def epoch_end(self, run_context):
"""evaluate the model and ema-model at the end of each epoch"""
cb_params = run_context.original_args()
cur_epoch = cb_params.cur_epoch_num + self._start_epoch - 1
save_ckpt = (cur_epoch % self.save_epoch == 0)
load_nparray_into_net(self.ema_network, self.shadow)
model = Model(self.network,
loss_fn=self.loss_fn,
metrics=self.eval_metrics)
model_ema = Model(self.ema_network,
loss_fn=self.loss_fn,
metrics=self.eval_metrics)
acc = model.eval(self.eval_dataset,
dataset_sink_mode=self.dataset_sink_mode)
ema_acc = model_ema.eval(self.eval_dataset,
dataset_sink_mode=self.dataset_sink_mode)
print("Model Accuracy:", acc)
print("EMA-Model Accuracy:", ema_acc)
output = [{
"name": k,
"data": Tensor(v)
} for k, v in self.shadow.items()]
self.ema_accuracy[cur_epoch] = ema_acc["Top1-Acc"]
if self.best_ema_accuracy < ema_acc["Top1-Acc"]:
self.best_ema_accuracy = ema_acc["Top1-Acc"]
self.best_ema_epoch = cur_epoch
save_checkpoint(output, "ema_best.ckpt")
if self.best_accuracy < acc["Top1-Acc"]:
self.best_accuracy = acc["Top1-Acc"]
self.best_epoch = cur_epoch
print("Best Model Accuracy: %s, at epoch %s" %
(self.best_accuracy, self.best_epoch))
print("Best EMA-Model Accuracy: %s, at epoch %s" %
(self.best_ema_accuracy, self.best_ema_epoch))
if save_ckpt:
# Save the ema_model checkpoints
ckpt = "{}-{}.ckpt".format("ema", cur_epoch)
save_checkpoint(output, ckpt)
save_checkpoint(output, "ema_last.ckpt")
# Save the model checkpoints
save_checkpoint(cb_params.train_network, "last.ckpt")
print("Top 10 EMA-Model Accuracies: ")
count = 0
for epoch in sorted(self.ema_accuracy,
key=self.ema_accuracy.get,
reverse=True):
if count == 10:
break
print("epoch: %s, Top-1: %s)" % (epoch, self.ema_accuracy[epoch]))
count += 1
def dpn_evaluate(args):
# create evaluate dataset
eval_path = os.path.join(args.data_dir, 'val')
eval_dataset = classification_dataset(eval_path,
image_size=args.image_size,
num_parallel_workers=args.num_parallel_workers,
per_batch_size=args.batch_size,
max_epoch=1,
rank=args.rank,
shuffle=False,
group_size=args.group_size,
mode='eval')
# create network
net = dpns[args.backbone](num_classes=args.num_classes)
# load checkpoint
if os.path.isfile(args.pretrained):
load_param_into_net(net, load_checkpoint(args.pretrained))
# loss
if args.dataset == "imagenet-1K":
loss = SoftmaxCrossEntropyWithLogits(sparse=True, reduction='mean')
else:
if not args.label_smooth:
args.label_smooth_factor = 0.0
loss = CrossEntropy(smooth_factor=args.label_smooth_factor, num_classes=args.num_classes)
# create model
model = Model(net, amp_level="O2", keep_batchnorm_fp32=False, loss_fn=loss,
metrics={'top_1_accuracy', 'top_5_accuracy'})
# evaluate
output = model.eval(eval_dataset)
print(f'Evaluation result: {output}.')
def eval_net():
'''eval net'''
if config.dataset == 'MR':
instance = MovieReview(root_dir=config.data_path, maxlen=config.word_len, split=0.9)
elif config.dataset == 'SUBJ':
instance = Subjectivity(root_dir=config.data_path, maxlen=config.word_len, split=0.9)
elif config.dataset == 'SST2':
instance = SST2(root_dir=config.data_path, maxlen=config.word_len, split=0.9)
device_target = config.device_target
context.set_context(mode=context.GRAPH_MODE, device_target=config.device_target)
if device_target == "Ascend":
context.set_context(device_id=get_device_id())
dataset = instance.create_test_dataset(batch_size=config.batch_size)
loss = nn.SoftmaxCrossEntropyWithLogits(sparse=True)
net = TextCNN(vocab_len=instance.get_dict_len(), word_len=config.word_len,
num_classes=config.num_classes, vec_length=config.vec_length)
opt = nn.Adam(filter(lambda x: x.requires_grad, net.get_parameters()), learning_rate=0.001,
weight_decay=float(config.weight_decay))
param_dict = load_checkpoint(config.checkpoint_file_path)
print("load checkpoint from [{}].".format(config.checkpoint_file_path))
load_param_into_net(net, param_dict)
net.set_train(False)
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc': Accuracy()})
acc = model.eval(dataset)
print("accuracy: ", acc)
def test(cloud_args=None):
"""test"""
