def main():
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
logger = get_logger()
# build post process
post_process_class = build_post_process(config['PostProcess'],
config['Global'])
# build model
# for rec algorithm
if hasattr(post_process_class, 'character'):
char_num = len(getattr(post_process_class, 'character'))
config['Architecture']["Head"]['out_channels'] = char_num
model = build_model(config['Architecture'])
init_model(config, model, logger)
model.eval()
save_path = '{}/inference'.format(config['Global']['save_inference_dir'])
infer_shape = [3, int(FLAGS.height), int(FLAGS.width)]
if config['Architecture']['model_type'] == "rec":
infer_shape = [3, 32, -1]
model = to_static(
model,
input_spec=[
paddle.static.InputSpec(
shape=[None] + infer_shape, dtype='float32')
])
paddle.jit.save(model, save_path)
logger.info('inference model is saved to {}'.format(save_path))
def __init__(self,
max_text_length,
character_dict_path=None,
use_space_char=False):
self.max_text_len = max_text_length
self.beg_str = "sos"
self.end_str = "eos"
self.lower = False
if character_dict_path is None:
logger = get_logger()
logger.warning(
"The character_dict_path is None, model can only recognize number and lower letters"
)
self.character_str = "0123456789abcdefghijklmnopqrstuvwxyz"
dict_character = list(self.character_str)
self.lower = True
else:
self.character_str = ""
with open(character_dict_path, "rb") as fin:
lines = fin.readlines()
for line in lines:
line = line.decode('utf-8').strip("\n").strip("\r\n")
self.character_str += line
if use_space_char:
self.character_str += " "
dict_character = list(self.character_str)
dict_character = self.add_special_char(dict_character)
self.dict = {}
for i, char in enumerate(dict_character):
self.dict[char] = i
self.character = dict_character
def eval(args):
logger = get_logger()
label2id_map, id2label_map = get_bio_label_maps(args.label_map_path)
pad_token_label_id = paddle.nn.CrossEntropyLoss().ignore_index
tokenizer = LayoutXLMTokenizer.from_pretrained(args.model_name_or_path)
model = LayoutXLMForRelationExtraction.from_pretrained(
args.model_name_or_path)
eval_dataset = XFUNDataset(tokenizer,
data_dir=args.eval_data_dir,
label_path=args.eval_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
max_seq_len=args.max_seq_length,
pad_token_label_id=pad_token_label_id,
contains_re=True,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
eval_dataloader = paddle.io.DataLoader(
eval_dataset,
batch_size=args.per_gpu_eval_batch_size,
num_workers=args.num_workers,
shuffle=False,
collate_fn=DataCollator())
results = evaluate(model, eval_dataloader, logger)
logger.info("eval results: {}".format(results))
def main():
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
logger = get_logger()
# build post process
post_process_class = build_post_process(config['PostProcess'],
config['Global'])
# build model
# for rec algorithm
if hasattr(post_process_class, 'character'):
char_num = len(getattr(post_process_class, 'character'))
config['Architecture']["Head"]['out_channels'] = char_num
model = build_model(config['Architecture'])
init_model(config, model, logger)
model.eval()
save_path = '{}/inference'.format(config['Global']['save_inference_dir'])
if config['Architecture']['algorithm'] == "SRN":
max_text_length = config['Architecture']['Head']['max_text_length']
other_shape = [
paddle.static.InputSpec(shape=[None, 1, 64, 256], dtype='float32'),
[
paddle.static.InputSpec(shape=[None, 256, 1], dtype="int64"),
paddle.static.InputSpec(shape=[None, max_text_length, 1],
dtype="int64"),
paddle.static.InputSpec(
shape=[None, 8, max_text_length, max_text_length],
dtype="int64"),
paddle.static.InputSpec(
shape=[None, 8, max_text_length, max_text_length],
dtype="int64")
]
]
model = to_static(model, input_spec=other_shape)
else:
infer_shape = [3, -1, -1]
if config['Architecture']['model_type'] == "rec":
infer_shape = [3, 32, -1] # for rec model, H must be 32
if 'Transform' in config['Architecture'] and config[
'Architecture']['Transform'] is not None and config[
'Architecture']['Transform']['name'] == 'TPS':
logger.info(
'When there is tps in the network, variable length input is not supported, and the input size needs to be the same as during training'
)
infer_shape[-1] = 100
model = to_static(model,
input_spec=[
paddle.static.InputSpec(shape=[None] +
infer_shape,
dtype='float32')
])
paddle.jit.save(model, save_path)
logger.info('inference model is saved to {}'.format(save_path))
def preprocess(is_train=False):
FLAGS = ArgsParser().parse_args()
profiler_options = FLAGS.profiler_options
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
profile_dic = {"profiler_options": FLAGS.profiler_options}
merge_config(profile_dic)
if is_train:
# save_config
save_model_dir = config['Global']['save_model_dir']
os.makedirs(save_model_dir, exist_ok=True)
