() - tm
print 'ran for {:.2f}m\n'.format(tm/60.); sys.stdout.flush()
def pre_train(stk, dat, rate = 0.01, epoch = 1000):
"""
pre-train each auto encoder in the stack
"""
import time
from trainer import Trainer
tm = time.clock()
print 'pre-train:', stk.dim; sys.stdout.flush()
x = dat
r = rate
for ae in stk.sa:
print ae.dim
t = Trainer(ae, src = x, dst = x, lrt = r)
t.tune(epoch, 20)
x = ae.ec(x).eval()
r = r * 2.0
tm = time.clock() - tm
print 'ran for {:.2f}m\n'.format(tm/60.); sys.stdout.flush()
def __init__(self, module, dataset, totalIterations = 100,
xPrecision = finfo(float).eps, fPrecision = finfo(float).eps,
init_scg=True, **kwargs):
"""Create a SCGTrainer to train the specified `module` on the
specified `dataset`.
"""
Trainer.__init__(self, module)
self.setData(dataset)
self.input_sequences = self.ds.getField('input')
self.epoch = 0
self.totalepochs = 0
self.module = module
#self.tmp_module = module.copy()
if init_scg:
self.scg = SCG(self.module.params, self.f, self.df, self,
totalIterations, xPrecision, fPrecision,
evalFunc = lambda x: str(x / self.ds.getLength()))
else:
print "Warning: SCG trainer not initialized!"
class GeneralizedBoltzmann(GeneralizedModel):
attrs_ = ['trainfn', 'n', 'batch_size', 'epochs', 'learn_rate', 'beta', 'momentum', 'verbose']
def __init__(self, trainfn='cdn', n=1, batch_size=10, epochs=1, learn_rate=0.1,
beta=0.0001, momentum=0., verbose=False):
self.trainfn = trainfn
self.epochs = epochs
self.n = n
self.learn_rate = learn_rate
self.beta = beta
self.batch_size = batch_size
self.momentum = momentum
self.trainer = Trainer()
self.verbose = verbose
def gibbs_hvh(self, h, mf=False, **args):
v_samples = self.propdown(h, **args)
v = v_samples[0][1] if mf else v_samples[0][0]
h_samples = self.propup(v, **args)
return v_samples, h_samples
def gibbs_vhv(self, v, mf=False, **args):
h_samples = self.propup(v, **args)
h = h_samples[-1][1] if mf else h_samples[-1][0]
v_samples = self.propdown(h, **args)
return v_samples, h_samples
def cost(self, v):
if len(np.shape(v)) == 1: v.shape = (1,len(v))
use_fw = self.trainfn == 'fpcd'
use_persist = use_fw or self.trainfn == 'pcd'
num_points = v.shape[0]
# positive phase
pos_h_samples = self.propup(v)
# negative phase
nh0 = self.p[:num_points] if use_persist else pos_h_samples[-1][0]
for i in range(self.n):
neg_v_samples, neg_h_samples = self.gibbs_hvh(nh0, fw=use_fw)
nh0 = neg_h_samples[-1][0]
# compute gradients
grads = self.grad(v, pos_h_samples, neg_v_samples, neg_h_samples)
self.p[:num_points] = nh0
# compute reconstruction error
if self.trainfn=='cdn':
cost = np.sum(np.square(v - neg_v_samples[0][1])) / self.batch_size
else:
cost = np.sum(np.square(v - self.gibbs_vhv(v)[0][0][1])) / self.batch_size
return cost, grads
def train(self, data, max_iter=1):
args = { 'epochs': self.epochs,
'batch_size': self.batch_size,
'max_iter': max_iter,
'verbose': self.verbose }
return self.trainer.train(self, data, **args)
def __init__(self, trainfn='cdn', n=1, batch_size=10, epochs=1, learn_rate=0.1,
beta=0.0001, momentum=0., verbose=False):
self.trainfn = trainfn
self.epochs = epochs
self.n = n
self.learn_rate = learn_rate
self.beta = beta
self.batch_size = batch_size
self.momentum = momentum
self.trainer = Trainer()
self.verbose = verbose
eval_split_size=10,
print_step=25,
print_eval=False,
mixed_precision=False,
lr_gen=1e-4,
lr_disc=1e-4,
data_path=os.path.join(output_path, "../thorsten-de/wavs/"),
output_path=output_path,
)
# download dataset if not already present
if not os.path.exists(config.data_path):
print("Downloading dataset")
download_path = os.path.abspath(os.path.join(os.path.abspath(config.data_path), "../../"))
download_thorsten_de(download_path)
# init audio processor
ap = AudioProcessor(**config.audio.to_dict())
# load training samples
eval_samples, train_samples = load_wav_data(config.data_path, config.eval_split_size)
# init model
model = GAN(config, ap)
# init the trainer and 🚀
trainer = Trainer(
TrainerArgs(), config, output_path, model=model, train_samples=train_samples, eval_samples=eval_samples
)
trainer.fit()
def main_worker(args):
global best_prec1, dtype
best_prec1 = 0
dtype = torch_dtypes.get(args.dtype)
torch.manual_seed(args.seed)
time_stamp = datetime.now().strftime('%Y-%m-%d_%H-%M-%S')
if args.evaluate:
args.results_dir = '/tmp'
# args.save = ''
if args.save is '':
args.save = time_stamp
save_path = path.join(args.results_dir, args.save)
args.distributed = args.local_rank >= 0 or args.world_size > 1
if args.distributed:
dist.init_process_group(backend=args.dist_backend, init_method=args.dist_init,
world_size=args.world_size, rank=args.local_rank)
args.local_rank = dist.get_rank()
args.world_size = dist.get_world_size()
if args.dist_backend == 'mpi':
# If using MPI, select all visible devices
args.device_ids = list(range(torch.cuda.device_count()))
else:
args.device_ids = [args.local_rank]
if not (args.distributed and args.local_rank > 0):
if not path.exists(save_path):
makedirs(save_path)
export_args_namespace(args, path.join(save_path, 'config.json'))
setup_logging(path.join(save_path, 'log.txt'),
resume=args.resume is not '',
dummy=args.distributed and args.local_rank > 0)
results_path = path.join(save_path, 'results')
results = ResultsLog(results_path,
title='Training Results - %s' % args.save)
logging.info("saving to %s", save_path)
logging.debug("run arguments: %s", args)
logging.info("creating model %s", args.model)
if 'cuda' in args.device and torch.cuda.is_available():
torch.cuda.manual_seed_all(args.seed)
torch.cuda.set_device(args.device_ids[0])
cudnn.benchmark = True
else:
args.device_ids = None
# create model
model = models.__dict__[args.model]
model_config = {'dataset': args.dataset}
model_config['fp8_dynamic'] = True # moran
if args.model_config is not '':
model_config = dict(model_config, **literal_eval(args.model_config))
model = model(**model_config)
if args.sync_bn:
model = nn.SyncBatchNorm.convert_sync_batchnorm(model)
logging.info("created model with configuration: %s", model_config)
num_parameters = sum([l.nelement() for l in model.parameters()])
logging.info("number of parameters: %d", num_parameters)
# optionally resume from a checkpoint
if args.evaluate:
if not path.isfile(args.evaluate):
parser.error('invalid checkpoint: {}'.format(args.evaluate))
checkpoint = torch.load(args.evaluate, map_location="cpu")
# Overrride configuration with checkpoint info
args.model = checkpoint.get('model', args.model)
args.model_config = checkpoint.get('config', args.model_config)