args = parse_args(cloud_args)
context.set_context(mode=context.GRAPH_MODE,
enable_auto_mixed_precision=True,
device_target=args.device_target,
save_graphs=False)
if os.getenv('DEVICE_ID', "not_set").isdigit():
context.set_context(device_id=int(os.getenv('DEVICE_ID')))
args.outputs_dir = os.path.join(
args.log_path,
datetime.datetime.now().strftime('%Y-%m-%d_time_%H_%M_%S'))
args.logger = LogUtil.get_instance()
args.logger.set_level(20)
net = vgg16(num_classes=args.num_classes, args=args)
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()),
0.01,
args.momentum,
weight_decay=args.weight_decay)
loss = nn.SoftmaxCrossEntropyWithLogits(sparse=True, reduction='mean')
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'})
param_dict = load_checkpoint(args.pre_trained)
load_param_into_net(net, param_dict)
net.set_train(False)
dataset_test = vgg_create_dataset100(args.data_path,
args.image_size,
args.per_batch_size,
training=False)
res = model.eval(dataset_test)
print("result: ", res)
def resnet50_train(args_opt):
device_id = 0
device_num = 1
epoch_size = args_opt.epoch_size
batch_size = 32
class_num = 10
loss_scale_num = 1024
local_data_path = '/home/share/dataset/cifar-10-batches-bin/' # your cifar10 path
# set graph mode and parallel mode
context.set_context(mode=context.GRAPH_MODE, device_target="Ascend", save_graphs=False)
context.set_context(device_id=device_id)
if device_num > 1:
context.set_auto_parallel_context(device_num=device_num,
parallel_mode=ParallelMode.DATA_PARALLEL,
gradients_mean=True)
init()
local_data_path = os.path.join(local_data_path, str(device_id))
# data download
print('Download data.')
mox.file.copy_parallel(src_url=args_opt.data_url, dst_url=local_data_path)
# create dataset
print('Create train and evaluate dataset.')
train_dataset = create_dataset(dataset_path=local_data_path, do_train=True,
repeat_num=1, batch_size=batch_size)
eval_dataset = create_dataset(dataset_path=local_data_path, do_train=False,
repeat_num=1, batch_size=batch_size)
train_step_size = train_dataset.get_dataset_size()
print('Create dataset success.')
# create model
net = resnet50(class_num = class_num)
# reduction='mean' means that apply reduction of mean to loss
loss = SoftmaxCrossEntropyWithLogits(sparse=True, reduction='mean')
lr = Tensor(get_lr(global_step=0, total_epochs=epoch_size, steps_per_epoch=train_step_size))
opt = Momentum(net.trainable_params(), lr, momentum=0.9, weight_decay=1e-4, loss_scale=loss_scale_num)
loss_scale = FixedLossScaleManager(loss_scale_num, False)
# amp_level="O2" means that the hybrid precision of O2 mode is used for training
# the whole network except that batchnoram will be cast into float16 format and dynamic loss scale will be used
# 'keep_batchnorm_fp32 = False' means that use the float16 format
model = Model(net, amp_level="O2", keep_batchnorm_fp32=False, loss_fn=loss, optimizer=opt, loss_scale_manager=loss_scale, metrics={'acc'})
# define performance callback to show ips and loss callback to show loss for every epoch
performance_cb = PerformanceCallback(batch_size)
loss_cb = LossMonitor()
cb = [performance_cb, loss_cb]
print(f'Start run training, total epoch: {epoch_size}.')
model.train(epoch_size, train_dataset, callbacks=cb)
if device_num == 1 or device_id == 0:
print(f'=================================Start run evaluation.=================================')
output = model.eval(eval_dataset)
print(f'Evaluation result: {output}.')
def MLM_eval():
'''
Evaluate function
'''
_, dataset, net_for_pretraining = bert_predict()
net = Model(net_for_pretraining, eval_network=net_for_pretraining, eval_indexes=[0, 1, 2],
metrics={'name': myMetric()})
res = net.eval(dataset, dataset_sink_mode=False)
for _, v in res.items():
print("Accuracy is: ", v)
def main():
"""Main entrance for training"""
args = parser.parse_args()
print(sys.argv)
#context.set_context(mode=context.GRAPH_MODE)
context.set_context(mode=context.PYNATIVE_MODE)
if args.GPU:
context.set_context(device_target='GPU')
# parse model argument
assert args.model.startswith(
"hournas"), "Only Tinynet models are supported."