with open(os.path.join(save_model_dir, 'config.yml'), 'w') as f:
yaml.dump(dict(config),
f,
default_flow_style=False,
sort_keys=False)
log_file = '{}/train.log'.format(save_model_dir)
else:
log_file = None
logger = get_logger(name='root', log_file=log_file)
# check if set use_gpu=True in paddlepaddle cpu version
use_gpu = config['Global']['use_gpu']
check_gpu(use_gpu)
alg = config['Architecture']['algorithm']
assert alg in [
'EAST', 'DB', 'SAST', 'Rosetta', 'CRNN', 'STARNet', 'RARE', 'SRN',
'CLS', 'PGNet', 'Distillation', 'NRTR', 'TableAttn', 'SAR', 'PSE',
'SEED', 'SDMGR'
]
windows_not_support_list = ['PSE']
if platform.system() == "Windows" and alg in windows_not_support_list:
logger.warning('{} is not support in Windows now'.format(
windows_not_support_list))
sys.exit()
device = 'gpu:{}'.format(dist.ParallelEnv().dev_id) if use_gpu else 'cpu'
device = paddle.set_device(device)
config['Global']['distributed'] = dist.get_world_size() != 1
if config['Global']['use_visualdl']:
from visualdl import LogWriter
save_model_dir = config['Global']['save_model_dir']
vdl_writer_path = '{}/vdl/'.format(save_model_dir)
os.makedirs(vdl_writer_path, exist_ok=True)
vdl_writer = LogWriter(logdir=vdl_writer_path)
else:
vdl_writer = None
print_dict(config, logger)
logger.info('train with paddle {} and device {}'.format(
paddle.__version__, device))
return config, device, logger, vdl_writer
def load_model(config, model, optimizer=None):
"""
load model from checkpoint or pretrained_model
"""
logger = get_logger()
global_config = config['Global']
checkpoints = global_config.get('checkpoints')
pretrained_model = global_config.get('pretrained_model')
best_model_dict = {}
if checkpoints:
if checkpoints.endswith('.pdparams'):
checkpoints = checkpoints.replace('.pdparams', '')
assert os.path.exists(checkpoints + ".pdparams"), \
"The {}.pdparams does not exists!".format(checkpoints)
# load params from trained model
params = paddle.load(checkpoints + '.pdparams')
state_dict = model.state_dict()
new_state_dict = {}
for key, value in state_dict.items():
if key not in params:
logger.warning("{} not in loaded params {} !".format(
key, params.keys()))
continue
pre_value = params[key]
if list(value.shape) == list(pre_value.shape):
new_state_dict[key] = pre_value
else:
logger.warning(
"The shape of model params {} {} not matched with loaded params shape {} !"
.format(key, value.shape, pre_value.shape))
model.set_state_dict(new_state_dict)
if optimizer is not None:
if os.path.exists(checkpoints + '.pdopt'):
optim_dict = paddle.load(checkpoints + '.pdopt')
optimizer.set_state_dict(optim_dict)
else:
logger.warning(
"{}.pdopt is not exists, params of optimizer is not loaded"
.format(checkpoints))
if os.path.exists(checkpoints + '.states'):
with open(checkpoints + '.states', 'rb') as f:
states_dict = pickle.load(f) if six.PY2 else pickle.load(
f, encoding='latin1')
best_model_dict = states_dict.get('best_model_dict', {})
if 'epoch' in states_dict:
best_model_dict['start_epoch'] = states_dict['epoch'] + 1
logger.info("resume from {}".format(checkpoints))
elif pretrained_model:
load_pretrained_params(model, pretrained_model)
else:
logger.info('train from scratch')
return best_model_dict
def download_with_progressbar(url, save_path):
logger = get_logger()
response = requests.get(url, stream=True)
total_size_in_bytes = int(response.headers.get('content-length', 0))
block_size = 1024 # 1 Kibibyte
progress_bar = tqdm(total=total_size_in_bytes, unit='iB', unit_scale=True)
with open(save_path, 'wb') as file:
for data in response.iter_content(block_size):
progress_bar.update(len(data))
file.write(data)
progress_bar.close()
if total_size_in_bytes == 0 or progress_bar.n != total_size_in_bytes:
logger.error("Something went wrong while downloading models")
sys.exit(0)
def main():
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
logger = get_logger()
# build post process
post_process_class = build_post_process(config["PostProcess"],
config["Global"])
# build model
# for rec algorithm
if hasattr(post_process_class, "character"):
char_num = len(getattr(post_process_class, "character"))
if config["Architecture"]["algorithm"] in [
"Distillation",
]: # distillation model
for key in config["Architecture"]["Models"]:
config["Architecture"]["Models"][key]["Head"][
"out_channels"] = char_num
# just one final tensor needs to to exported for inference
config["Architecture"]["Models"][key][
"return_all_feats"] = False
else: # base rec model
config["Architecture"]["Head"]["out_channels"] = char_num
model = build_model(config["Architecture"])
_ = load_dygraph_params(config, model, logger, None)
model.eval()
save_path = config["Global"]["save_inference_dir"]
arch_config = config["Architecture"]
if arch_config["algorithm"] in [
"Distillation",
]: # distillation model
archs = list(arch_config["Models"].values())
for idx, name in enumerate(model.model_name_list):