# load checkpoint
model.load_state_dict(checkpoint['state_dict'])
logging.info("loaded checkpoint '%s' (epoch %s)",
args.evaluate, checkpoint['epoch'])
if args.resume:
checkpoint_file = args.resume
if path.isdir(checkpoint_file):
results.load(path.join(checkpoint_file, 'results.csv'))
checkpoint_file = path.join(
checkpoint_file, 'model_best.pth.tar')
if path.isfile(checkpoint_file):
logging.info("loading checkpoint '%s'", args.resume)
checkpoint = torch.load(checkpoint_file, map_location="cpu")
if args.start_epoch < 0: # not explicitly set
args.start_epoch = checkpoint['epoch']
best_prec1 = checkpoint['best_prec1']
model.load_state_dict(checkpoint['state_dict'])
optim_state_dict = checkpoint.get('optim_state_dict', None)
logging.info("loaded checkpoint '%s' (epoch %s)",
checkpoint_file, checkpoint['epoch'])
else:
logging.error("no checkpoint found at '%s'", args.resume)
else:
optim_state_dict = None
# define loss function (criterion) and optimizer
loss_params = {}
if args.label_smoothing > 0:
loss_params['smooth_eps'] = args.label_smoothing
criterion = getattr(model, 'criterion', CrossEntropyLoss)(**loss_params)
criterion.to(args.device, dtype)
model.to(args.device, dtype)
# Batch-norm should always be done in float
if 'half' in args.dtype:
FilterModules(model, module=is_bn).to(dtype=torch.float)
# optimizer configuration
optim_regime = getattr(model, 'regime', [{'epoch': 0,
'optimizer': args.optimizer,
'lr': args.lr,
'momentum': args.momentum,
'weight_decay': args.weight_decay}])
optimizer = optim_regime if isinstance(optim_regime, OptimRegime) \
else OptimRegime(model, optim_regime, use_float_copy='half' in args.dtype)
if optim_state_dict is not None:
optimizer.load_state_dict(optim_state_dict)
trainer = Trainer(model, criterion, optimizer,
device_ids=args.device_ids, device=args.device, dtype=dtype, print_freq=args.print_freq,
distributed=args.distributed, local_rank=args.local_rank, mixup=args.mixup, cutmix=args.cutmix,
loss_scale=args.loss_scale, grad_clip=args.grad_clip, adapt_grad_norm=args.adapt_grad_norm, enable_input_grad_statistics=True)
if args.tensorwatch:
trainer.set_watcher(filename=path.abspath(path.join(save_path, 'tensorwatch.log')),
port=args.tensorwatch_port)
# Evaluation Data loading code
args.eval_batch_size = args.eval_batch_size if args.eval_batch_size > 0 else args.batch_size
val_data = DataRegime(getattr(model, 'data_eval_regime', None),
defaults={'datasets_path': args.datasets_dir, 'name': args.dataset, 'split': 'val', 'augment': False,
'input_size': args.input_size, 'batch_size': args.eval_batch_size, 'shuffle': False,
'num_workers': args.workers, 'pin_memory': True, 'drop_last': False})
if args.evaluate:
results = trainer.validate(val_data.get_loader())
logging.info(results)
return
# Training Data loading code
train_data_defaults = {'datasets_path': args.datasets_dir, 'name': args.dataset, 'split': 'train', 'augment': True,
'input_size': args.input_size, 'batch_size': args.batch_size, 'shuffle': True,
'num_workers': args.workers, 'pin_memory': True, 'drop_last': True,
'distributed': args.distributed, 'duplicates': args.duplicates, 'autoaugment': args.autoaugment,
'cutout': {'holes': 1, 'length': 16} if args.cutout else None}
if hasattr(model, 'sampled_data_regime'):
sampled_data_regime = model.sampled_data_regime
probs, regime_configs = zip(*sampled_data_regime)
regimes = []
for config in regime_configs:
defaults = {**train_data_defaults}
defaults.update(config)
regimes.append(DataRegime(None, defaults=defaults))
train_data = SampledDataRegime(regimes, probs)
else:
train_data = DataRegime(
getattr(model, 'data_regime', None), defaults=train_data_defaults)
logging.info('optimization regime: %s', optim_regime)
logging.info('data regime: %s', train_data)
args.start_epoch = max(args.start_epoch, 0)
trainer.training_steps = args.start_epoch * len(train_data)
for epoch in range(args.start_epoch, args.epochs):
trainer.epoch = epoch
train_data.set_epoch(epoch)
val_data.set_epoch(epoch)
logging.info('\nStarting Epoch: {0}\n'.format(epoch + 1))
# train for one epoch
train_results, _ = trainer.train(train_data.get_loader(),
chunk_batch=args.chunk_batch)
# evaluate on validation set
if args.calibrate_bn:
train_data = DataRegime(None, defaults={'datasets_path': args.datasets_dir, 'name': args.dataset,
'split': 'train', 'augment': True,
'input_size': args.input_size, 'batch_size': args.batch_size,
'shuffle': True, 'num_workers': args.workers, 'pin_memory': True,
'drop_last': False})
trainer.calibrate_bn(train_data.get_loader(), num_steps=200)
val_results, _ = trainer.validate(val_data.get_loader())
if args.distributed and args.local_rank > 0:
continue
# remember best prec@1 and save checkpoint
is_best = val_results['prec1'] > best_prec1
best_prec1 = max(val_results['prec1'], best_prec1)
if args.drop_optim_state:
optim_state_dict = None
else:
optim_state_dict = optimizer.state_dict()
save_checkpoint({
'epoch': epoch + 1,
'model': args.model,
'config': args.model_config,
'state_dict': model.state_dict(),
'optim_state_dict': optim_state_dict,
'best_prec1': best_prec1
}, is_best, path=save_path, save_all=args.save_all)
logging.info('\nResults - Epoch: {0}\n'
'Training Loss {train[loss]:.4f} \t'
'Training Prec@1 {train[prec1]:.3f} \t'
'Training Prec@5 {train[prec5]:.3f} \t'
'Validation Loss {val[loss]:.4f} \t'
'Validation Prec@1 {val[prec1]:.3f} \t'
'Validation Prec@5 {val[prec5]:.3f} \t\n'
.format(epoch + 1, train=train_results, val=val_results))
values = dict(epoch=epoch + 1, steps=trainer.training_steps)
values.update({'training ' + k: v for k, v in train_results.items()})
values.update({'validation ' + k: v for k, v in val_results.items()})
results.add(**values)
results.plot(x='epoch', y=['training loss', 'validation loss'],
legend=['training', 'validation'],
title='Loss', ylabel='loss')
results.plot(x='epoch', y=['training error1', 'validation error1'],
legend=['training', 'validation'],
title='Error@1', ylabel='error %')
results.plot(x='epoch', y=['training error5', 'validation error5'],
legend=['training', 'validation'],
title='Error@5', ylabel='error %')
if 'grad' in train_results.keys():
results.plot(x='epoch', y=['training grad'],
legend=['gradient L2 norm'],
title='Gradient Norm', ylabel='value')
results.save()
return results
type=int,
default=1111,
help="Seed for initializing training. (default:1111)")
parser.add_argument(
"--device",
default="",
help="device id i.e. `0` or `0,1` or `cpu`. (default: ````).")