#_, sub_name = args.model.split("_")
net = hournasnet(args.model,
num_classes=args.num_classes,
drop_rate=0.0,
drop_connect_rate=0.0,
global_pool="avg",
bn_tf=False,
bn_momentum=None,
bn_eps=None)
print(net)
print("Total number of parameters:", count_params(net))
cfg = edict({
'image_height': args.image_size,
'image_width': args.image_size,
})
cfg.batch_size = args.batch_size
print(cfg)
#input_size = net.default_cfg['input_size'][1]
val_data_url = args.data_path #os.path.join(args.data_path, 'val')
val_dataset = create_dataset_cifar10(val_data_url,
repeat_num=1,
training=False,
cifar_cfg=cfg)
loss = nn.SoftmaxCrossEntropyWithLogits(sparse=True, reduction='mean')
eval_metrics = {
'Validation-Loss': Loss(),
'Top1-Acc': Top1CategoricalAccuracy(),
'Top5-Acc': Top5CategoricalAccuracy()
}
ckpt = load_checkpoint(args.ckpt)
load_param_into_net(net, ckpt)
net.set_train(False)
model = Model(net, loss, metrics=eval_metrics)
metrics = model.eval(val_dataset, dataset_sink_mode=False)
print(metrics)
def resnet50_train(args_opt):
epoch_size = args_opt.epoch_size
batch_size = 32
class_num = 10
loss_scale_num = 1024
local_data_path = '/cache/data'
# set graph mode and parallel mode
context.set_context(mode=context.GRAPH_MODE, device_target="Ascend", save_graphs=False)
context.set_context(enable_task_sink=True, device_id=device_id)
context.set_context(enable_loop_sink=True)
context.set_context(enable_mem_reuse=True)
if device_num > 1:
context.set_auto_parallel_context(device_num=device_num,
parallel_mode=ParallelMode.DATA_PARALLEL,
mirror_mean=True)
local_data_path = os.path.join(local_data_path, str(device_id))
# data download
print('Download data.')
mox.file.copy_parallel(src_url=args_opt.data_url, dst_url=local_data_path)
# create dataset
print('Create train and evaluate dataset.')
train_dataset = create_dataset(dataset_path=local_data_path, do_train=True,
repeat_num=epoch_size, batch_size=batch_size)
eval_dataset = create_dataset(dataset_path=local_data_path, do_train=False,
repeat_num=1, batch_size=batch_size)
train_step_size = train_dataset.get_dataset_size()
print('Create dataset success.')
# create model
net = resnet50(class_num = class_num)
loss = SoftmaxCrossEntropyWithLogits(sparse=True)
lr = Tensor(get_lr(global_step=0, total_epochs=epoch_size, steps_per_epoch=train_step_size))
opt = Momentum(net.trainable_params(), lr, momentum=0.9, weight_decay=1e-4, loss_scale=loss_scale_num)
loss_scale = FixedLossScaleManager(loss_scale_num, False)
model = Model(net, loss_fn=loss, optimizer=opt, loss_scale_manager=loss_scale, metrics={'acc'})
# define performance callback to show ips and loss callback to show loss for every epoch
performance_cb = PerformanceCallback(batch_size)
loss_cb = LossMonitor()
cb = [performance_cb, loss_cb]
print(f'Start run training, total epoch: {epoch_size}.')
model.train(epoch_size, train_dataset, callbacks=cb)
if device_num == 1 or device_id == 0:
print(f'Start run evaluation.')
output = model.eval(eval_dataset)
print(f'Evaluation result: {output}.')
def main():
"""Main entrance for training"""
args = parser.parse_args()
print(sys.argv)
context.set_context(mode=context.GRAPH_MODE)
if args.GPU:
context.set_context(device_target='GPU')
# parse model argument
assert args.model.startswith(
"tinynet"), "Only Tinynet models are supported."
_, sub_name = args.model.split("_")
net = tinynet(sub_model=sub_name,
num_classes=args.num_classes,
drop_rate=0.0,
drop_connect_rate=0.0,
global_pool="avg",
bn_tf=False,
bn_momentum=None,
bn_eps=None)
print("Total number of parameters:", count_params(net))
input_size = net.default_cfg['input_size'][1]
val_data_url = os.path.join(args.data_path, 'val')
val_dataset = create_dataset_val(args.batch_size,
val_data_url,
workers=args.workers,
distributed=False,
input_size=input_size)
loss = LabelSmoothingCrossEntropy(smooth_factor=args.smoothing,
num_classes=args.num_classes)
loss.add_flags_recursive(fp32=True, fp16=False)
eval_metrics = {
'Validation-Loss': Loss(),
'Top1-Acc': Top1CategoricalAccuracy(),
'Top5-Acc': Top5CategoricalAccuracy()
}
ckpt = load_checkpoint(args.ckpt)
load_param_into_net(net, ckpt)
net.set_train(False)
model = Model(net, loss, metrics=eval_metrics)
metrics = model.eval(val_dataset, dataset_sink_mode=False)
print(metrics)
def train_process(epoch_size, num_classes, batch_size):
context.set_context(mode=context.GRAPH_MODE, device_target="Ascend")
net = resnet50(batch_size, num_classes)
loss = CrossEntropyLoss()
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()),
0.01, 0.9)
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'})
dataset = create_dataset(epoch_size, training=True, batch_size=batch_size)
loss_cb = LossGet()
model.train(epoch_size, dataset, callbacks=[loss_cb])
net.set_train(False)
eval_dataset = create_dataset(1, training=False)
res = model.eval(eval_dataset)
print("result: ", res)
return res
def resnet50_eval(args_opt):
class_num = cfg.class_num
local_data_path = '/cache/data'
ckpt_file_slice = args_opt.checkpoint_path.split('/')
ckpt_file = ckpt_file_slice[len(ckpt_file_slice) - 1]
local_ckpt_path = '/cache/' + ckpt_file
# set graph mode and parallel mode
context.set_context(mode=context.GRAPH_MODE,
device_target="Ascend",
save_graphs=False)
# data download
print('Download data.')
mox.file.copy_parallel(src_url=args_opt.data_url, dst_url=local_data_path)
mox.file.copy_parallel(src_url=args_opt.checkpoint_path,
dst_url=local_ckpt_path)
# create dataset
dataset = create_dataset(dataset_path=local_data_path,
do_train=False,
batch_size=cfg.batch_size)
# load checkpoint into net
net = resnet50(class_num=class_num)
param_dict = load_checkpoint(local_ckpt_path)
load_param_into_net(net, param_dict)
net.set_train(False)
# define loss and model
if not cfg.use_label_smooth:
cfg.label_smooth_factor = 0.0
loss = CrossEntropySmooth(sparse=True,
reduction='mean',
smooth_factor=cfg.label_smooth_factor,
num_classes=cfg.class_num)
model = Model(net,
loss_fn=loss,
metrics={'top_1_accuracy', 'top_5_accuracy'})
# eval model
res = model.eval(dataset)
print("result:", res, "ckpt=", args_opt.checkpoint_path)
def eval(batch_size, num_classes):
context.set_context(mode=context.GRAPH_MODE, device_target="Ascend")
context.set_context(device_id=0)
context.set_context(enable_loop_sink=True)
context.set_context(enable_mem_reuse=True)
net = resnet50(batch_size, num_classes)
loss = CrossEntropyLoss()
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()),
0.01, 0.9)
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'})
checkpoint_path = "./train_resnet_cifar10_device_id_0-1_1562.ckpt"
param_dict = load_checkpoint(checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
eval_dataset = create_dataset(1, training=False)
res = model.eval(eval_dataset)
print("result: ", res)
return res
def main():
"""Main entrance for training"""
args = parser.parse_args()
print(sys.argv)
#context.set_context(mode=context.GRAPH_MODE)
context.set_context(mode=context.PYNATIVE_MODE)
if args.GPU:
context.set_context(device_target='GPU', device_id=args.device_id)
# parse model argument
assert args.model.startswith(
"hournas"), "Only Tinynet models are supported."
net = nasbenchnet()
cfg = edict({
'image_height': args.image_size,
'image_width': args.image_size,
})
cfg.batch_size = args.batch_size
val_data_url = args.data_path
val_dataset = create_dataset_cifar10(val_data_url,
repeat_num=1,
training=False,
cifar_cfg=cfg)
loss = LabelSmoothingCrossEntropy(smooth_factor=args.smoothing,
num_classes=args.num_classes)
loss.add_flags_recursive(fp32=True, fp16=False)
eval_metrics = {
'Validation-Loss': Loss(),
'Top1-Acc': Top1CategoricalAccuracy(),
'Top5-Acc': Top5CategoricalAccuracy()
}
ckpt = load_checkpoint(args.ckpt)
load_param_into_net(net, ckpt)
net.set_train(False)
model = Model(net, loss, metrics=eval_metrics)
metrics = model.eval(val_dataset, dataset_sink_mode=False)
print(metrics)
def eval_():
# set args
dev = "GPU"
compute_type = str(args_opt.dtype).lower()
ckpt_dir = str(args_opt.ckpt_path)
total_batch = int(args_opt.batch_size)
# init context
if args_opt.mode == "GRAPH":
mode = context.GRAPH_MODE
else:
mode = context.PYNATIVE_MODE
context.set_context(mode=mode, device_target=dev, save_graphs=False)
# create dataset
dataset = create_dataset(dataset_path=args_opt.dataset_path,
do_train=False,
repeat_num=1,
batch_size=total_batch,
target=dev,
dtype=compute_type)
# define net
net = resnet(class_num=1001, dtype=compute_type)
# load checkpoint
param_dict = load_checkpoint(ckpt_dir)
load_param_into_net(net, param_dict)
net.set_train(False)
# define loss, model
loss = CrossEntropySmooth(sparse=True,
reduction='mean',
smooth_factor=0.1,
num_classes=1001)
# define model
model = Model(net,
loss_fn=loss,
metrics={'top_1_accuracy', 'top_5_accuracy'})
# eval model
print("========START EVAL RESNET50 ON GPU ========")
res = model.eval(dataset)
print("result:", res, "ckpt=", ckpt_dir)
context.set_context(mode=context.GRAPH_MODE,
device_target="Ascend",
save_graphs=False)
context.set_context(enable_task_sink=True, device_id=device_id)
context.set_context(enable_loop_sink=True)
context.set_context(enable_mem_reuse=True)
if __name__ == '__main__':
net = resnet50(class_num=config.class_num)
if not config.use_label_smooth:
config.label_smooth_factor = 0.0
loss = CrossEntropy(smooth_factor=config.label_smooth_factor,
num_classes=config.class_num)
if args_opt.do_eval:
dataset = create_dataset(dataset_path=args_opt.dataset_path,
do_train=False,
batch_size=config.batch_size)
step_size = dataset.get_dataset_size()
if args_opt.checkpoint_path:
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
model = Model(net, loss_fn=loss, metrics={'acc'})
res = model.eval(dataset)
print("result:", res, "ckpt=", args_opt.checkpoint_path)
else:
raise ValueError("Unsupported device_target.")
context.set_context(device_id=args_opt.device_id)
context.set_context(mode=context.GRAPH_MODE, device_target=args_opt.device_target, save_graphs=False)
# create dataset
dataset = create_dataset(args_opt.dataset_path, do_train=False, batch_size=config.batch_size, device_num=1, rank=0)
step_size = dataset.get_dataset_size()
# define net
net = xception(class_num=config.class_num)
# load checkpoint
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
# define loss, model
loss = CrossEntropySmooth(smooth_factor=config.label_smooth_factor, num_classes=config.class_num)
# define model
eval_metrics = {'Loss': nn.Loss(),
'Top_1_Acc': nn.Top1CategoricalAccuracy(),
'Top_5_Acc': nn.Top5CategoricalAccuracy()}
model = Model(net, loss_fn=loss, metrics=eval_metrics)
# eval model
res = model.eval(dataset, dataset_sink_mode=True)
print("result:", res, "ckpt=", args_opt.checkpoint_path)
dataset_lr, dataset_rl = create_dataset_eval(args_opt.dataset_path + "/" +
dataset_name + ".mindrecord0",
config=config,
dataset_name=dataset_name)
step_size = dataset_lr.get_dataset_size()
print("step_size ", step_size)
# define net
net = CNNDirectionModel([3, 64, 48, 48, 64], [64, 48, 48, 64, 64],
[256, 64], [64, 512])
# load checkpoint
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
# define loss, model
loss = SoftmaxCrossEntropyWithLogits(sparse=True, reduction="sum")
# define model
model = Model(net, loss_fn=loss, metrics={'top_1_accuracy'})
# eval model
res_lr = model.eval(dataset_lr, dataset_sink_mode=False)
res_rl = model.eval(dataset_rl, dataset_sink_mode=False)
print("result on upright images:", res_lr, "ckpt=",
args_opt.checkpoint_path)
print("result on 180 degrees rotated images:", res_rl, "ckpt=",
args_opt.checkpoint_path)
if not cfg.use_label_smooth:
cfg.label_smooth_factor = 0.0
loss = CrossEntropySmooth(sparse=True,
reduction="mean",
smooth_factor=cfg.label_smooth_factor,
num_classes=cfg.num_classes)
net = TinyDarkNet(num_classes=cfg.num_classes)
model = Model(net,
loss_fn=loss,
metrics={'top_1_accuracy', 'top_5_accuracy'})
else:
raise ValueError("dataset is not support.")
device_target = cfg.device_target
context.set_context(mode=context.GRAPH_MODE,
device_target=cfg.device_target)
if args_opt.checkpoint_path is not None:
param_dict = load_checkpoint(args_opt.checkpoint_path)
print("load checkpoint from [{}].".format(args_opt.checkpoint_path))
else:
param_dict = load_checkpoint(cfg.checkpoint_path)
print("load checkpoint from [{}].".format(cfg.checkpoint_path))
load_param_into_net(net, param_dict)
net.set_train(False)
acc = model.eval(dataset)
print("accuracy: ", acc)
def train_process(q, device_id, epoch_size, device_num, enable_hccl):
os.system("mkdir " + str(device_id))
os.chdir(str(device_id))
context.set_context(mode=context.GRAPH_MODE,
device_target="Ascend",
save_graphs=False)
context.set_context(device_id=device_id)
os.environ['MINDSPORE_HCCL_CONFIG_PATH'] = MINDSPORE_HCCL_CONFIG_PATH
os.environ['RANK_ID'] = str(device_id)
os.environ['RANK_SIZE'] = str(device_num)
if enable_hccl:
context.set_auto_parallel_context(
device_num=device_num,
parallel_mode=ParallelMode.DATA_PARALLEL,
mirror_mean=True,
parameter_broadcast=True)
auto_parallel_context().set_all_reduce_fusion_split_indices([107, 160])
init()
# network
net = resnet50(class_num=config.class_num)
# evaluation network
dist_eval_network = ClassifyCorrectCell(net)
if not config.use_label_smooth:
config.label_smooth_factor = 0.0
# loss
loss = nn.SoftmaxCrossEntropyWithLogits(
sparse=True,
reduction="mean",
smooth_factor=config.label_smooth_factor,
num_classes=config.class_num)
# train dataset
dataset = create_dataset(dataset_path=dataset_path,
do_train=True,
repeat_num=epoch_size,
batch_size=config.batch_size)
step_size = dataset.get_dataset_size()
eval_interval = config.eval_interval
dataset.__loop_size__ = step_size * eval_interval
# evalutation dataset
eval_dataset = create_dataset(dataset_path=eval_path,
do_train=False,
repeat_num=epoch_size,
batch_size=config.eval_batch_size)
# loss scale
loss_scale = FixedLossScaleManager(config.loss_scale,
drop_overflow_update=False)
# learning rate
lr = Tensor(
get_learning_rate(lr_init=config.lr_init,
lr_end=0.0,
lr_max=config.lr_max,
warmup_epochs=config.warmup_epochs,
total_epochs=config.epoch_size,
steps_per_epoch=step_size,
lr_decay_mode=config.lr_decay_mode))
# optimizer
decayed_params = list(
filter(
lambda x: 'beta' not in x.name and 'gamma' not in x.name and 'bias'
not in x.name, net.trainable_params()))
no_decayed_params = [
param for param in net.trainable_params()
if param not in decayed_params
]