sub_model_save_path = os.path.join(save_path, name, "inference")
export_single_model(model.model_list[idx], archs[idx],
sub_model_save_path, logger)
else:
save_path = os.path.join(save_path, "inference")
export_single_model(model, arch_config, save_path, logger)
def preprocess(is_train=False):
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
# check if set use_gpu=True in paddlepaddle cpu version
use_gpu = config['Global']['use_gpu']
check_gpu(use_gpu)
alg = config['Architecture']['algorithm']
assert alg in [
'EAST', 'DB', 'SAST', 'Rosetta', 'CRNN', 'STARNet', 'RARE', 'SRN',
'CLS'
]
device = 'gpu:{}'.format(dist.ParallelEnv().dev_id) if use_gpu else 'cpu'
device = paddle.set_device(device)
config['Global']['distributed'] = dist.get_world_size() != 1
if is_train:
# save_config
save_model_dir = config['Global']['save_model_dir']
os.makedirs(save_model_dir, exist_ok=True)
with open(os.path.join(save_model_dir, 'config.yml'), 'w') as f:
yaml.dump(dict(config),
f,
default_flow_style=False,
sort_keys=False)
log_file = '{}/train.log'.format(save_model_dir)
else:
log_file = None
logger = get_logger(name='root', log_file=log_file)
if config['Global']['use_visualdl']:
from visualdl import LogWriter
save_model_dir = config['Global']['save_model_dir']
vdl_writer_path = '{}/vdl/'.format(save_model_dir)
os.makedirs(vdl_writer_path, exist_ok=True)
vdl_writer = LogWriter(logdir=vdl_writer_path)
else:
vdl_writer = None
print_dict(config, logger)
logger.info('train with paddle {} and device {}'.format(
paddle.__version__, device))
return config, device, logger, vdl_writer
def init_model(config, model, optimizer=None, lr_scheduler=None):
"""
load model from checkpoint or pretrained_model
"""
logger = get_logger()
global_config = config['Global']
checkpoints = global_config.get('checkpoints')
pretrained_model = global_config.get('pretrained_model')
best_model_dict = {}
if checkpoints:
assert os.path.exists(checkpoints + ".pdparams"), \
"Given dir {}.pdparams not exist.".format(checkpoints)
assert os.path.exists(checkpoints + ".pdopt"), \
"Given dir {}.pdopt not exist.".format(checkpoints)
para_dict = paddle.load(checkpoints + '.pdparams')
opti_dict = paddle.load(checkpoints + '.pdopt')
model.set_state_dict(para_dict)
if optimizer is not None:
optimizer.set_state_dict(opti_dict)
if os.path.exists(checkpoints + '.states'):
with open(checkpoints + '.states', 'rb') as f:
states_dict = pickle.load(f) if six.PY2 else pickle.load(
f, encoding='latin1')
best_model_dict = states_dict.get('best_model_dict', {})
if 'epoch' in states_dict:
best_model_dict['start_epoch'] = states_dict['epoch'] + 1
logger.info("resume from {}".format(checkpoints))
elif pretrained_model:
if not isinstance(pretrained_model, list):
pretrained_model = [pretrained_model]
for pretrained in pretrained_model:
if not (os.path.isdir(pretrained)
or os.path.exists(pretrained + '.pdparams')):
raise ValueError("Model pretrain path {} does not "
"exists.".format(pretrained))
param_state_dict = paddle.load(pretrained + '.pdparams')
model.set_state_dict(param_state_dict)
logger.info(
"load pretrained model from {}".format(pretrained_model))
else:
logger.info('train from scratch')
return best_model_dict
def eval(args):
logger = get_logger()
print_arguments(args, logger)
label2id_map, id2label_map = get_bio_label_maps(args.label_map_path)
pad_token_label_id = paddle.nn.CrossEntropyLoss().ignore_index
tokenizer_class, base_model_class, model_class = MODELS[
args.ser_model_type]
tokenizer = tokenizer_class.from_pretrained(args.model_name_or_path)
model = model_class.from_pretrained(args.model_name_or_path)
eval_dataset = XFUNDataset(tokenizer,
data_dir=args.eval_data_dir,
label_path=args.eval_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
pad_token_label_id=pad_token_label_id,
contains_re=False,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
eval_dataloader = paddle.io.DataLoader(
eval_dataset,
batch_size=args.per_gpu_eval_batch_size,
num_workers=args.num_workers,
use_shared_memory=True,
collate_fn=None,
)
loss_class = SERLoss(len(label2id_map))
results, _ = evaluate(args, model, tokenizer, loss_class, eval_dataloader,
label2id_map, id2label_map, pad_token_label_id,
logger)
logger.info(results)
def load_pretrained_params(model, path):
logger = get_logger()
if path.endswith('.pdparams'):
path = path.replace('.pdparams', '')
assert os.path.exists(path + ".pdparams"), \
"The {}.pdparams does not exists!".format(path)
params = paddle.load(path + '.pdparams')
state_dict = model.state_dict()
new_state_dict = {}
for k1 in params.keys():
if k1 not in state_dict.keys():
logger.warning("The pretrained params {} not in model".format(k1))
else:
if list(state_dict[k1].shape) == list(params[k1].shape):
new_state_dict[k1] = params[k1]
else:
logger.warning(
"The shape of model params {} {} not matched with loaded params {} {} !"