args = parser.parse_args()
print("##################################################\n")
print("Run Training Engine.\n")
print(args)
create_folder("runs")
create_folder("runs/hr")
create_folder("runs/sr")
create_folder("weights")
logger.info("TrainingEngine:")
print("\tAPI version .......... 0.1.1")
print("\tBuild ................ 2020.11.30-1116-0c5adc7e")
logger.info("Creating Training Engine")
trainer = Trainer(args)
logger.info("Staring training model")
trainer.run()
print("##################################################\n")
logger.info("All training has been completed successfully.\n")
lr = 0.01
epoch = 100
out_model_fn = './model/%s/' % (saveName)
if not os.path.exists(out_model_fn):
os.makedirs(out_model_fn)
use_cuda = torch.cuda.is_available()
device = torch.device("cuda" if use_cuda else "cpu")
t_kwargs = {'batch_size': batch_size, 'pin_memory': True}
tr_loader = torch.utils.data.DataLoader(Data2Torch(device, 'tr'),
shuffle=True,
**t_kwargs)
va_loader = torch.utils.data.DataLoader(Data2Torch(device, 'te'),
shuffle=True,
**t_kwargs)
model = Net().to(device)
model.apply(model_init)
mp = np.array([
794532, 230484, 99407, 99132, 24426, 14954, 11468, 8696, 8310, 4914, 3006
])
mmp = mp.astype(np.float32) / mp.sum()
cc = ((mmp.mean() / mmp) * ((1 - mmp) / (1 - mmp.mean())))**0.3
inverse_feq = torch.from_numpy(cc)
print(inverse_feq)
Trer = Trainer(model, lr, epoch, out_model_fn, 1, 1)
Trer.fit(tr_loader, inverse_feq, device)
import torch
import utility
import data
import model
import loss
from option import args
from trainer import Trainer
torch.manual_seed(args.seed)
checkpoint = utility.checkpoint(args)
if checkpoint.ok:
loader = data.Data(args)
model = model.Model(args, checkpoint)
loss = loss.Loss(args, checkpoint) if not args.test_only else None
t = Trainer(args, loader, model, loss, checkpoint)
while not t.terminate():
t.train()
t.test()
checkpoint.done()
"T[-1].lower",
"T[0].lower",
"T[1].lower",
"T[2].lower",
"T[-2,-1].lower",
"T[-1,0].lower",
"T[0,1].lower",
"T[1,2].lower",
# "T[-1].isdigit", "T[0].isdigit", "T[1].isdigit",
#
# "T[-2].istitle", "T[-1].istitle", "T[0].istitle", "T[1].istitle", "T[2].istitle",
# "T[0,1].istitle", "T[0,2].istitle",
# "T[-2].is_in_dict", "T[-1].is_in_dict", "T[0].is_in_dict", "T[1].is_in_dict", "T[2].is_in_dict",
# "T[-2,-1].is_in_dict", "T[-1,0].is_in_dict", "T[0,1].is_in_dict", "T[1,2].is_in_dict",
# "T[-2,0].is_in_dict", "T[-1,1].is_in_dict", "T[0,2].is_in_dict",
]
tagger = CRFSequenceTagger(features)
trainer = Trainer(tagger, corpus)
params = {
'c1': 1.0, # coefficient for L1 penalty
'c2': 1e-3, # coefficient for L2 penalty
'max_iterations': 1000, #
# include transitions that are possible, but not observed
'feature.possible_transitions': True,
'feature.possible_states': True,
}
trainer.train(params)
shuffle=True,
pin_memory=False)
testloader = LoadDataset(mode='test', **dataloader_params)
dataloader_test = torch.utils.data.DataLoader(testloader,
hparams.batch_size,
shuffle=True,
pin_memory=False)
now = time.time()
noised_signal, signal = next(iter(dataloader_train))
print("Batch uploading time : {}".format(time.time() - now))
signal_length = noised_signal.size(-1)
net = Denoiser(hparams.num_wavelet_levels,
hparams.wavelet_size,
hparams.sigma,
thresholding_algorithm=hparams.thresholding_algorithm,
threshold_mode=hparams.threshold_mode,
signal_length=signal_length,
thresholding_parameter=hparams.thresholding_parameter,
wavelet_name=hparams.wavelet_name)
trainer = Trainer(net,
hparams.batch_size,
hparams.log_path,
wavelet_reg=hparams.wavelet_reg,
net_reg=hparams.net_reg,
lr=hparams.lr)
trainer.train(dataloader_train, dataloader_test, hparams.epochs)
)
print("Training set size:", self.train_loader.dataset.__len__())
print("Test set size:", self.test_loader.dataset.__len__())
# snapshot
self.snapshot_interval = 100000
self.save_dir = os.path.join(snapshot_root, 'models/')
self.result_dir = os.path.join(snapshot_root, 'results/')
self.tboard_dir = tensorboard_root
# evaluate
self.evaluate_interval = 2
self.evaluate_metric = ChamferLoss()
self.check_args()
def check_args(self):
"""checking arguments"""
if not os.path.exists(self.save_dir):
os.makedirs(self.save_dir)
if not os.path.exists(self.result_dir):
os.makedirs(self.result_dir)
if not os.path.exists(self.tboard_dir):
os.makedirs(self.tboard_dir)
return self
if __name__ == '__main__':
args = Args()
trainer = Trainer(args)
trainer.train()
def main():
args = parse_args()
args.input_dim, args.mem_dim = 300, 150
args.hidden_dim, args.num_classes = 50, 5
args.cuda = args.cuda and torch.cuda.is_available()
if args.sparse and args.wd != 0:
print('Sparsity and weight decay are incompatible, pick one!')
exit()
print(args)
torch.manual_seed(args.seed)
random.seed(args.seed)
numpy.random.seed(args.seed)
if args.cuda:
torch.cuda.manual_seed(args.seed)
torch.backends.cudnn.benchmark = True
if not os.path.exists(args.save):
os.makedirs(args.save)
train_dir = os.path.join(args.data, 'train/')
dev_dir = os.path.join(args.data, 'dev/')
test_dir = os.path.join(args.data, 'test/')
# write unique words from all token files
sick_vocab_file = os.path.join(args.data, 'sick.vocab')
if not os.path.isfile(sick_vocab_file):
token_files_a = [
os.path.join(split, 'a.toks')
for split in [train_dir, dev_dir, test_dir]
]
token_files_b = [
os.path.join(split, 'b.toks')
for split in [train_dir, dev_dir, test_dir]
]
token_files = token_files_a + token_files_b
sick_vocab_file = os.path.join(args.data, 'sick.vocab')
build_vocab(token_files, sick_vocab_file)
# get vocab object from vocab file previously written
vocab = Vocab(filename=sick_vocab_file,
data=[
Constants.PAD_WORD, Constants.UNK_WORD,
Constants.BOS_WORD, Constants.EOS_WORD
])
print('==> SICK vocabulary size : %d ' % vocab.size())
# load SICK dataset splits
train_file = os.path.join(args.data, 'sick_train.pth')
if os.path.isfile(train_file):
train_dataset = torch.load(train_file)
else:
train_dataset = SICKDataset(train_dir, vocab, args.num_classes)
torch.save(train_dataset, train_file)
print('==> Size of train data : %d ' % len(train_dataset))
dev_file = os.path.join(args.data, 'sick_dev.pth')
if os.path.isfile(dev_file):
dev_dataset = torch.load(dev_file)
else:
dev_dataset = SICKDataset(dev_dir, vocab, args.num_classes)
torch.save(dev_dataset, dev_file)
print('==> Size of dev data : %d ' % len(dev_dataset))
test_file = os.path.join(args.data, 'sick_test.pth')
if os.path.isfile(test_file):
test_dataset = torch.load(test_file)
else:
test_dataset = SICKDataset(test_dir, vocab, args.num_classes)
torch.save(test_dataset, test_file)
print('==> Size of test data : %d ' % len(test_dataset))
# initialize model, criterion/loss_function, optimizer
model = SimilarityTreeLSTM(args.cuda, vocab.size(), args.input_dim,
args.mem_dim, args.hidden_dim, args.num_classes,
args.sparse)
criterion = nn.KLDivLoss()
if args.cuda:
model.cuda(), criterion.cuda()
if args.optim == 'adam':
optimizer = optim.Adam(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
elif args.optim == 'adagrad':
optimizer = optim.Adagrad(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
elif args.optim == 'sgd':
optimizer = optim.SGD(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
metrics = Metrics(args.num_classes)
# for words common to dataset vocab and GLOVE, use GLOVE vectors
# for other words in dataset vocab, use random normal vectors
emb_file = os.path.join(args.data, 'sick_embed.pth')
if os.path.isfile(emb_file):
emb = torch.load(emb_file)
else:
# load glove embeddings and vocab
glove_vocab, glove_emb = load_word_vectors(
os.path.join(args.glove, 'glove.840B.300d'))
print('==> GLOVE vocabulary size: %d ' % glove_vocab.size())
emb = torch.Tensor(vocab.size(),
glove_emb.size(1)).normal_(-0.05, 0.05)
# zero out the embeddings for padding and other special words if they are absent in vocab
for idx, item in enumerate([
Constants.PAD_WORD, Constants.UNK_WORD, Constants.BOS_WORD,
Constants.EOS_WORD
]):
emb[idx].zero_()
for word in vocab.labelToIdx.keys():
if glove_vocab.get_index(word):
emb[vocab.get_index(word)] = glove_emb[glove_vocab.get_index(
word)]
torch.save(emb, emb_file)
# plug these into embedding matrix inside model
if args.cuda:
emb = emb.cuda()
model.childsumtreelstm.emb.state_dict()['weight'].copy_(emb)
# create trainer object for training and testing
trainer = Trainer(args, model, criterion, optimizer)
best = -float('inf')
for epoch in range(args.epochs):
_ = trainer.train(train_dataset)
train_loss, train_pred = trainer.test(train_dataset)
dev_loss, dev_pred = trainer.test(dev_dataset)
test_loss, test_pred = trainer.test(test_dataset)
train_pearson = metrics.pearson(train_pred, train_dataset.labels)
train_mse = metrics.mse(train_pred, train_dataset.labels)
print('==> Train Loss: {}\tPearson: {}\tMSE: {}'.format(
train_loss, train_pearson, train_mse))
dev_pearson = metrics.pearson(dev_pred, dev_dataset.labels)
dev_mse = metrics.mse(dev_pred, dev_dataset.labels)
print('==> Dev Loss: {}\tPearson: {}\tMSE: {}'.format(
dev_loss, dev_pearson, dev_mse))
test_pearson = metrics.pearson(test_pred, test_dataset.labels)
test_mse = metrics.mse(test_pred, test_dataset.labels)
print('==> Test Loss: {}\tPearson: {}\tMSE: {}'.format(
test_loss, test_pearson, test_mse))
if best < test_pearson:
best = test_pearson
checkpoint = {
'model': trainer.model.state_dict(),
'optim': trainer.optimizer,
'pearson': test_pearson,
'mse': test_mse,
'args': args,
'epoch': epoch
}
print('==> New optimum found, checkpointing everything now...')