group_params = [{
'params': decayed_params,
'weight_decay': config.weight_decay
}, {
'params': no_decayed_params,
'weight_decay': 0.0
}, {
'order_params': net.trainable_params()
}]
if config.use_lars:
momentum = nn.Momentum(group_params,
lr,
config.momentum,
loss_scale=config.loss_scale,
use_nesterov=config.use_nesterov)
opt = nn.LARS(momentum,
epsilon=config.lars_epsilon,
coefficient=config.lars_coefficient,
lars_filter=lambda x: 'beta' not in x.name and 'gamma'
not in x.name and 'bias' not in x.name)
else:
opt = nn.Momentum(group_params,
lr,
config.momentum,
loss_scale=config.loss_scale,
use_nesterov=config.use_nesterov)
# model
model = Model(net,
loss_fn=loss,
optimizer=opt,
loss_scale_manager=loss_scale,
amp_level="O2",
keep_batchnorm_fp32=False,
metrics={
'acc':
DistAccuracy(batch_size=config.eval_batch_size,
device_num=device_num)
},
eval_network=dist_eval_network)
# model init
print("init_start", device_id)
model.init(dataset, eval_dataset)
print("init_stop", device_id)
# callbacks
loss_cb = LossGet(1, step_size)
# train and eval
print("run_start", device_id)
acc = 0.0
time_cost = 0.0
for epoch_idx in range(0, int(epoch_size / eval_interval)):
model.train(1, dataset, callbacks=loss_cb)
eval_start = time.time()
output = model.eval(eval_dataset)
eval_cost = (time.time() - eval_start) * 1000
acc = float(output["acc"])
time_cost = loss_cb.get_per_step_time()
loss = loss_cb.get_loss()
print(
"the {} epoch's resnet result:\n "
"device{}, training loss {}, acc {}, "
"training per step cost {:.2f} ms, eval cost {:.2f} ms, total_cost {:.2f} ms"
.format(epoch_idx, device_id, loss, acc, time_cost, eval_cost,
time_cost * step_size + eval_cost))
q.put({'acc': acc, 'cost': time_cost})
dataset = create_dataset(args_opt.dataset_path,
do_train=False,
batch_size=config.batch_size,
device_num=1,
rank=0)
step_size = dataset.get_dataset_size()
# define net
net = xception(class_num=config.class_num)
# load checkpoint
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
# define loss, model
loss = CrossEntropySmooth(smooth_factor=config.label_smooth_factor,
num_classes=config.class_num)
# define model
eval_metrics = {
'Loss': nn.Loss(),
'Top_1_Acc': nn.Top1CategoricalAccuracy(),
'Top_5_Acc': nn.Top5CategoricalAccuracy()
}
model = Model(net, loss_fn=loss, metrics=eval_metrics)
# eval model
res = model.eval(dataset, dataset_sink_mode=False)
print("result:", res, "ckpt=", args_opt.checkpoint_path)
if args_opt.platform == 'Ascend':
device_id = int(os.getenv('DEVICE_ID'))
context.set_context(device_id=device_id)
if __name__ == '__main__':
config.batch_size = 1
max_text_length = config.max_text_length
input_size = config.input_size
# create dataset
dataset = create_dataset(name=args_opt.dataset,
dataset_path=args_opt.dataset_path,
batch_size=config.batch_size,
is_training=False,
config=config)
step_size = dataset.get_dataset_size()
loss = CTCLoss(max_sequence_length=config.num_step,
max_label_length=max_text_length,
batch_size=config.batch_size)
net = CRNN(config)
# load checkpoint
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
# define model
model = Model(net,
loss_fn=loss,
metrics={'CRNNAccuracy': CRNNAccuracy(config)})
# start evaluation
res = model.eval(dataset, dataset_sink_mode=args_opt.platform == 'Ascend')
print("result:", res, flush=True)
def test(cloud_args=None):
"""test"""
args = parse_args(cloud_args)
context.set_context(mode=context.GRAPH_MODE,
enable_auto_mixed_precision=True,
device_target=args.device_target,
save_graphs=False)
if os.getenv('DEVICE_ID', "not_set").isdigit():
context.set_context(device_id=int(os.getenv('DEVICE_ID')))
args.outputs_dir = os.path.join(
args.log_path,
datetime.datetime.now().strftime('%Y-%m-%d_time_%H_%M_%S'))
args.logger = get_logger(args.outputs_dir, args.rank)
args.logger.save_args(args)
if args.dataset == "cifar10":
net = vgg16(num_classes=args.num_classes)
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()),
0.01,
cfg.momentum,
weight_decay=args.weight_decay)
loss = nn.SoftmaxCrossEntropyWithLogits(sparse=True,
reduction='mean',
is_grad=False)
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'})
param_dict = load_checkpoint(args.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
dataset = vgg_create_dataset(args.data_path, 1, False)
res = model.eval(dataset)
print("result: ", res)
else:
# network
args.logger.important_info('start create network')
if os.path.isdir(args.pretrained):
models = list(glob.glob(os.path.join(args.pretrained, '*.ckpt')))
print(models)
if args.graph_ckpt:
f = lambda x: -1 * int(
os.path.splitext(os.path.split(x)[-1])[0].split('-')[-1].
split('_')[0])
else:
f = lambda x: -1 * int(
os.path.splitext(os.path.split(x)[-1])[0].split('_')[-1])
args.models = sorted(models, key=f)
else:
args.models = [
args.pretrained,
]
for model in args.models:
if args.dataset == "cifar10":
dataset = vgg_create_dataset(args.data_path,
args.image_size,
args.per_batch_size,
training=False)
else:
dataset = classification_dataset(args.data_path,
args.image_size,
args.per_batch_size)
eval_dataloader = dataset.create_tuple_iterator()
network = vgg16(args.num_classes, args, phase="test")
# pre_trained
load_param_into_net(network, load_checkpoint(model))
network.add_flags_recursive(fp16=True)
img_tot = 0
top1_correct = 0
top5_correct = 0
network.set_train(False)
t_end = time.time()
it = 0
for data, gt_classes in eval_dataloader:
output = network(Tensor(data, mstype.float32))
output = output.asnumpy()
top1_output = np.argmax(output, (-1))
top5_output = np.argsort(output)[:, -5:]
t1_correct = np.equal(top1_output, gt_classes).sum()
top1_correct += t1_correct
top5_correct += get_top5_acc(top5_output, gt_classes)
img_tot += args.per_batch_size
if args.rank == 0 and it == 0:
t_end = time.time()
it = 1
if args.rank == 0:
time_used = time.time() - t_end
fps = (img_tot -
args.per_batch_size) * args.group_size / time_used
args.logger.info(
'Inference Performance: {:.2f} img/sec'.format(fps))
results = [[top1_correct], [top5_correct], [img_tot]]
args.logger.info('before results={}'.format(results))
results = np.array(results)
args.logger.info('after results={}'.format(results))
top1_correct = results[0, 0]
top5_correct = results[1, 0]
img_tot = results[2, 0]
acc1 = 100.0 * top1_correct / img_tot
acc5 = 100.0 * top5_correct / img_tot
args.logger.info('after allreduce eval: top1_correct={}, tot={},'
'acc={:.2f}%(TOP1)'.format(
top1_correct, img_tot, acc1))
args.logger.info('after allreduce eval: top5_correct={}, tot={},'
'acc={:.2f}%(TOP5)'.format(
top5_correct, img_tot, acc5))
parser.add_argument('--dataset_path',
type=str,
default='',
help='Dataset path')
parser.add_argument('--platform',
type=str,
default='GPU',
choices=('Ascend', 'GPU'),
help='run platform')
args_opt = parser.parse_args()
if args_opt.platform != 'GPU':
raise ValueError("Only supported GPU training.")
context.set_context(mode=context.GRAPH_MODE,
device_target=args_opt.platform)
net = NASNetAMobile(num_classes=cfg.num_classes, is_training=False)
ckpt = load_checkpoint(args_opt.checkpoint)
load_param_into_net(net, ckpt)
net.set_train(False)
dataset = create_dataset(args_opt.dataset_path, cfg, False)
loss = CrossEntropy_Val(smooth_factor=0.1, num_classes=cfg.num_classes)
eval_metrics = {
'Loss': nn.Loss(),
'Top1-Acc': nn.Top1CategoricalAccuracy(),
'Top5-Acc': nn.Top5CategoricalAccuracy()
}
model = Model(net, loss, optimizer=None, metrics=eval_metrics)
metrics = model.eval(dataset)
print("metric: ", metrics)
default='GPU',
choices=('Ascend', 'GPU', 'CPU'),
help='run platform')
args_opt = parser.parse_args()
if args_opt.platform == 'Ascend':
device_id = int(os.getenv('DEVICE_ID'))
context.set_context(device_id=device_id)
cfg = CFG_DICT[args_opt.platform]
create_dataset = DS_DICT[cfg.ds_type]
context.set_context(mode=context.GRAPH_MODE,
device_target=args_opt.platform)
net = InceptionV3(num_classes=cfg.num_classes, is_training=False)
ckpt = load_checkpoint(args_opt.checkpoint)
load_param_into_net(net, ckpt)
net.set_train(False)
cfg.rank = 0
cfg.group_size = 1
dataset = create_dataset(args_opt.dataset_path, False, cfg)
loss = CrossEntropy_Val(smooth_factor=0.1, num_classes=cfg.num_classes)
eval_metrics = {
'Loss': nn.Loss(),
'Top1-Acc': nn.Top1CategoricalAccuracy(),
'Top5-Acc': nn.Top5CategoricalAccuracy()
}
model = Model(net, loss, optimizer=None, metrics=eval_metrics)
metrics = model.eval(dataset, dataset_sink_mode=cfg.ds_sink_mode)
print("metric: ", metrics)
parser.add_argument('--device_target',
type=str,
default='GPU',
choices=("GPU"),
help="Device target, support GPU.")
args, _ = parser.parse_known_args()
if args.device_target == "GPU":
context.set_context(mode=context.GRAPH_MODE,
device_target=args.device_target,
save_graphs=False)
else:
raise ValueError("Unsupported device target.")
eval_ds = create_eval_dataset(args.dataset_path)
net = SRCNN()
lr = Tensor(config.lr, ms.float32)
opt = nn.Adam(params=net.trainable_params(), learning_rate=lr, eps=1e-07)
loss = nn.MSELoss(reduction='mean')
param_dict = load_checkpoint(args.checkpoint_path)
load_param_into_net(net, param_dict)
net.set_train(False)
model = Model(net,
loss_fn=loss,
optimizer=opt,
metrics={'PSNR': SRCNNpsnr()})
res = model.eval(eval_ds, dataset_sink_mode=False)
print("result ", res)
if __name__ == '__main__':
data_config = DataConfig()
model_config = ModelConfig()
train_config = TrainConfig()
ds_eval = create_dataset(args_opt.dataset_path,
train_mode=False,
epochs=1,
batch_size=train_config.batch_size,
data_type=DataType(data_config.data_format))
model_builder = ModelBuilder(ModelConfig, TrainConfig)
train_net, eval_net = model_builder.get_train_eval_net()
train_net.set_train()
eval_net.set_train(False)
auc_metric = AUCMetric()
model = Model(train_net,
eval_network=eval_net,
metrics={"auc": auc_metric})
param_dict = load_checkpoint(args_opt.checkpoint_path)
load_param_into_net(eval_net, param_dict)
start = time.time()
res = model.eval(ds_eval)
eval_time = time.time() - start
time_str = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
out_str = f'{time_str} AUC: {list(res.values())[0]}, eval time: {eval_time}s.'
print(out_str)
add_write('./auc.log', str(out_str))
context.set_auto_parallel_context(all_reduce_fusion_split_indices=[140])
init()
else:
context.set_context(enable_hccl=False)
context.set_context(mode=context.GRAPH_MODE)
epoch_size = args_opt.epoch_size
net = resnet50(args_opt.batch_size, args_opt.num_classes)
loss = CrossEntropyLoss()
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()), 0.01, 0.9)
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'})
if args_opt.do_train:
dataset = create_dataset(epoch_size)
batch_num = dataset.get_dataset_size()
config_ck = CheckpointConfig(save_checkpoint_steps=batch_num * 5, keep_checkpoint_max=10)
ckpoint_cb = ModelCheckpoint(prefix="train_resnet_cifar10", directory="./", config=config_ck)
loss_cb = LossMonitor()
model.train(epoch_size, dataset, callbacks=[ckpoint_cb, loss_cb])
if args_opt.do_eval:
# if args_opt.checkpoint_path:
# param_dict = load_checkpoint(args_opt.checkpoint_path)
# load_param_into_net(net, param_dict)
eval_dataset = create_dataset(1, training=False)
res = model.eval(eval_dataset)
print("result: ", res)
checker = os.path.exists("./memreuse.ir")
assert (checker, True)
# define loss, model
loss = SoftmaxCrossEntropyWithLogits(sparse=True, reduction='mean')
opt = Momentum(filter(lambda x: x.requires_grad, net.get_parameters()), lr, momentum)
eval_net = nn.WithEvalCell(net, loss, AMP_LEVEL in ["O2", "O3"])
model = Model(net, loss_fn=loss, optimizer=opt, metrics={'acc'},amp_level=AMP_LEVEL, eval_network=eval_net,
eval_indexes=[0, 1, 2], keep_batchnorm_fp32=False)
# define callbacks
time_cb = TimeMonitor(data_size=step_size)
loss_cb = LossMonitor()
cb = [time_cb, loss_cb]
save_checkpoint = 5
if save_checkpoint:
save_checkpoint_epochs = 5
keep_checkpoint_max = 10
config_ck = CheckpointConfig(save_checkpoint_steps=save_checkpoint_epochs * step_size,
keep_checkpoint_max=keep_checkpoint_max)
ckpt_cb = ModelCheckpoint(prefix="resnet", directory=ckpt_save_dir, config=config_ck)
cb += [ckpt_cb]
# train model
model.train(epoch_size, dataset, callbacks=cb, dataset_sink_mode=True)
# Eval model
eval_dataset_path = "./datasets/cifar10/test"
eval_data = create_dataset(eval_dataset_path,do_train=False)
acc = model.eval(eval_data,dataset_sink_mode=True)
print("Accuracy:",acc)