.format(k1, state_dict[k1].shape, k1, params[k1].shape))
model.set_state_dict(new_state_dict)
logger.info("load pretrain successful from {}".format(path))
return model
def main():
############################################################################################################
# 1. quantization configs
############################################################################################################
quant_config = {
# weight preprocess type, default is None and no preprocessing is performed.
'weight_preprocess_type': None,
# activation preprocess type, default is None and no preprocessing is performed.
'activation_preprocess_type': None,
# weight quantize type, default is 'channel_wise_abs_max'
'weight_quantize_type': 'channel_wise_abs_max',
# activation quantize type, default is 'moving_average_abs_max'
'activation_quantize_type': 'moving_average_abs_max',
# weight quantize bit num, default is 8
'weight_bits': 8,
# activation quantize bit num, default is 8
'activation_bits': 8,
# data type after quantization, such as 'uint8', 'int8', etc. default is 'int8'
'dtype': 'int8',
# window size for 'range_abs_max' quantization. default is 10000
'window_size': 10000,
# The decay coefficient of moving average, default is 0.9
'moving_rate': 0.9,
# for dygraph quantization, layers of type in quantizable_layer_type will be quantized
'quantizable_layer_type': ['Conv2D', 'Linear'],
}
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
logger = get_logger()
# build post process
post_process_class = build_post_process(config['PostProcess'],
config['Global'])
# build model
# for rec algorithm
if hasattr(post_process_class, 'character'):
char_num = len(getattr(post_process_class, 'character'))
if config['Architecture']["algorithm"] in [
"Distillation",
]: # distillation model
for key in config['Architecture']["Models"]:
config['Architecture']["Models"][key]["Head"][
'out_channels'] = char_num
else: # base rec model
config['Architecture']["Head"]['out_channels'] = char_num
model = build_model(config['Architecture'])
# get QAT model
quanter = QAT(config=quant_config)
quanter.quantize(model)
init_model(config, model)
model.eval()
# build metric
eval_class = build_metric(config['Metric'])
# build dataloader
valid_dataloader = build_dataloader(config, 'Eval', device, logger)
use_srn = config['Architecture']['algorithm'] == "SRN"
model_type = config['Architecture']['model_type']
# start eval
metric = program.eval(model, valid_dataloader, post_process_class,
eval_class, model_type, use_srn)
logger.info('metric eval ***************')
for k, v in metric.items():
logger.info('{}:{}'.format(k, v))
infer_shape = [
3, 32, 100
] if config['Architecture']['model_type'] != "det" else [3, 640, 640]
save_path = config["Global"]["save_inference_dir"]
arch_config = config["Architecture"]
if arch_config["algorithm"] in [
"Distillation",
]: # distillation model
for idx, name in enumerate(model.model_name_list):
sub_model_save_path = os.path.join(save_path, name, "inference")
export_single_model(quanter, model.model_list[idx], infer_shape,
sub_model_save_path, logger)
else:
save_path = os.path.join(save_path, "inference")
export_single_model(quanter, model, infer_shape, save_path, logger)
def train(args):
logger = get_logger(log_file=os.path.join(args.output_dir, "train.log"))
rank = paddle.distributed.get_rank()
distributed = paddle.distributed.get_world_size() > 1
print_arguments(args, logger)
# Added here for reproducibility (even between python 2 and 3)
set_seed(args.seed)
label2id_map, id2label_map = get_bio_label_maps(args.label_map_path)
pad_token_label_id = paddle.nn.CrossEntropyLoss().ignore_index
# dist mode
if distributed:
paddle.distributed.init_parallel_env()
tokenizer = LayoutXLMTokenizer.from_pretrained(args.model_name_or_path)
if not args.resume:
model = LayoutXLMModel.from_pretrained(args.model_name_or_path)
model = LayoutXLMForRelationExtraction(model, dropout=None)
logger.info('train from scratch')
else:
logger.info('resume from {}'.format(args.model_name_or_path))
model = LayoutXLMForRelationExtraction.from_pretrained(
args.model_name_or_path)
# dist mode
if distributed:
model = paddle.DataParallel(model)
train_dataset = XFUNDataset(
tokenizer,
data_dir=args.train_data_dir,
label_path=args.train_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
max_seq_len=args.max_seq_length,
pad_token_label_id=pad_token_label_id,
contains_re=True,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
eval_dataset = XFUNDataset(
tokenizer,
data_dir=args.eval_data_dir,
label_path=args.eval_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
max_seq_len=args.max_seq_length,
pad_token_label_id=pad_token_label_id,
contains_re=True,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
train_sampler = paddle.io.DistributedBatchSampler(
train_dataset, batch_size=args.per_gpu_train_batch_size, shuffle=True)
train_dataloader = paddle.io.DataLoader(
train_dataset,
batch_sampler=train_sampler,
num_workers=args.num_workers,
use_shared_memory=True,
collate_fn=DataCollator())
eval_dataloader = paddle.io.DataLoader(
eval_dataset,
batch_size=args.per_gpu_eval_batch_size,
num_workers=args.num_workers,
shuffle=False,
collate_fn=DataCollator())
t_total = len(train_dataloader) * args.num_train_epochs
# build linear decay with warmup lr sch
lr_scheduler = paddle.optimizer.lr.PolynomialDecay(
learning_rate=args.learning_rate,
decay_steps=t_total,
end_lr=0.0,
power=1.0)
if args.warmup_steps > 0:
lr_scheduler = paddle.optimizer.lr.LinearWarmup(
lr_scheduler,
args.warmup_steps,
start_lr=0,
end_lr=args.learning_rate, )
grad_clip = paddle.nn.ClipGradByNorm(clip_norm=10)
optimizer = paddle.optimizer.Adam(
learning_rate=args.learning_rate,
parameters=model.parameters(),
epsilon=args.adam_epsilon,
grad_clip=grad_clip,
weight_decay=args.weight_decay)
# Train!
logger.info("***** Running training *****")
logger.info(" Num examples = {}".format(len(train_dataset)))
logger.info(" Num Epochs = {}".format(args.num_train_epochs))
logger.info(" Instantaneous batch size per GPU = {}".format(
args.per_gpu_train_batch_size))
logger.info(
" Total train batch size (w. parallel, distributed & accumulation) = {}".
format(args.per_gpu_train_batch_size *
paddle.distributed.get_world_size()))
logger.info(" Total optimization steps = {}".format(t_total))
global_step = 0
model.clear_gradients()
train_dataloader_len = len(train_dataloader)
best_metirc = {'f1': 0}
model.train()
train_reader_cost = 0.0
train_run_cost = 0.0
total_samples = 0
reader_start = time.time()
print_step = 1
for epoch in range(int(args.num_train_epochs)):
for step, batch in enumerate(train_dataloader):
train_reader_cost += time.time() - reader_start
train_start = time.time()
outputs = model(**batch)
train_run_cost += time.time() - train_start
# model outputs are always tuple in ppnlp (see doc)
loss = outputs['loss']
loss = loss.mean()
loss.backward()
optimizer.step()
optimizer.clear_grad()
# lr_scheduler.step() # Update learning rate schedule
global_step += 1
total_samples += batch['image'].shape[0]
if rank == 0 and step % print_step == 0:
logger.info(
"epoch: [{}/{}], iter: [{}/{}], global_step:{}, train loss: {:.6f}, lr: {:.6f}, avg_reader_cost: {:.5f} sec, avg_batch_cost: {:.5f} sec, avg_samples: {:.5f}, ips: {:.5f} images/sec".
format(epoch, args.num_train_epochs, step,
train_dataloader_len, global_step,
np.mean(loss.numpy()),
optimizer.get_lr(), train_reader_cost / print_step, (
train_reader_cost + train_run_cost) / print_step,
total_samples / print_step, total_samples / (
train_reader_cost + train_run_cost)))
train_reader_cost = 0.0
train_run_cost = 0.0
total_samples = 0
if rank == 0 and args.eval_steps > 0 and global_step % args.eval_steps == 0 and args.evaluate_during_training:
# Log metrics
# Only evaluate when single GPU otherwise metrics may not average well
results = evaluate(model, eval_dataloader, logger)
if results['f1'] >= best_metirc['f1']:
best_metirc = results
output_dir = os.path.join(args.output_dir, "best_model")
os.makedirs(output_dir, exist_ok=True)
if distributed:
model._layers.save_pretrained(output_dir)
else:
model.save_pretrained(output_dir)
tokenizer.save_pretrained(output_dir)
paddle.save(args,
os.path.join(output_dir, "training_args.bin"))
logger.info("Saving model checkpoint to {}".format(
output_dir))
logger.info("eval results: {}".format(results))
logger.info("best_metirc: {}".format(best_metirc))
reader_start = time.time()
if rank == 0:
# Save model checkpoint
output_dir = os.path.join(args.output_dir, "latest_model")
os.makedirs(output_dir, exist_ok=True)
if distributed:
model._layers.save_pretrained(output_dir)
else:
model.save_pretrained(output_dir)
tokenizer.save_pretrained(output_dir)
paddle.save(args, os.path.join(output_dir, "training_args.bin"))
logger.info("Saving model checkpoint to {}".format(output_dir))
logger.info("best_metirc: {}".format(best_metirc))
def main():
############################################################################################################
# 1. quantization configs
############################################################################################################
quant_config = {
# weight preprocess type, default is None and no preprocessing is performed.
'weight_preprocess_type': None,
# activation preprocess type, default is None and no preprocessing is performed.
'activation_preprocess_type': None,
# weight quantize type, default is 'channel_wise_abs_max'
'weight_quantize_type': 'channel_wise_abs_max',
# activation quantize type, default is 'moving_average_abs_max'
'activation_quantize_type': 'moving_average_abs_max',
# weight quantize bit num, default is 8
'weight_bits': 8,
# activation quantize bit num, default is 8
'activation_bits': 8,
# data type after quantization, such as 'uint8', 'int8', etc. default is 'int8'
'dtype': 'int8',
# window size for 'range_abs_max' quantization. default is 10000
'window_size': 10000,
# The decay coefficient of moving average, default is 0.9
'moving_rate': 0.9,
# for dygraph quantization, layers of type in quantizable_layer_type will be quantized
'quantizable_layer_type': ['Conv2D', 'Linear'],
}
FLAGS = ArgsParser().parse_args()
config = load_config(FLAGS.config)
merge_config(FLAGS.opt)
logger = get_logger()
# build post process
post_process_class = build_post_process(config['PostProcess'],
config['Global'])
# build model
# for rec algorithm
if hasattr(post_process_class, 'character'):
char_num = len(getattr(post_process_class, 'character'))
config['Architecture']["Head"]['out_channels'] = char_num
model = build_model(config['Architecture'])
# get QAT model
quanter = QAT(config=quant_config)
quanter.quantize(model)
init_model(config, model, logger)
model.eval()
# build metric
eval_class = build_metric(config['Metric'])
# build dataloader
valid_dataloader = build_dataloader(config, 'Eval', device, logger)
# start eval
metirc = program.eval(model, valid_dataloader, post_process_class,
eval_class)
logger.info('metric eval ***************')
for k, v in metirc.items():
logger.info('{}:{}'.format(k, v))
save_path = '{}/inference'.format(config['Global']['save_inference_dir'])
infer_shape = [
3, 32, 100
] if config['Architecture']['model_type'] != "det" else [3, 640, 640]
quanter.save_quantized_model(model,
save_path,
input_spec=[
paddle.static.InputSpec(shape=[None] +
infer_shape,
dtype='float32')
])
logger.info('inference QAT model is saved to {}'.format(save_path))
def infer(args):
os.makedirs(args.output_dir, exist_ok=True)
logger = get_logger()
label2id_map, id2label_map = get_bio_label_maps(args.label_map_path)
pad_token_label_id = paddle.nn.CrossEntropyLoss().ignore_index
tokenizer = LayoutXLMTokenizer.from_pretrained(args.model_name_or_path)
model = LayoutXLMForRelationExtraction.from_pretrained(
args.model_name_or_path)
eval_dataset = XFUNDataset(
tokenizer,
data_dir=args.eval_data_dir,
label_path=args.eval_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
max_seq_len=args.max_seq_length,
pad_token_label_id=pad_token_label_id,
contains_re=True,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
eval_dataloader = paddle.io.DataLoader(
eval_dataset,
batch_size=args.per_gpu_eval_batch_size,
num_workers=8,
shuffle=False,
collate_fn=DataCollator())
# 读取gt的oct数据
ocr_info_list = load_ocr(args.eval_data_dir, args.eval_label_path)
for idx, batch in enumerate(eval_dataloader):
ocr_info = ocr_info_list[idx]
image_path = ocr_info['image_path']
ocr_info = ocr_info['ocr_info']
save_img_path = os.path.join(
args.output_dir,
os.path.splitext(os.path.basename(image_path))[0] + "_re.jpg")
logger.info("[Infer] process: {}/{}, save result to {}".format(
idx, len(eval_dataloader), save_img_path))
with paddle.no_grad():
outputs = model(**batch)
pred_relations = outputs['pred_relations']
# 根据entity里的信息，做token解码后去过滤不要的ocr_info
ocr_info = filter_bg_by_txt(ocr_info, batch, tokenizer)
# 进行 relations 到 ocr信息的转换
result = []
used_tail_id = []
for relations in pred_relations:
for relation in relations:
if relation['tail_id'] in used_tail_id:
continue
if relation['head_id'] not in ocr_info or relation[
'tail_id'] not in ocr_info:
continue
used_tail_id.append(relation['tail_id'])
ocr_info_head = ocr_info[relation['head_id']]
ocr_info_tail = ocr_info[relation['tail_id']]
result.append((ocr_info_head, ocr_info_tail))
img = cv2.imread(image_path)
img_show = draw_re_results(img, result)
cv2.imwrite(save_img_path, img_show)
import base64
import os
import cv2
import numpy as np
import filetype
import tempfile
from ppocr.utils.logging import get_logger
logging = get_logger()
# image_path:文件绝对路径
def if_img_type(image_path):
kind = filetype.guess(image_path)
if kind is None:
logging.info('Cannot guess file type!')
return
newpath = image_path + '.' + kind.extension
os.rename(image_path, newpath)
# logging.info('kind.extension: %s', kind.extension)
return kind.extension
if __name__ == '__main__':
image_path = '../../test/d3e7f531-a366-4f1e-99f0-c2fc4e8c7862'
# images_save__path = '../test/a.png'
sys.path.append(os.path.abspath(os.path.join(__dir__, '../..')))
os.environ["FLAGS_allocator_strategy"] = 'auto_growth'
import cv2
import numpy as np
import time
import sys
import tools.infer.utility as utility
from ppocr.utils.logging import get_logger
from ppocr.utils.utility import get_image_file_list, check_and_read_gif
from ppocr.data import create_operators, transform
from ppocr.postprocess import build_post_process
logger = get_logger()
class TextE2E(object):
def __init__(self, args):
self.args = args
self.e2e_algorithm = args.e2e_algorithm
pre_process_list = [{
'E2EResizeForTest': {}
}, {
'NormalizeImage': {
'std': [0.229, 0.224, 0.225],
'mean': [0.485, 0.456, 0.406],
'scale': '1./255.',
'order': 'hwc'
}
def train(args):
os.makedirs(args.output_dir, exist_ok=True)
rank = paddle.distributed.get_rank()
distributed = paddle.distributed.get_world_size() > 1
logger = get_logger(log_file=os.path.join(args.output_dir, "train.log"))
print_arguments(args, logger)
label2id_map, id2label_map = get_bio_label_maps(args.label_map_path)
loss_class = SERLoss(len(label2id_map))
pad_token_label_id = loss_class.ignore_index
# dist mode
if distributed:
paddle.distributed.init_parallel_env()
tokenizer_class, base_model_class, model_class = MODELS[args.ser_model_type]
tokenizer = tokenizer_class.from_pretrained(args.model_name_or_path)
if not args.resume:
base_model = base_model_class.from_pretrained(args.model_name_or_path)
model = model_class(
base_model, num_classes=len(label2id_map), dropout=None)
logger.info('train from scratch')
else:
logger.info('resume from {}'.format(args.model_name_or_path))
model = model_class.from_pretrained(args.model_name_or_path)
# dist mode
if distributed:
model = paddle.DataParallel(model)
train_dataset = XFUNDataset(
tokenizer,
data_dir=args.train_data_dir,
label_path=args.train_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
pad_token_label_id=pad_token_label_id,
contains_re=False,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
eval_dataset = XFUNDataset(
tokenizer,
data_dir=args.eval_data_dir,
label_path=args.eval_label_path,
label2id_map=label2id_map,
img_size=(224, 224),
pad_token_label_id=pad_token_label_id,
contains_re=False,
add_special_ids=False,
return_attention_mask=True,
load_mode='all')
train_sampler = paddle.io.DistributedBatchSampler(
train_dataset, batch_size=args.per_gpu_train_batch_size, shuffle=True)
train_dataloader = paddle.io.DataLoader(
train_dataset,
batch_sampler=train_sampler,
num_workers=args.num_workers,
use_shared_memory=True,
collate_fn=None, )
eval_dataloader = paddle.io.DataLoader(
eval_dataset,
batch_size=args.per_gpu_eval_batch_size,
num_workers=args.num_workers,
use_shared_memory=True,
collate_fn=None, )
t_total = len(train_dataloader) * args.num_train_epochs
# build linear decay with warmup lr sch
lr_scheduler = paddle.optimizer.lr.PolynomialDecay(
learning_rate=args.learning_rate,
decay_steps=t_total,
end_lr=0.0,
power=1.0)
if args.warmup_steps > 0:
lr_scheduler = paddle.optimizer.lr.LinearWarmup(
lr_scheduler,
args.warmup_steps,
start_lr=0,
end_lr=args.learning_rate, )
optimizer = paddle.optimizer.AdamW(
learning_rate=lr_scheduler,
parameters=model.parameters(),
epsilon=args.adam_epsilon,
weight_decay=args.weight_decay)
# Train!
logger.info("***** Running training *****")
logger.info(" Num examples = %d", len(train_dataset))
logger.info(" Num Epochs = %d", args.num_train_epochs)
logger.info(" Instantaneous batch size per GPU = %d",
args.per_gpu_train_batch_size)
logger.info(
" Total train batch size (w. parallel, distributed) = %d",
args.per_gpu_train_batch_size * paddle.distributed.get_world_size(), )
logger.info(" Total optimization steps = %d", t_total)
global_step = 0
tr_loss = 0.0
set_seed(args.seed)
best_metrics = None
train_reader_cost = 0.0
train_run_cost = 0.0
total_samples = 0
reader_start = time.time()
print_step = 1
model.train()
for epoch_id in range(args.num_train_epochs):
for step, batch in enumerate(train_dataloader):
train_reader_cost += time.time() - reader_start
if args.ser_model_type == 'LayoutLM':
if 'image' in batch:
batch.pop('image')
labels = batch.pop('labels')
train_start = time.time()
outputs = model(**batch)
train_run_cost += time.time() - train_start
if args.ser_model_type == 'LayoutXLM':
outputs = outputs[0]
loss = loss_class(labels, outputs, batch['attention_mask'])
# model outputs are always tuple in ppnlp (see doc)
loss = loss.mean()
loss.backward()
tr_loss += loss.item()
optimizer.step()
lr_scheduler.step() # Update learning rate schedule
optimizer.clear_grad()
global_step += 1
total_samples += batch['input_ids'].shape[0]
if rank == 0 and step % print_step == 0:
logger.info(
"epoch: [{}/{}], iter: [{}/{}], global_step:{}, train loss: {:.6f}, lr: {:.6f}, avg_reader_cost: {:.5f} sec, avg_batch_cost: {:.5f} sec, avg_samples: {:.5f}, ips: {:.5f} images/sec".
format(epoch_id, args.num_train_epochs, step,
len(train_dataloader), global_step,
loss.numpy()[0],
lr_scheduler.get_lr(), train_reader_cost /
print_step, (train_reader_cost + train_run_cost) /
print_step, total_samples / print_step, total_samples
/ (train_reader_cost + train_run_cost)))
train_reader_cost = 0.0
train_run_cost = 0.0
total_samples = 0
if rank == 0 and args.eval_steps > 0 and global_step % args.eval_steps == 0 and args.evaluate_during_training:
# Log metrics
# Only evaluate when single GPU otherwise metrics may not average well
results, _ = evaluate(args, model, tokenizer, loss_class,
eval_dataloader, label2id_map,
id2label_map, pad_token_label_id, logger)
if best_metrics is None or results["f1"] >= best_metrics["f1"]:
best_metrics = copy.deepcopy(results)
output_dir = os.path.join(args.output_dir, "best_model")
os.makedirs(output_dir, exist_ok=True)
if distributed:
model._layers.save_pretrained(output_dir)
else:
model.save_pretrained(output_dir)
tokenizer.save_pretrained(output_dir)
paddle.save(args,
os.path.join(output_dir, "training_args.bin"))
logger.info("Saving model checkpoint to {}".format(
output_dir))
logger.info("[epoch {}/{}][iter: {}/{}] results: {}".format(
epoch_id, args.num_train_epochs, step,
len(train_dataloader), results))
if best_metrics is not None:
logger.info("best metrics: {}".format(best_metrics))
reader_start = time.time()
if rank == 0:
# Save model checkpoint
output_dir = os.path.join(args.output_dir, "latest_model")
os.makedirs(output_dir, exist_ok=True)
if distributed:
model._layers.save_pretrained(output_dir)
else:
model.save_pretrained(output_dir)
tokenizer.save_pretrained(output_dir)
paddle.save(args, os.path.join(output_dir, "training_args.bin"))
logger.info("Saving model checkpoint to {}".format(output_dir))
return global_step, tr_loss / global_step