torch.save(
checkpoint,
'%s.pt' % os.path.join(args.save, args.expname + '.pth'))
import time
from trainer import Trainer
import training_config
if __name__ == '__main__':
#start_time = time.time()
print("Retraining best model...", flush=True)
trainer = Trainer()
# Load best model
trainer.load_best_model()
# Load data
trainer.load_data()
# Train data
trainer.train_load_models()
# Print stats (for debugging purposes)
trainer.print_model_info()
#print("Sleeping for {} hours before retraining again...\n".format(training_config.BEST_RETRAIN_WAIT/(60*60)), flush=True)
#cur_time = time.time()
# Remove training time from the wait time so that it retrains at approximately the same time every day
#wait = start_time + training_config.BEST_RETRAIN_WAIT - cur_time
#time.sleep(wait)
t1 = time.time()
for i, weight_scale in enumerate(weight_scales):
print('Running weight scale %d / %d' % (i + 1, len(weight_scales)))
bn_model = FullyConnectedNet(hidden_dims=hidden,
weight_scale=weight_scale,
use_batchnorm=True)
model = FullyConnectedNet(hidden_dims=hidden,
weight_scale=weight_scale,
use_batchnorm=False)
bn_trainer = Trainer(bn_model,
small_data,
num_epochs=10,
batch_size=50,
update_rule='adam',
updater_config={
'learning_rate': 3e-3,
},
verbose=False,
print_every=200)
bn_trainer.train()
bn_trainers[weight_scale] = bn_trainer
trainer = Trainer(model,
small_data,
num_epochs=10,
batch_size=50,
update_rule='adam',
updater_config={
'learning_rate': 3e-3,
},
regularization = Objective(['policy_reg_error'], lambda reg: reg,
weight=args.Q_sub)
reference_loss = Objective(['Y_pred', 'Rf'], F.mse_loss, weight=args.Q_r)
observation_lower_bound_penalty = Objective(['Y_pred', 'Y_minf'], lambda x, xmin: torch.mean(F.relu(-x + -xmin)),
weight=args.Q_con_y)
observation_upper_bound_penalty = Objective(['Y_pred', 'Y_maxf'], lambda x, xmax: torch.mean(F.relu(x - xmax)),
weight=args.Q_con_y)
inputs_lower_bound_penalty = Objective(['U_pred', 'U_minf'], lambda x, xmin: torch.mean(F.relu(-x + -xmin)),
weight=args.Q_con_u)
inputs_upper_bound_penalty = Objective(['U_pred', 'U_maxf'], lambda x, xmax: torch.mean(F.relu(x - xmax)),
weight=args.Q_con_u)
objectives = [regularization, reference_loss]
constraints = [observation_lower_bound_penalty, observation_upper_bound_penalty,
inputs_lower_bound_penalty, inputs_upper_bound_penalty]
##########################################
########## OPTIMIZE SOLUTION ############
##########################################
model = Problem(objectives, constraints, components).to(device)
optimizer = torch.optim.AdamW(model.parameters(), lr=args.lr)
visualizer = VisualizerClosedLoop(dataset, dynamics_model, plot_keys, args.verbosity)
emulator = emulators.systems[args.system]() if args.system_data == 'emulator' \
else dynamics_model if args.system_data == 'datafile' else None
simulator = ClosedLoopSimulator(model=model, dataset=dataset, emulator=emulator)
trainer = Trainer(model, dataset, optimizer, logger=logger, visualizer=visualizer,
simulator=simulator, epochs=args.epochs)
best_model = trainer.train()
trainer.evaluate(best_model)
logger.clean_up()
def main():
global args
args = parse_args()
# global logger
logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)
formatter = logging.Formatter(
"[%(asctime)s] %(levelname)s:%(name)s:%(message)s")
# file logger
fh = logging.FileHandler(os.path.join(args.save, args.expname) + '.log',
mode='w')
fh.setLevel(logging.INFO)
fh.setFormatter(formatter)
logger.addHandler(fh)
# console logger
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
ch.setFormatter(formatter)
logger.addHandler(ch)
# argument validation
args.cuda = args.cuda and torch.cuda.is_available()
if args.sparse and args.wd != 0:
logger.error('Sparsity and weight decay are incompatible, pick one!')
exit()
logger.debug(args)
args.data = 'learning/treelstm/data/lc_quad/'
args.save = 'learning/treelstm/checkpoints/'
torch.manual_seed(args.seed)
random.seed(args.seed)
if args.cuda:
torch.cuda.manual_seed(args.seed)
torch.backends.cudnn.benchmark = True
if not os.path.exists(args.save):
os.makedirs(args.save)
train_dir = os.path.join(args.data, 'train/')
dev_dir = os.path.join(args.data, 'dev/')
test_dir = os.path.join(args.data, 'test/')
# write unique words from all token files
dataset_vocab_file = os.path.join(args.data, 'dataset.vocab')
if not os.path.isfile(dataset_vocab_file):
token_files_a = [
os.path.join(split, 'a.toks')
for split in [train_dir, dev_dir, test_dir]
]
token_files_b = [
os.path.join(split, 'b.toks')
for split in [train_dir, dev_dir, test_dir]
]
token_files = token_files_a + token_files_b
dataset_vocab_file = os.path.join(args.data, 'dataset.vocab')
build_vocab(token_files, dataset_vocab_file)
# get vocab object from vocab file previously written
vocab = Vocab(filename=dataset_vocab_file,
data=[
Constants.PAD_WORD, Constants.UNK_WORD,
Constants.BOS_WORD, Constants.EOS_WORD
])
logger.debug('==> Dataset vocabulary size : %d ' % vocab.size())
# load dataset splits
train_file = os.path.join(args.data, 'dataset_train.pth')
if os.path.isfile(train_file):
train_dataset = torch.load(train_file)
else:
train_dataset = QGDataset(train_dir, vocab, args.num_classes)
torch.save(train_dataset, train_file)
logger.debug('==> Size of train data : %d ' % len(train_dataset))
dev_file = os.path.join(args.data, 'dataset_dev.pth')
if os.path.isfile(dev_file):
dev_dataset = torch.load(dev_file)
else:
dev_dataset = QGDataset(dev_dir, vocab, args.num_classes)
torch.save(dev_dataset, dev_file)
logger.debug('==> Size of dev data : %d ' % len(dev_dataset))
test_file = os.path.join(args.data, 'dataset_test.pth')
if os.path.isfile(test_file):
test_dataset = torch.load(test_file)
else:
test_dataset = QGDataset(test_dir, vocab, args.num_classes)
torch.save(test_dataset, test_file)
logger.debug('==> Size of test data : %d ' % len(test_dataset))
similarity = DASimilarity(args.mem_dim, args.hidden_dim, args.num_classes)
# if args.sim == "cos":
# similarity = CosSimilarity(1)
# else:
# similarity = DASimilarity(args.mem_dim, args.hidden_dim, args.num_classes, dropout=True)
# initialize model, criterion/loss_function, optimizer
model = SimilarityTreeLSTM(vocab.size(), args.input_dim, args.mem_dim,
similarity, args.sparse)
criterion = nn.KLDivLoss() # nn.HingeEmbeddingLoss()
if args.cuda:
model.cuda(), criterion.cuda()
else:
torch.set_num_threads(4)
logger.info("number of available cores: {}".format(
torch.get_num_threads()))
if args.optim == 'adam':
optimizer = optim.Adam(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
elif args.optim == 'adagrad':
optimizer = optim.Adagrad(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
elif args.optim == 'sgd':
optimizer = optim.SGD(model.parameters(),
lr=args.lr,
weight_decay=args.wd)
metrics = Metrics(args.num_classes)
scheduler = torch.optim.lr_scheduler.StepLR(optimizer,
step_size=2,
gamma=0.25)
# for words common to dataset vocab and GLOVE, use GLOVE vectors
# for other words in dataset vocab, use random normal vectors
emb_file = os.path.join(args.data, 'dataset_embed.pth')
if os.path.isfile(emb_file):
emb = torch.load(emb_file)
else:
EMBEDDING_DIM = 300
emb = torch.zeros(vocab.size(), EMBEDDING_DIM, dtype=torch.float)
fasttext_model = load_model("data/fasttext/wiki.en.bin")
print('Use Fasttext Embedding')
for word in vocab.labelToIdx.keys():
word_vector = fasttext_model.get_word_vector(word)
if word_vector.all() != None and len(word_vector) == EMBEDDING_DIM:
emb[vocab.getIndex(word)] = torch.Tensor(word_vector)
else:
emb[vocab.getIndex(word)] = torch.Tensor(
EMBEDDING_DIM).uniform_(-1, 1)
# # load glove embeddings and vocab
# args.glove = 'learning/treelstm/data/glove/'
# print('Use Glove Embedding')
# glove_vocab, glove_emb = load_word_vectors(os.path.join(args.glove, 'glove.840B.300d'))
# logger.debug('==> GLOVE vocabulary size: %d ' % glove_vocab.size())
# emb = torch.Tensor(vocab.size(), glove_emb.size(1)).normal_(-0.05, 0.05)
# # zero out the embeddings for padding and other special words if they are absent in vocab
# for idx, item in enumerate([Constants.PAD_WORD, Constants.UNK_WORD, Constants.BOS_WORD, Constants.EOS_WORD]):
# emb[idx].zero_()
# for word in vocab.labelToIdx.keys():
# if glove_vocab.getIndex(word):
# emb[vocab.getIndex(word)] = glove_emb[glove_vocab.getIndex(word)]
torch.save(emb, emb_file)
# plug these into embedding matrix inside model
if args.cuda:
emb = emb.cuda()
model.emb.weight.data.copy_(emb)
checkpoint_filename = '%s.pt' % os.path.join(args.save, args.expname)
if args.mode == "test":
checkpoint = torch.load(checkpoint_filename)
model.load_state_dict(checkpoint['model'])
args.epochs = 1
# create trainer object for training and testing
trainer = Trainer(args, model, criterion, optimizer)
for epoch in range(args.epochs):
if args.mode == "train":
scheduler.step()
train_loss = trainer.train(train_dataset)
train_loss, train_pred = trainer.test(train_dataset)
logger.info('==> Epoch {}, Train \tLoss: {} {}'.format(
epoch, train_loss, metrics.all(train_pred,
train_dataset.labels)))
checkpoint = {
'model': trainer.model.state_dict(),
'optim': trainer.optimizer,
'args': args,
'epoch': epoch,
'scheduler': scheduler
}
checkpoint_filename = '%s.pt' % os.path.join(
args.save, args.expname +
',epoch={},train_loss={}'.format(epoch + 1, train_loss))
torch.save(checkpoint, checkpoint_filename)
dev_loss, dev_pred = trainer.test(dev_dataset)
test_loss, test_pred = trainer.test(test_dataset)
logger.info('==> Epoch {}, Dev \tLoss: {} {}'.format(
epoch, dev_loss, metrics.all(dev_pred, dev_dataset.labels)))
logger.info('==> Epoch {}, Test \tLoss: {} {}'.format(
epoch, test_loss, metrics.all(test_pred, test_dataset.labels)))
def main():
### set divice
if not args.cuda:
cfg.TRAIN.DEVICE = torch.device('cpu')
else:
assert torch.cuda.is_available(), "Not enough GPU"
#assert d < torch.cuda.device_count(), "Not enough GPU"
os.environ["CUDA_VISIBLE_DEVICES"] = ",".join(
[str(ids) for ids in args.device_ids])
torch.backends.cudnn.benchmark = True
cfg.CUDA = True
cfg.TRAIN.DEVICE = torch.device('cuda:0')
print("Let's use", torch.cuda.device_count(), "GPUs!")
### set config
cfg_from_file(args.cfg_file)
if args.set_cfgs is not None:
cfg_from_list(args.set_cfgs)
cfg_from_args(args)
print_cfg(cfg)
# assert_and_infer_cfg()
if not cfg.TRAIN.NO_SAVE:
run_folder = create_folder_for_run(cfg.TRAIN.RUNS_FOLDER)
logging.basicConfig(level=logging.INFO,
format='%(message)s',
handlers=[
logging.FileHandler(
os.path.join(run_folder,
f'{cfg.TRAIN.NAME}.log')),
logging.StreamHandler(sys.stdout)
])
with open(os.path.join(run_folder, 'config_and_args.pkl'), 'wb') as f:
blob = {'cfg': yaml.dump(cfg), 'args': args}
pickle.dump(blob, f, pickle.HIGHEST_PROTOCOL)
with open(os.path.join(run_folder, 'args.txt'), 'w') as f:
for item in vars(args):
f.write(item + ":" + str(getattr(args, item)) + '\n')
logging.info('×' * 40)
shutil.copy(args.cfg_file,
os.path.join(run_folder, cfg.TRAIN.NAME) + '_cfg')
logging.info('save config and args in runs folder:\n %s' % run_folder)
# if args.use_tfboard:
# tblogger = SummaryWriter(run_folder)
else:
logging.basicConfig(level=logging.INFO)
# logger = logging.getLogger(__name__)
# print('args:')
# logging.info(pprint.pformat(vars(args)))
# print('cfg:')
# logging.info(yaml.dump(cfg.TRAIN))
# from test_parallel import parallel_test
# parallel_test()
# trainloader, testloader = get_DataLoader()
# imshow_Loader(trainloader)
# loader = get_CIFARLoader()
# model = get_test_Model()
# loss = get_loss()
# model = test_Hidden_modeling()
# test_Hidden_Trainer(loader, model, loss)
# ？？？
# loader = get_DataLoader()
loader = get_DataLoader()
model = get_Model()
model = nn.DataParallel(model)
model.to(cfg.TRAIN.DEVICE)
# loss = get_loss()
logging.info(model)
Trainer(loader, model)
def main(config, resume, is_runtime, max_points, max_points_epoch, vis,
not_save):
adapted_config = copy.deepcopy(config)
train_logger = Logger()
transf_list_train = []
transf_list_valid = []
for transform_config in adapted_config['train_transform']:
transf_list_train.append(get_instance_list(transform,
transform_config))
for transform_config in adapted_config['valid_transform']:
transf_list_valid.append(get_instance_list(transform,
transform_config))
checker = []
for checker_config in adapted_config['sample_checker']:
checker.append(get_instance_list(sample_checker, checker_config))
adapted_config['train_dataset']['args']['transform'] = transforms.Compose(
transf_list_train)
adapted_config['valid_dataset']['args']['transform'] = transforms.Compose(
transf_list_valid)
adapted_config['train_dataset']['args']['sample_checker'] = checker
if not args.eval:
train_dataset = get_instance(dataset, 'train_dataset', adapted_config)
adapted_config['train_data_loader']['args']['dataset'] = train_dataset
if adapted_config['n_gpu'] > 1:
train_data_loader = DataListLoader(
**adapted_config['train_data_loader']['args'])
else:
train_data_loader = GraphLevelDataLoader(
**adapted_config['train_data_loader']['args'])
train_data_loader.n_samples = lambda: len(train_data_loader.dataset)
valid_dataset = get_instance(dataset, 'valid_dataset', adapted_config)
adapted_config['valid_data_loader']['args']['dataset'] = valid_dataset
if adapted_config['n_gpu'] > 1:
valid_data_loader = DataListLoader(
**adapted_config['valid_data_loader']['args'])
else:
valid_data_loader = GraphLevelDataLoader(
**adapted_config['valid_data_loader']['args'])
valid_data_loader.n_samples = lambda: len(valid_data_loader.dataset)
model = get_instance(architectures, 'arch', adapted_config)
print(model)
loss = get_instance(module_loss, 'loss', adapted_config)
# build optimizer, learning rate scheduler. delete every lines containing lr_scheduler for disabling scheduler
trainable_params = filter(lambda p: p.requires_grad, model.parameters())
optimizer = get_instance(torch.optim, 'optimizer', adapted_config,
trainable_params)
lr_scheduler = get_instance(torch.optim.lr_scheduler, 'lr_scheduler',
adapted_config, optimizer)
trainer = Trainer(model,
loss,
optimizer,
resume=resume,
config=config,
data_loader=train_data_loader if not args.eval else None,
valid_data_loader=valid_data_loader,
lr_scheduler=lr_scheduler,
train_logger=train_logger,
eval_mode=args.eval,
is_runtime=is_runtime,
max_points=max_points,
max_points_epoch=max_points_epoch,
vis=vis,
n_gpu=adapted_config['n_gpu'],
s3dis_gt_pcd=args.s3dis_gt_pcd,
not_save=not_save)
trainer.train()
args.n_GPUs = 2
args.test_only = False
# saving and loading models
args.save_every = 50
args.save_models = True # saves all intermediate models
# file name to saspyder2ve, if '.' the name is date+time
args.save = args.loss
args.save_results = True
loader = dataloader.StereoMSIDatasetLoader(args)
checkpoint = utility.checkpoint(args, loader)
debug_dir = os.path.join(checkpoint.dir, "debug_results")
os.mkdir(debug_dir)
my_loss = loss.Loss(args, checkpoint) if not args.test_only else None
my_model = network.Model(args, checkpoint)
my_model.apply(weight_init)
t = Trainer(args, loader, my_model, my_loss, checkpoint)
i = True
#args.test_only = True
#t.test_model()
#if args.test_only==True:
# t.test_model()
while not t.terminate():
t.train()
# train model
if t.epoch() % args.save_every == 0:
t.test()
if (t.epoch() % 50 == 0):
imsave(debug_dir + "/sr_epoch_{}.png".format(t.epoch()),
normalise01(np.float64(t.sr_valid)))
if i:
imsave(debug_dir + "/lr.png",
import torch
import data
import loss
import model
import utility
from option import args
from trainer import Trainer
torch.manual_seed(args.seed)
checkpoint = utility.checkpoint(args)
if args.data_test == "video":
model = model.Model(args, checkpoint)
t = VideoTester(args, model, checkpoint)
t.test()
else:
if checkpoint.ok:
loader = data.Data(args)
model = model.Model(args, checkpoint)
loss = loss.Loss(args, checkpoint) if not args.test_only else None
t = Trainer(args, loader, model, loss, checkpoint)
while not t.terminate():
t.train()
t.test()
checkpoint.done()
gripper_memory_buffer.load_memory(csv_path.replace("logger_{:03}".format(run), "logger_{:03}".format(run-1))+"gripper_memory.pkl")
suction_1_memory_buffer.load_memory(csv_path.replace("logger_{:03}".format(run), "logger_{:03}".format(run-1))+"suction_1_memory.pkl")
suction_2_memory_buffer.load_memory(csv_path.replace("logger_{:03}".format(run), "logger_{:03}".format(run-1))+"suction_2_memory.pkl")
'''
if suction_1_memory != "":
suction_1_memory_buffer.load_memory(suction_1_memory)
if suction_2_memory != "":
suction_2_memory_buffer.load_memory(suction_2_memory)
if gripper_memory != "":
gripper_memory_buffer.load_memory(gripper_memory)
# trainer
if testing:
learning_rate = 5e-5
densenet_lr = 1e-5
trainer = Trainer(reward, discount_factor, use_cpu, learning_rate, densenet_lr)
# Load model if provided
if model_str != "":
print "[%f]: Loading provided model..." % (time.time())
trainer.behavior_net.load_state_dict(torch.load(model_str))
trainer.target_net.load_state_dict(trainer.behavior_net.state_dict())
if model_str == "":
torch.save(trainer.behavior_net.state_dict(), model_path + "initial.pth")
# Service clients
vacuum_pump_control = rospy.ServiceProxy(
"/vacuum_pump_control_node/vacuum_control", SetBool)
check_suck_success = rospy.ServiceProxy(
"/vacuum_pump_control_node/check_suck_success", SetBool)
TEXT = torchtext.data.Field(sequential=True,
tokenize=tokenizer_with_preprocessing,
use_vocab=True,
lower=True,
include_lengths=True,
batch_first=True,
fix_length=args.max_length,
init_token="<cls>",
eos_token="<eos>")
LABEL = torchtext.data.Field(sequential=False,
use_vocab=False,
dtype=torch.float)
train_ds = torchtext.data.TabularDataset.splits(path=NEWS_PATH,
train='text_train.tsv',
format='tsv',
fields=[('Text1', TEXT),
('Text2', TEXT),
('Label', LABEL)])
train_ds = train_ds[0]
TEXT.build_vocab(train_ds, min_freq=10)
TEXT.vocab.freqs
train_dl = torchtext.data.Iterator(train_ds,
batch_size=args.batch_size,
train=True)
trainer = Trainer(args, TEXT, train_dl)
trainer.run()
for i in [7]:
INPUT_WINDOW = i
# important for network specific stuff
layers = [(INPUT_WINDOW + OUTPUT_SEQUENCE_LENGTH+NUM_LINES*CAPACITY_LINES)*(KIND_CARS+1),128,128,128,NUM_LINES*NUM_LINES]
net = Network(layers)
# create name
name = 'HRLCP_I:' + str(INPUT_WINDOW) + "_O:" + str(OUTPUT_SEQUENCE_LENGTH) + "_N:"
for layer in layers:
name += str(layer) + "-"
name = name[:-1]
name += "_NL:" + str(NUM_LINES) + "_CL:" + str(CAPACITY_LINES) + "_W:" + str(INPUT_SEQUENCE_LENGTH) + "_KC:" + str(KIND_CARS)
# initialize training
# In[8]:
env = Environment(INPUT_SEQUENCE_LENGTH, KIND_CARS, NUM_LINES, CAPACITY_LINES, OUTPUT_SEQUENCE_LENGTH, INPUT_WINDOW, 0, initial_ratio = initial_ratio)
cpw = CPW(env)
agent = Agent(net, BUFFER_SIZE, BATCH_SIZE, UPDATE_EVERY, GAMMA, TAU, LR, SEED)
trainer = Trainer("hrl", KIND_CARS, GAMMA)
# In[ ]:
scores = trainer.train(cpw, agent, 250, n_episodes=50000, eps_start=1.0, eps_end=0.001, eps_decay=0.9998, show_picture= True, valid_actions_only = False, load_param = False)
def main(args):
# configs path to load data & save model
from pathlib import Path
if not Path(args.root_dir).exists():
Path(args.root_dir).mkdir()
p = Path(args.save_path).parent
if not p.exists():
p.mkdir()
device = "cuda" if (torch.cuda.is_available() and args.use_cuda) else "cpu"
import sys
print(sys.version)
print(f"Using {device}")
print("Loading Data...")
(src, trg), (train, valid, test), (train_loader, valid_loader, test_loader) = get_data(args)
src_vocab_len = len(src.vocab.stoi)
trg_vocab_len = len(trg.vocab.stoi)
# check vocab size
print(f"SRC vocab {src_vocab_len}, TRG vocab {trg_vocab_len}")
enc_max_seq_len = args.max_length
dec_max_seq_len = args.max_length
pad_idx = src.vocab.stoi.get("<pad>") if args.pad_idx is None else args.pad_idx
enc_sos_idx = src.vocab.stoi.get("<s>") if args.enc_sos_idx is None else args.enc_sos_idx
enc_eos_idx = src.vocab.stoi.get("</s>") if args.enc_eos_idx is None else args.enc_eos_idx
dec_sos_idx = trg.vocab.stoi.get("<s>") if args.dec_sos_idx is None else args.dec_sos_idx
dec_eos_idx = trg.vocab.stoi.get("</s>") if args.dec_eos_idx is None else args.dec_eos_idx
pos_pad_idx = 0 if args.pos_pad_idx is None else args.pos_pad_idx
print("Building Model...")
model = Transformer(src = src,
trg = trg,
enc_vocab_len=src_vocab_len,
enc_max_seq_len=enc_max_seq_len,
dec_vocab_len=trg_vocab_len,
dec_max_seq_len=dec_max_seq_len,
n_layer=args.n_layer,
n_head=args.n_head,
d_model=args.d_model,
d_k=args.d_k,
d_v=args.d_v,
d_f=args.d_f,
pad_idx=pad_idx,
pos_pad_idx=pos_pad_idx,
drop_rate=args.drop_rate,
use_conv=args.use_conv,
linear_weight_share=args.linear_weight_share,
embed_weight_share=args.embed_weight_share).to(device)
# 서버컴퓨터로 돌릴 때 멀티 GPU로 학습할 수 있도록 하기위한 시도 코드
# model = nn.DataParallel(model)
# model.cuda()
if args.load_path is not None:
print(f"Load Model {args.load_path}")
model.load_state_dict(torch.load(args.load_path))
# build loss function using LabelSmoothing
loss_function = LabelSmoothing(trg_vocab_size=trg_vocab_len,
pad_idx=args.pad_idx,
eps=args.smooth_eps)
optimizer = WarmUpOptim(warmup_steps=args.warmup_steps,
d_model=args.d_model,
optimizer=optim.Adam(model.parameters(),
betas=(args.beta1, args.beta2),
eps=10e-9))
trainer = Trainer(optimizer=optimizer,
train_loader=train_loader,
valid_loader=valid_loader,
test_loader=test_loader,
n_step=args.n_step,
device=device,
save_path=args.save_path,
enc_sos_idx=enc_sos_idx,
enc_eos_idx=enc_eos_idx,
dec_sos_idx=dec_sos_idx,
dec_eos_idx=dec_eos_idx,
metrics_method=args.metrics_method,
verbose=args.verbose)
print("Start Training...")
trainer.main(model=model, loss_function=loss_function)
def main():
global args
args = parse_args()
# global logger
logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)
formatter = logging.Formatter("[%(asctime)s] %(levelname)s:%(name)s:%(message)s")
# file logger
fh = logging.FileHandler(os.path.join(args.save, args.expname)+'.log', mode='w')
fh.setLevel(logging.INFO)
fh.setFormatter(formatter)
logger.addHandler(fh)
# console logger
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
ch.setFormatter(formatter)
logger.addHandler(ch)
if not torch.cuda.is_available() and args.cuda:
args.cuda = False
logger.info("CUDA is unavailable, convert to cpu mode")
if args.sparse and args.wd != 0:
logger.error('Sparsity and weight decay are incompatible, pick one!')
exit()
logger.debug(args)
torch.manual_seed(args.seed)
random.seed(args.seed)
if args.cuda:
torch.cuda.manual_seed(args.seed)
torch.backends.cudnn.benchmark = True
if not os.path.exists(args.save):
os.makedirs(args.save)
# set directory
train_dir = os.path.join(args.data, 'train/')
dev_dir = os.path.join(args.data, 'dev/')
test_dir = os.path.join(args.data, 'test/')
# load vocabulary
vocab_path = os.path.join(args.data, "vocab.npy")
vocab = Vocab(
filename=vocab_path,
labels=[constants.PAD_WORD, constants.UNK_WORD, constants.BOS_WORD, constants.EOS_WORD]
)
logger.debug('==> vocabulary size : %d ' % len(vocab))
# load train dataset
train_file = os.path.join(train_dir, "ERdata.pt")
if os.path.isfile(train_file):
train_dataset = torch.load(train_file)
else:
train_dataset = ERDataset(train_dir, vocab, 2)
torch.save(train_dataset, train_file)
logger.debug('==> train data size: %d' % len(train_dataset))
# load dev dataset
dev_file = os.path.join(dev_dir, "ERdata.pt")
if os.path.isfile(dev_file):
dev_dataset = torch.load(dev_file)
else:
dev_dataset = ERDataset(dev_dir, vocab, 2)
torch.save(dev_dataset, dev_file)
logger.debug('==> dev data size: %d' % len(dev_dataset))
# load test dataset
test_file = os.path.join(test_dir, "ERdata.pt")
if os.path.isfile(test_file):
test_dataset = torch.load(test_file)
else:
test_dataset = ERDataset(test_dir, vocab, 2)
torch.save(test_dataset, test_file)
logger.debug('==> test data size: %d' % len(test_dataset))
# trainer:
# tree model
model = TreeModel(
len(vocab),
args.input_dim,
args.mem_dim,
2, # 0-1 prediction
args.sparse,
args.freeze_embed
)
# criterion
criterion = nn.KLDivLoss()
if args.cuda:
model.cuda(), criterion.cuda()
# optimizer
if args.optim == 'adam':
optimizer = optim.Adam(
filter(lambda p: p.requires_grad, model.parameters()),
lr=args.lr, weight_decay=args.wd
)
elif args.optim == 'adagrad':
optimizer = optim.Adagrad(
filter(lambda p: p.requires_grad, model.parameters()),
lr=args.lr, weight_decay=args.wd
)
elif args.optim == 'sgd':
optimizer = optim.SGD(
filter(lambda p: p.requires_grad, model.parameters()),
lr=args.lr, weight_decay=args.wd
)
else:
raise Exception("Unknown optimizer")
# metrics
metrics = Metrics(2) # 0-1 prediction
# embeddings
sent_emb_path = os.path.join(args.data, "sent_emb.pt")
raw_sent_emb_path = os.path.join(args.glove, 'glove.840B.300d.txt')
sent_emb = load_word_vectors(sent_emb_path, vocab, raw_sent_emb_path)
logger.debug('==> sentence embedding size: %d * %d' % (sent_emb.size()[0], sent_emb.size()[1]))
if args.cuda:
sent_emb.cuda()
model.sent_emb.weight.data.copy_(sent_emb)
trainer = Trainer(args, model, criterion, optimizer)
# train and test
best = float("-inf")
for epoch in range(args.epochs):
train_loss = trainer.train(train_dataset)
train_loss, train_pred = trainer.test(train_dataset)
dev_loss, dev_pred = trainer.test(dev_dataset)
test_loss, test_pred = trainer.test(test_dataset)
train_pearson = metrics.pearson(train_pred, train_dataset.labels)
train_mse = metrics.mse(train_pred, train_dataset.labels)
logger.info('==> Epoch {}, Train \tLoss: {}\tPearson: {}\tMSE: {}'.format(epoch, train_loss, train_pearson, train_mse))
dev_pearson = metrics.pearson(dev_pred, dev_dataset.labels)
dev_mse = metrics.mse(dev_pred, dev_dataset.labels)
logger.info('==> Epoch {}, Dev \tLoss: {}\tPearson: {}\tMSE: {}'.format(epoch, dev_loss, dev_pearson, dev_mse))
test_pearson = metrics.pearson(test_pred, test_dataset.labels)
test_mse = metrics.mse(test_pred, test_dataset.labels)
logger.info('==> Epoch {}, Test \tLoss: {}\tPearson: {}\tMSE: {}'.format(epoch, test_loss, test_pearson, test_mse))
if best < dev_pearson:
best = dev_pearson
checkpoint = {
'model': trainer.model.state_dict(),
'optim': trainer.optimizer,
'pearson': dev_pearson, 'mse': dev_mse,
'args': args, 'epoch': epoch
}
logger.debug('==> New optimum found, checkpointing everything now...')
torch.save(checkpoint, '%s.pt' % os.path.join(args.save, args.expname))
dataset_name](batch_size=batch_size)
except KeyError:
raise NameError("%s doesn't exist." % dataset_name)
return train_loader, test_loader, shape, num_classes
if __name__ == '__main__':
args = parser.parse_args()
if args.json_file is None:
print('Starting manual run')
train_loader, test_loader, shape, num_classes = parse_dataset(
args.dataset_name, args.batch_size)
model = parse_model(args.model_name, shape, num_classes)
trainer = Trainer(model,
train_loader,
test_loader,
logs_dir=args.output,
device=args.device,
run_id=args.run_id)
trainer.train()
else:
print('Automatized experiment schedule enabled using', args.json_file)
config_dict = json.load(open(args.json_file, 'r'))
thresholds = [
.99
] if not 'threshs' in config_dict else config_dict['threshs']
downsampling = [
None
] if not 'downsampling' in config_dict else config_dict['downsampling']
dss = config_dict['dataset'] if isinstance(
config_dict['dataset'], list) else [config_dict['dataset']]
optimizer = config_dict['optimizer']
import datasets
from config import cfg
from importlib import import_module
#------------prepare enviroment------------
seed = cfg.SEED
if seed is not None:
np.random.seed(seed)
torch.manual_seed(seed)
torch.cuda.manual_seed(seed)
gpus = cfg.GPU_ID
if len(gpus)==1:
torch.cuda.set_device(gpus[0])
torch.backends.cudnn.benchmark = True
#------------prepare data loader------------
data_mode = cfg.DATASET
datasetting = import_module(f'datasets.setting.{data_mode}')
cfg_data = datasetting.cfg_data
#------------Prepare Trainer------------
from trainer import Trainer
#------------Start Training------------
pwd = os.path.split(os.path.realpath(__file__))[0]
cc_trainer = Trainer(cfg_data, pwd)
cc_trainer.forward()
num_workers=dann_config.NUM_WORKERS,
device=device)
train_gen_t, val_gen_t, test_gen_t = create_data_generators(dann_config.DATASET,
dann_config.TARGET_DOMAIN,
batch_size=dann_config.BATCH_SIZE,
infinite_train=True,
image_size=dann_config.IMAGE_SIZE,
num_workers=dann_config.NUM_WORKERS,
device=device)
model = DANNModel().to(device)
acc = AccuracyScoreFromLogits()
scheduler = LRSchedulerSGD(blocks_with_smaller_lr=dann_config.BLOCKS_WITH_SMALLER_LR)
tr = Trainer(model, loss_DANN)
tr.fit(train_gen_s, train_gen_t,
n_epochs=dann_config.N_EPOCHS,
validation_data=[val_gen_s, val_gen_t],
metrics=[acc],
steps_per_epoch=dann_config.STEPS_PER_EPOCH,
val_freq=dann_config.VAL_FREQ,
opt='sgd',
opt_kwargs={'lr': 0.01, 'momentum': 0.9},
lr_scheduler=scheduler,
callbacks=[print_callback(watch=["loss", "domain_loss", "val_loss",
"val_domain_loss", 'trg_metrics', 'src_metrics']),
ModelSaver('DANN', dann_config.SAVE_MODEL_FREQ),
WandbCallback(),
HistorySaver('log_with_sgd', dann_config.VAL_FREQ, path='_log/DANN_Resnet_sgd',
extra_losses={'domain_loss': ['domain_loss', 'val_domain_loss'],
# Build the model
model = lstm.LSTMClassifier(
None,
embedding_dim=EMBEDDING_DIM,
hidden_dim=HIDDEN_DIM,
output_dim=OUTPUT_DIM,
n_layers=N_LAYERS,
dropout=DROPOUT,
bidirectional=BIDIRECTIONAL,
pad_idx=train_dataset.input_pad_idx,
)
model.to(device)
optimizer = optim.Adam(model.parameters(),
weight_decay=WEIGHT_DECAY,
lr=LR)
loss_fn = torch.nn.CrossEntropyLoss(
ignore_index=train_dataset.output_pad_idx,
reduction="sum",
)
trainer = Trainer(model, optimizer, loss_fn, device, log_every_n=5)
labels = {0: "REFUTES", 1: "NOT ENOUGH INFO", 2: "SUPPORT"}
trainer.fit(
train_loader=train_loader,
valid_loader=test_loader,
labels=labels,
n_epochs=N_EPOCHS,
)
comp_precision=comp_precision,
update_precision=update_precision,
initial_range=initial_range,
max_overflow=max_overflow)
trainer = Trainer(rng=rng,
load_path=None,
save_path=None,
train_set=train_set,
valid_set=valid_set,
test_set=test_set,
model=model,
LR_start=LR_start,
LR_sat=n_epoch / 2,
LR_fin=LR_start / 10,
M_start=0.5,
M_sat=n_epoch / 4,
M_fin=0.7,
batch_size=batch_size,
gpu_batches=gpu_batches,
n_epoch=n_epoch,
shuffle_batches=False,
shuffle_examples=True,
format=format,
range_update_frequency=range_update_frequency,
range_init_epoch=range_init_epoch)
elif dataset == "MNIST":
rng = np.random.RandomState(1234)
LR_start = 0.02
gcn_adj = load_gcn_graph(args.data)
if args.cuda:
gcn_adj = gcn_adj.cuda()
biased_adj = utils.adj_bias_normalize(adj.to_dense())
model = SLGAT(num_feature=num_feature,
hidden_dim=args.hidden,
num_class=num_class,
class_hidden=args.class_hidden,
adj=biased_adj,
gcn_adj=gcn_adj.to_dense(),
input_dropout=args.input_dropout,
dropout=args.dropout,
weight_dropout=args.weight_dropout)
if args.cuda:
model.cuda()
trainer = Trainer(args, model)
elif args.model == 'SpSLGAT':
model = SpSLGAT(num_feature=num_feature,
hidden_dim=args.hidden,
num_class=num_class,
class_hidden=args.class_hidden,
adj=adj.to_dense(),
gcn_adj=adj,
input_dropout=args.input_dropout,
dropout=args.dropout,
weight_dropout=args.weight_dropout)
if args.cuda:
model.cuda()
trainer = Trainer(args, model)
else:
raise ValueError('invalid model name: {}'.format(args.model))
self.writer.add_scalars('Gen. Loss', {phase + ' Loss':
torch.mean(torch.stack(result_outputs.gen_loss))},
self.current_epoch)
self.writer.add_scalars('Disc. Loss', {phase + ' Loss':
torch.mean(torch.stack(result_outputs.disc_loss))},
self.current_epoch)
collated_imgs = torch.cat([*torch.cat(result_outputs.img[0], dim=3)], dim=1)
self.writer.add_image(phase + ' Images', collated_imgs, self.current_epoch)
def training_epoch_end(self, training_outputs):
self._shared_end(training_outputs, is_train=True)
def validation_epoch_end(self, validation_outputs):
self._shared_end(validation_outputs, is_train=False)
self.sel_ind = random.randint(0, len(self.validation_loader) - 1)
return torch.mean(torch.stack(validation_outputs.recon_error))
parser = Trainer.add_trainer_args(parser)
args = parser.parse_args()
group_dicts = get_group_dicts(args, parser)
train_dataset = CtDataset('train', **group_dicts['data arguments'])
valid_dataset = CtDataset('val', **group_dicts['data arguments'])
GAN_experiment = SimpleGAN(args, group_dicts)
GAN_experiment.fit(train_dataset, valid_dataset)
args = parser.parse_args()
torch.manual_seed(args.seed)
vae = VAE(args.z_dim)
optimizer = Adam(vae.parameters(), lr=args.lr)
device = torch.device('cuda') if torch.cuda.is_available() else torch.device('cpu')
vae.to(device)
# download mnist & setup loaders
if args.mode == "train":
train_set = MNISTDataset('./data', train=True, download=True, transform=transforms.ToTensor())
val_set = MNISTDataset('./data', train=False, transform=transforms.ToTensor())
train_loader = DataLoader(train_set, batch_size=128, shuffle=True)
val_loader = DataLoader(val_set, batch_size=128, shuffle=True)
trainer = Trainer(vae, args.epochs, train_loader, val_loader, device, loss_fn, optimizer, args.print_freq)
trainer.train_model()
torch.save(vae.state_dict(), args.weights)
val_loader = DataLoader(MNIST('./data', train=False, transform=transforms.ToTensor()),
batch_size=128, shuffle=True)
if args.mode != "train":
vae.load_state_dict(torch.load(args.weights))
vae.eval()
if args.visualise:
latent_mnist = []
target = []
for data, targets in val_loader:
