def main():
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
if 'log_iter' not in cfg:
cfg.log_iter = 20
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(
os.environ.get('CPU_NUM', multiprocessing.cpu_count()))
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
_, test_feed_vars = create_feed(eval_feed, False)
eval_reader = create_reader(eval_feed, args_path=FLAGS.dataset_dir)
#eval_pyreader.decorate_sample_list_generator(eval_reader, place)
test_data_feed = fluid.DataFeeder(test_feed_vars.values(), place)
assert os.path.exists(FLAGS.model_path)
infer_prog, feed_names, fetch_targets = fluid.io.load_inference_model(
dirname=FLAGS.model_path,
executor=exe,
model_filename=FLAGS.model_name,
params_filename=FLAGS.params_name)
eval_keys = ['bbox', 'gt_box', 'gt_label', 'is_difficult']
eval_values = [
'multiclass_nms_0.tmp_0', 'gt_box', 'gt_label', 'is_difficult'
]
eval_cls = []
eval_values[0] = fetch_targets[0]
results = eval_run(exe, infer_prog, eval_reader, eval_keys, eval_values,
eval_cls, test_data_feed)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
eval_results(results, eval_feed, cfg.metric, cfg.num_classes, resolution,
False, FLAGS.output_eval)
def main():
## 配置
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
check_gpu(cfg.use_gpu)
check_version()
# json评价模式
if FLAGS.json_file:
logger.info("start evalute in json mode")
dataset = cfg.EvalReader['dataset']
if FLAGS.dataset == 'train':
dataset = cfg.TrainReader['dataset']
eval_json_results(FLAGS.json_file,
dataset=dataset, num_classes=cfg.num_classes)
return
## 模型
model = create(main_arch) ####
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg.EvalReader['inputs_def']
feed_vars, loader = model.build_inputs(**inputs_def)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
keys, values, _ = parse_fetches(fetches, eval_prog, extra_keys)
## 执行器
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
## 数据
reader = create_reader(cfg.EvalReader) ####
loader.set_sample_list_generator(reader, place)
#### 运行 ####
exe.run(startup_prog)
## 加载参数
assert 'weights' in cfg, \
'model can not load weights'
checkpoint.load_params(exe, eval_prog, cfg.weights)
## 评价
results = eval_run(exe, eval_prog, loader, keys, values)
eval_results(results, cfg.num_classes)
def test(program):
compiled_eval_prog = fluid.CompiledProgram(program)
results = eval_run(
exe,
compiled_eval_prog,
eval_loader,
eval_keys,
eval_values,
eval_cls,
cfg=cfg)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
dataset = cfg['EvalReader']['dataset']
box_ap_stats = eval_results(
results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset)
return box_ap_stats[0]
def run(FLAGS, cfg, place):
# Model
main_arch = cfg.architecture
model = create(cfg.architecture)
# Init Model
load_weight(model, cfg.weights)
# Data Reader
dataset = cfg.EvalDataset
eval_loader, _ = create('EvalReader')(dataset, cfg['worker_num'], place)
# Run Eval
outs_res = []
start_time = time.time()
sample_num = 0
for iter_id, data in enumerate(eval_loader):
# forward
model.eval()
outs = model(data, cfg['EvalReader']['inputs_def']['fields'], 'infer')
outs_res.append(outs)
# log
sample_num += len(data)
if iter_id % 100 == 0:
logger.info("Eval iter: {}".format(iter_id))
cost_time = time.time() - start_time
logger.info('Total sample number: {}, averge FPS: {}'.format(
sample_num, sample_num / cost_time))
eval_type = ['bbox']
if getattr(cfg, 'MaskHead', None):
eval_type.append('mask')
# Metric
# TODO: support other metric
from ppdet.utils.coco_eval import get_category_info
anno_file = dataset.get_anno()
with_background = cfg.with_background
use_default_label = dataset.use_default_label
clsid2catid, catid2name = get_category_info(anno_file, with_background,
use_default_label)
infer_res = get_infer_results(outs_res, eval_type, clsid2catid)
eval_results(infer_res, cfg.metric, anno_file)
def eval_func(program, scope):
results = eval_run(exe, program, eval_reader, eval_keys, eval_values,
eval_cls, test_data_feed)
resolution = None
is_bbox_normalized = False
if 'mask' in results[0]:
resolution = model.mask_head.resolution
box_ap_stats = eval_results(results, eval_feed, cfg.metric,
cfg.num_classes, resolution,
is_bbox_normalized, FLAGS.output_eval)
if len(best_box_ap_list) == 0:
best_box_ap_list.append(box_ap_stats[0])
elif box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
logger.info("Best test box ap: {}".format(best_box_ap_list[0]))
return best_box_ap_list[0]
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
multi_scale_test = getattr(cfg, 'MultiScaleTEST', None)
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
loader, feed_vars = create_feed(eval_feed)
if multi_scale_test is None:
fetches = model.eval(feed_vars)
else:
fetches = model.eval(feed_vars, multi_scale_test)
eval_prog = eval_prog.clone(True)
reader = create_reader(eval_feed, args_path=FLAGS.dataset_dir)
loader.set_sample_list_generator(reader, place)
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(eval_feed,
cfg.metric,
json_directory=FLAGS.output_eval)
return
compile_program = fluid.compiler.CompiledProgram(
eval_prog).with_data_parallel()
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_params(exe, eval_prog, cfg.weights)
assert cfg.metric != 'OID', "eval process of OID dataset \
is not supported."
if cfg.metric == "WIDERFACE":
raise ValueError("metric type {} does not support in tools/eval.py, "
"please use tools/face_eval.py".format(cfg.metric))
assert cfg.metric in ['COCO', 'VOC'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_box', 'gt_label', 'is_difficult']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
sub_eval_prog = None
sub_keys = None
sub_values = None
# build sub-program
if 'Mask' in main_arch and multi_scale_test:
sub_eval_prog = fluid.Program()
with fluid.program_guard(sub_eval_prog, startup_prog):
with fluid.unique_name.guard():
_, feed_vars = create_feed(eval_feed,
False,
sub_prog_feed=True)
sub_fetches = model.eval(feed_vars,
multi_scale_test,
mask_branch=True)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_box', 'gt_label', 'is_difficult']
sub_keys, sub_values, _ = parse_fetches(sub_fetches, sub_eval_prog,
extra_keys)
sub_eval_prog = sub_eval_prog.clone(True)
if 'weights' in cfg:
checkpoint.load_params(exe, sub_eval_prog, cfg.weights)
results = eval_run(exe, compile_program, loader, keys, values, cls, cfg,
sub_eval_prog, sub_keys, sub_values)
# evaluation
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
eval_results(results, eval_feed, cfg.metric, cfg.num_classes, resolution,
is_bbox_normalized, FLAGS.output_eval, map_type)
def main():
env = os.environ
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
check_version()
main_arch = cfg.architecture
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(os.environ.get('CPU_NUM', 1))
if 'FLAGS_selected_gpus' in env:
device_id = int(env['FLAGS_selected_gpus'])
else:
device_id = 0
place = fluid.CUDAPlace(device_id) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
inputs_def = cfg['TrainReader']['inputs_def']
train_feed_vars, train_loader = model.build_inputs(**inputs_def)
train_fetches = model.train(train_feed_vars)
loss = train_fetches['loss']
start_iter = 0
train_reader = create_reader(cfg.TrainReader,
(cfg.max_iters - start_iter) * devices_num,
cfg)
# When iterable mode, set set_sample_list_generator(train_reader, place)
train_loader.set_sample_list_generator(train_reader)
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, fluid.default_startup_program()):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['EvalReader']['inputs_def']
test_feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(test_feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(cfg.EvalReader)
# When iterable mode, set set_sample_list_generator(eval_reader, place)
eval_loader.set_sample_list_generator(eval_reader)
teacher_cfg = load_config(FLAGS.teacher_config)
merge_config(FLAGS.opt)
teacher_arch = teacher_cfg.architecture
teacher_program = fluid.Program()
teacher_startup_program = fluid.Program()
with fluid.program_guard(teacher_program, teacher_startup_program):
with fluid.unique_name.guard():
teacher_feed_vars = OrderedDict()
for name, var in train_feed_vars.items():
teacher_feed_vars[name] = teacher_program.global_block(
)._clone_variable(var, force_persistable=False)
model = create(teacher_arch)
train_fetches = model.train(teacher_feed_vars)
teacher_loss = train_fetches['loss']
exe.run(teacher_startup_program)
assert FLAGS.teacher_pretrained, "teacher_pretrained should be set"
checkpoint.load_params(exe, teacher_program, FLAGS.teacher_pretrained)
teacher_program = teacher_program.clone(for_test=True)
target_number = len(model.yolo_head.anchor_masks)
data_name_map = {
'image': 'image',
'gt_bbox': 'gt_bbox',
'gt_class': 'gt_class',
'gt_score': 'gt_score'
}
for i in range(target_number):
data_name_map['target{}'.format(i)] = 'target{}'.format(i)
merge(teacher_program, fluid.default_main_program(), data_name_map, place)
output_names = [
[
'strided_slice_0.tmp_0', 'strided_slice_1.tmp_0',
'strided_slice_2.tmp_0', 'strided_slice_3.tmp_0',
'strided_slice_4.tmp_0', 'transpose_0.tmp_0'
],
[
'strided_slice_5.tmp_0', 'strided_slice_6.tmp_0',
'strided_slice_7.tmp_0', 'strided_slice_8.tmp_0',
'strided_slice_9.tmp_0', 'transpose_2.tmp_0'
],
[
'strided_slice_10.tmp_0', 'strided_slice_11.tmp_0',
'strided_slice_12.tmp_0', 'strided_slice_13.tmp_0',
'strided_slice_14.tmp_0', 'transpose_4.tmp_0'
],
]
yolo_output_names = []
for i in range(target_number):
yolo_output_names.extend(output_names[i])
assert cfg.use_fine_grained_loss, \
"Only support use_fine_grained_loss=True, Please set it in config file or '-o use_fine_grained_loss=true'"
distill_loss = split_distill(yolo_output_names, 1000, target_number)
loss = distill_loss + loss
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
lr = lr_builder()
opt = optim_builder(lr)
opt.minimize(loss)
exe.run(fluid.default_startup_program())
checkpoint.load_params(exe, fluid.default_main_program(),
cfg.pretrain_weights)
assert FLAGS.pruned_params is not None, \
"FLAGS.pruned_params is empty!!! Please set it by '--pruned_params' option."
pruned_params = FLAGS.pruned_params.strip().split(",")
logger.info("pruned params: {}".format(pruned_params))
pruned_ratios = [float(n) for n in FLAGS.pruned_ratios.strip().split(",")]
logger.info("pruned ratios: {}".format(pruned_ratios))
assert len(pruned_params) == len(pruned_ratios), \
"The length of pruned params and pruned ratios should be equal."
assert pruned_ratios > [0] * len(pruned_ratios) and pruned_ratios < [1] * len(pruned_ratios), \
"The elements of pruned ratios should be in range (0, 1)."
assert FLAGS.prune_criterion in ['l1_norm', 'geometry_median'], \
"unsupported prune criterion {}".format(FLAGS.prune_criterion)
pruner = Pruner(criterion=FLAGS.prune_criterion)
distill_prog = pruner.prune(fluid.default_main_program(),
fluid.global_scope(),
params=pruned_params,
ratios=pruned_ratios,
place=place,
only_graph=False)[0]
base_flops = flops(eval_prog)
eval_prog = pruner.prune(eval_prog,
fluid.global_scope(),
params=pruned_params,
ratios=pruned_ratios,
place=place,
only_graph=True)[0]
pruned_flops = flops(eval_prog)
logger.info("FLOPs -{}; total FLOPs: {}; pruned FLOPs: {}".format(
float(base_flops - pruned_flops) / base_flops, base_flops,
pruned_flops))
build_strategy = fluid.BuildStrategy()
build_strategy.fuse_all_reduce_ops = False
build_strategy.fuse_all_optimizer_ops = False
build_strategy.fuse_elewise_add_act_ops = True
# only enable sync_bn in multi GPU devices
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
exec_strategy = fluid.ExecutionStrategy()
# iteration number when CompiledProgram tries to drop local execution scopes.
# Set it to be 1 to save memory usages, so that unused variables in
# local execution scopes can be deleted after each iteration.
exec_strategy.num_iteration_per_drop_scope = 1
parallel_main = fluid.CompiledProgram(distill_prog).with_data_parallel(
loss_name=loss.name,
build_strategy=build_strategy,
exec_strategy=exec_strategy)
compiled_eval_prog = fluid.CompiledProgram(eval_prog)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
eval_keys, eval_values, eval_cls = parse_fetches(fetches, eval_prog,
extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
map_type = cfg.map_type if 'map_type' in cfg else '11point'
best_box_ap_list = [0.0, 0] #[map, iter]
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
train_loader.start()
for step_id in range(start_iter, cfg.max_iters):
teacher_loss_np, distill_loss_np, loss_np, lr_np = exe.run(
parallel_main,
fetch_list=[
'teacher_' + teacher_loss.name, distill_loss.name, loss.name,
lr.name
])
if step_id % cfg.log_iter == 0:
logger.info(
"step {} lr {:.6f}, loss {:.6f}, distill_loss {:.6f}, teacher_loss {:.6f}"
.format(step_id, lr_np[0], loss_np[0], distill_loss_np[0],
teacher_loss_np[0]))
if step_id % cfg.snapshot_iter == 0 and step_id != 0 or step_id == cfg.max_iters - 1:
save_name = str(
step_id) if step_id != cfg.max_iters - 1 else "model_final"
checkpoint.save(exe, distill_prog,
os.path.join(save_dir, save_name))
# eval
results = eval_run(exe, compiled_eval_prog, eval_loader, eval_keys,
eval_values, eval_cls, cfg)
resolution = None
box_ap_stats = eval_results(results, cfg.metric, cfg.num_classes,
resolution, is_bbox_normalized,
FLAGS.output_eval, map_type,
cfg['EvalReader']['dataset'])
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = step_id
checkpoint.save(exe, distill_prog,
os.path.join("./", "best_model"))
logger.info("Best test box ap: {}, in step: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_loader.reset()
def main():
if FLAGS.eval is False:
raise ValueError(
"Currently only supports `--eval==True` while training in `quantization`."
)
env = os.environ
FLAGS.dist = 'PADDLE_TRAINER_ID' in env and 'PADDLE_TRAINERS_NUM' in env
if FLAGS.dist:
trainer_id = int(env['PADDLE_TRAINER_ID'])
import random
local_seed = (99 + trainer_id)
random.seed(local_seed)
np.random.seed(local_seed)
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
main_arch = cfg.architecture
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(os.environ.get('CPU_NUM', 1))
if 'FLAGS_selected_gpus' in env:
device_id = int(env['FLAGS_selected_gpus'])
else:
device_id = 0
place = fluid.CUDAPlace(device_id) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
# build program
startup_prog = fluid.Program()
train_prog = fluid.Program()
with fluid.program_guard(train_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['TrainReader']['inputs_def']
feed_vars, train_loader = model.build_inputs(**inputs_def)
if FLAGS.use_pact:
feed_vars['image'].stop_gradient = False
train_fetches = model.train(feed_vars)
loss = train_fetches['loss']
lr = lr_builder()
optimizer = optim_builder(lr)
optimizer.minimize(loss)
# parse train fetches
train_keys, train_values, _ = parse_fetches(train_fetches)
train_values.append(lr)
if FLAGS.eval:
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(cfg.EvalReader)
# When iterable mode, set set_sample_list_generator(eval_reader, place)
eval_loader.set_sample_list_generator(eval_reader)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
if cfg.metric == 'WIDERFACE':
extra_keys = ['im_id', 'im_shape', 'gt_bbox']
eval_keys, eval_values, eval_cls = parse_fetches(
fetches, eval_prog, extra_keys)
# compile program for multi-devices
build_strategy = fluid.BuildStrategy()
build_strategy.fuse_all_optimizer_ops = False
build_strategy.fuse_elewise_add_act_ops = True
build_strategy.fuse_all_reduce_ops = False
# only enable sync_bn in multi GPU devices
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
sync_bn = False
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
exec_strategy = fluid.ExecutionStrategy()
# iteration number when CompiledProgram tries to drop local execution scopes.
# Set it to be 1 to save memory usages, so that unused variables in
# local execution scopes can be deleted after each iteration.
exec_strategy.num_iteration_per_drop_scope = 1
if FLAGS.dist:
dist_utils.prepare_for_multi_process(exe, build_strategy, startup_prog,
train_prog)
exec_strategy.num_threads = 1
exe.run(startup_prog)
not_quant_pattern = []
if FLAGS.not_quant_pattern:
not_quant_pattern = FLAGS.not_quant_pattern
config = {
'weight_quantize_type': 'channel_wise_abs_max',
'activation_quantize_type': 'moving_average_abs_max',
'quantize_op_types': ['depthwise_conv2d', 'mul', 'conv2d'],
'not_quant_pattern': not_quant_pattern
}
ignore_params = cfg.finetune_exclude_pretrained_params \
if 'finetune_exclude_pretrained_params' in cfg else []
fuse_bn = getattr(model.backbone, 'norm_type', None) == 'affine_channel'
if cfg.pretrain_weights and fuse_bn and not ignore_params:
checkpoint.load_and_fusebn(exe, train_prog, cfg.pretrain_weights)
elif cfg.pretrain_weights:
checkpoint.load_params(exe,
train_prog,
cfg.pretrain_weights,
ignore_params=ignore_params)
if FLAGS.use_pact:
act_preprocess_func = pact
optimizer_func = get_optimizer
executor = exe
else:
act_preprocess_func = None
optimizer_func = None
executor = None
# insert quantize op in train_prog, return type is CompiledProgram
train_prog_quant = quant_aware(train_prog,
place,
config,
scope=None,
act_preprocess_func=act_preprocess_func,
optimizer_func=optimizer_func,
executor=executor,
for_test=False)
compiled_train_prog = train_prog_quant.with_data_parallel(
loss_name=loss.name,
build_strategy=build_strategy,
exec_strategy=exec_strategy)
if FLAGS.eval:
# insert quantize op in eval_prog
eval_prog = quant_aware(eval_prog,
place,
config,
scope=None,
act_preprocess_func=act_preprocess_func,
optimizer_func=optimizer_func,
executor=executor,
for_test=True)
compiled_eval_prog = fluid.CompiledProgram(eval_prog)
start_iter = 0
train_reader = create_reader(cfg.TrainReader,
(cfg.max_iters - start_iter) * devices_num)
# When iterable mode, set set_sample_list_generator(train_reader, place)
train_loader.set_sample_list_generator(train_reader)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
train_stats = TrainingStats(cfg.log_iter, train_keys)
train_loader.start()
start_time = time.time()
end_time = time.time()
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
time_stat = deque(maxlen=cfg.log_iter)
best_box_ap_list = [0.0, 0] #[map, iter]
for it in range(start_iter, cfg.max_iters):
start_time = end_time
end_time = time.time()
time_stat.append(end_time - start_time)
time_cost = np.mean(time_stat)
eta_sec = (cfg.max_iters - it) * time_cost
eta = str(datetime.timedelta(seconds=int(eta_sec)))
outs = exe.run(compiled_train_prog, fetch_list=train_values)
stats = {k: np.array(v).mean() for k, v in zip(train_keys, outs[:-1])}
train_stats.update(stats)
logs = train_stats.log()
if it % cfg.log_iter == 0 and (not FLAGS.dist or trainer_id == 0):
strs = 'iter: {}, lr: {:.6f}, {}, time: {:.3f}, eta: {}'.format(
it, np.mean(outs[-1]), logs, time_cost, eta)
logger.info(strs)
if (it > 0 and it % cfg.snapshot_iter == 0 or it == cfg.max_iters - 1) \
and (not FLAGS.dist or trainer_id == 0):
save_name = str(it) if it != cfg.max_iters - 1 else "model_final"
if FLAGS.eval:
# evaluation
results = eval_run(exe,
compiled_eval_prog,
eval_loader,
eval_keys,
eval_values,
eval_cls,
cfg=cfg)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
box_ap_stats = eval_results(results, cfg.metric,
cfg.num_classes, resolution,
is_bbox_normalized,
FLAGS.output_eval, map_type,
cfg['EvalReader']['dataset'])
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = it
save_checkpoint(exe, eval_prog,
os.path.join(save_dir, "best_model"),
train_prog)
logger.info("Best test box ap: {}, in iter: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_loader.reset()
def main():
env = os.environ
FLAGS.dist = 'PADDLE_TRAINER_ID' in env and 'PADDLE_TRAINERS_NUM' in env
if FLAGS.dist:
trainer_id = int(env['PADDLE_TRAINER_ID'])
local_seed = (99 + trainer_id)
random.seed(local_seed)
np.random.seed(local_seed)
if FLAGS.enable_ce:
random.seed(0)
np.random.seed(0)
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
save_only = getattr(cfg, 'save_prediction_only', False)
if save_only:
raise NotImplementedError('The config file only support prediction,'
' training stage is not implemented now')
main_arch = cfg.architecture
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(os.environ.get('CPU_NUM', 1))
if 'FLAGS_selected_gpus' in env:
device_id = int(env['FLAGS_selected_gpus'])
else:
device_id = 0
place = fluid.CUDAPlace(device_id) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
# build program
startup_prog = fluid.Program()
train_prog = fluid.Program()
if FLAGS.enable_ce:
startup_prog.random_seed = 1000
train_prog.random_seed = 1000
with fluid.program_guard(train_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
if FLAGS.fp16:
assert (getattr(model.backbone, 'norm_type', None)
!= 'affine_channel'), \
'--fp16 currently does not support affine channel, ' \
' please modify backbone settings to use batch norm'
with mixed_precision_context(FLAGS.loss_scale, FLAGS.fp16) as ctx:
inputs_def = cfg['TrainReader']['inputs_def']
feed_vars, train_loader = model.build_inputs(**inputs_def)
train_fetches = model.train(feed_vars)
loss = train_fetches['loss']
if FLAGS.fp16:
loss *= ctx.get_loss_scale_var()
lr = lr_builder()
optimizer = optim_builder(lr)
optimizer.minimize(loss)
if FLAGS.fp16:
loss /= ctx.get_loss_scale_var()
if 'use_ema' in cfg and cfg['use_ema']:
global_steps = _decay_step_counter()
ema = ExponentialMovingAverage(
cfg['ema_decay'], thres_steps=global_steps)
ema.update()
# parse train fetches
train_keys, train_values, _ = parse_fetches(train_fetches)
train_values.append(lr)
if FLAGS.eval:
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(cfg.EvalReader, devices_num=1)
eval_loader.set_sample_list_generator(eval_reader, place)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
if cfg.metric == 'WIDERFACE':
extra_keys = ['im_id', 'im_shape', 'gt_bbox']
eval_keys, eval_values, eval_cls = parse_fetches(fetches, eval_prog,
extra_keys)
# compile program for multi-devices
build_strategy = fluid.BuildStrategy()
build_strategy.fuse_all_optimizer_ops = False
# only enable sync_bn in multi GPU devices
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
exec_strategy = fluid.ExecutionStrategy()
# iteration number when CompiledProgram tries to drop local execution scopes.
# Set it to be 1 to save memory usages, so that unused variables in
# local execution scopes can be deleted after each iteration.
exec_strategy.num_iteration_per_drop_scope = 1
if FLAGS.dist:
dist_utils.prepare_for_multi_process(exe, build_strategy, startup_prog,
train_prog)
exec_strategy.num_threads = 1
exe.run(startup_prog)
compiled_train_prog = fluid.CompiledProgram(train_prog).with_data_parallel(
loss_name=loss.name,
build_strategy=build_strategy,
exec_strategy=exec_strategy)
if FLAGS.eval:
compiled_eval_prog = fluid.CompiledProgram(eval_prog)
fuse_bn = getattr(model.backbone, 'norm_type', None) == 'affine_channel'
ignore_params = cfg.finetune_exclude_pretrained_params \
if 'finetune_exclude_pretrained_params' in cfg else []
start_iter = 0
if FLAGS.resume_checkpoint:
checkpoint.load_checkpoint(exe, train_prog, FLAGS.resume_checkpoint)
start_iter = checkpoint.global_step()
elif cfg.pretrain_weights and fuse_bn and not ignore_params:
checkpoint.load_and_fusebn(exe, train_prog, cfg.pretrain_weights)
elif cfg.pretrain_weights:
checkpoint.load_params(
exe, train_prog, cfg.pretrain_weights, ignore_params=ignore_params)
train_reader = create_reader(
cfg.TrainReader, (cfg.max_iters - start_iter) * devices_num,
cfg,
devices_num=devices_num)
train_loader.set_sample_list_generator(train_reader, place)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
train_stats = TrainingStats(cfg.log_smooth_window, train_keys)
train_loader.start()
start_time = time.time()
end_time = time.time()
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
time_stat = deque(maxlen=cfg.log_smooth_window)
best_box_ap_list = [0.0, 0] #[map, iter]
# use VisualDL to log data
if FLAGS.use_vdl:
from visualdl import LogWriter
vdl_writer = LogWriter(FLAGS.vdl_log_dir)
vdl_loss_step = 0
vdl_mAP_step = 0
for it in range(start_iter, cfg.max_iters):
start_time = end_time
end_time = time.time()
time_stat.append(end_time - start_time)
time_cost = np.mean(time_stat)
eta_sec = (cfg.max_iters - it) * time_cost
eta = str(datetime.timedelta(seconds=int(eta_sec)))
outs = exe.run(compiled_train_prog, fetch_list=train_values)
stats = {k: np.array(v).mean() for k, v in zip(train_keys, outs[:-1])}
# use vdl-paddle to log loss
if FLAGS.use_vdl:
if it % cfg.log_iter == 0:
for loss_name, loss_value in stats.items():
vdl_writer.add_scalar(loss_name, loss_value, vdl_loss_step)
vdl_loss_step += 1
train_stats.update(stats)
logs = train_stats.log()
if it % cfg.log_iter == 0 and (not FLAGS.dist or trainer_id == 0):
strs = 'iter: {}, lr: {:.6f}, {}, time: {:.3f}, eta: {}'.format(
it, np.mean(outs[-1]), logs, time_cost, eta)
logger.info(strs)
# NOTE : profiler tools, used for benchmark
if FLAGS.is_profiler and it == 5:
profiler.start_profiler("All")
elif FLAGS.is_profiler and it == 10:
profiler.stop_profiler("total", FLAGS.profiler_path)
return
if (it > 0 and it % cfg.snapshot_iter == 0 or it == cfg.max_iters - 1) \
and (not FLAGS.dist or trainer_id == 0):
save_name = str(it) if it != cfg.max_iters - 1 else "model_final"
if 'use_ema' in cfg and cfg['use_ema']:
exe.run(ema.apply_program)
checkpoint.save(exe, train_prog, os.path.join(save_dir, save_name))
if FLAGS.eval:
# evaluation
resolution = None
if 'Mask' in cfg.architecture:
resolution = model.mask_head.resolution
results = eval_run(
exe,
compiled_eval_prog,
eval_loader,
eval_keys,
eval_values,
eval_cls,
cfg,
resolution=resolution)
box_ap_stats = eval_results(
results, cfg.metric, cfg.num_classes, resolution,
is_bbox_normalized, FLAGS.output_eval, map_type,
cfg['EvalReader']['dataset'])
# use vdl_paddle to log mAP
if FLAGS.use_vdl:
vdl_writer.add_scalar("mAP", box_ap_stats[0], vdl_mAP_step)
vdl_mAP_step += 1
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = it
checkpoint.save(exe, train_prog,
os.path.join(save_dir, "best_model"))
logger.info("Best test box ap: {}, in iter: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
if 'use_ema' in cfg and cfg['use_ema']:
exe.run(ema.restore_program)
train_loader.reset()
def main():
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
if 'log_iter' not in cfg:
cfg.log_iter = 20
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(
os.environ.get('CPU_NUM', multiprocessing.cpu_count()))
if 'train_feed' not in cfg:
train_feed = create(main_arch + 'TrainFeed')
else:
train_feed = create(cfg.train_feed)
if FLAGS.eval:
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
# build program
startup_prog = fluid.Program()
train_prog = fluid.Program()
with fluid.program_guard(train_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
train_pyreader, feed_vars = create_feed(train_feed)
train_fetches = model.train(feed_vars)
loss = train_fetches['loss']
lr = lr_builder()
optimizer = optim_builder(lr)
optimizer.minimize(loss)
train_reader = create_reader(train_feed, cfg.max_iters * devices_num,
FLAGS.dataset_dir)
train_pyreader.decorate_sample_list_generator(train_reader, place)
# parse train fetches
train_keys, train_values, _ = parse_fetches(train_fetches)
train_values.append(lr)
if FLAGS.eval:
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
eval_pyreader, feed_vars = create_feed(eval_feed)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(eval_feed, args_path=FLAGS.dataset_dir)
eval_pyreader.decorate_sample_list_generator(eval_reader, place)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_box', 'gt_label', 'is_difficult']
eval_keys, eval_values, eval_cls = parse_fetches(
fetches, eval_prog, extra_keys)
# compile program for multi-devices
build_strategy = fluid.BuildStrategy()
build_strategy.memory_optimize = False
build_strategy.enable_inplace = False
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
# only enable sync_bn in multi GPU devices
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
train_compile_program = fluid.compiler.CompiledProgram(
train_prog).with_data_parallel(loss_name=loss.name,
build_strategy=build_strategy)
if FLAGS.eval:
eval_compile_program = fluid.compiler.CompiledProgram(eval_prog)
exe.run(startup_prog)
fuse_bn = getattr(model.backbone, 'norm_type', None) == 'affine_channel'
start_iter = 0
if FLAGS.resume_checkpoint:
checkpoint.load_checkpoint(exe, train_prog, FLAGS.resume_checkpoint)
start_iter = checkpoint.global_step()
elif cfg.pretrain_weights and fuse_bn:
checkpoint.load_and_fusebn(exe, train_prog, cfg.pretrain_weights)
elif cfg.pretrain_weights:
checkpoint.load_pretrain(exe, train_prog, cfg.pretrain_weights)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
train_stats = TrainingStats(cfg.log_smooth_window, train_keys)
train_pyreader.start()
start_time = time.time()
end_time = time.time()
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
time_stat = deque(maxlen=cfg.log_iter)
best_box_ap_list = [0.0, 0] #[map, iter]
for it in range(start_iter, cfg.max_iters):
start_time = end_time
end_time = time.time()
time_stat.append(end_time - start_time)
time_cost = np.mean(time_stat)
eta_sec = (cfg.max_iters - it) * time_cost
eta = str(datetime.timedelta(seconds=int(eta_sec)))
outs = exe.run(train_compile_program, fetch_list=train_values)
stats = {k: np.array(v).mean() for k, v in zip(train_keys, outs[:-1])}
train_stats.update(stats)
logs = train_stats.log()
if it % cfg.log_iter == 0:
strs = 'iter: {}, lr: {:.6f}, {}, time: {:.3f}, eta: {}'.format(
it, np.mean(outs[-1]), logs, time_cost, eta)
logger.info(strs)
if it > 0 and it % cfg.snapshot_iter == 0 or it == cfg.max_iters - 1:
save_name = str(it) if it != cfg.max_iters - 1 else "model_final"
checkpoint.save(exe, train_prog, os.path.join(save_dir, save_name))
if FLAGS.eval:
# evaluation
results = eval_run(exe, eval_compile_program, eval_pyreader,
eval_keys, eval_values, eval_cls)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
box_ap_stats = eval_results(results, eval_feed, cfg.metric,
cfg.num_classes, resolution,
is_bbox_normalized,
FLAGS.output_eval)
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = it
checkpoint.save(exe, train_prog,
os.path.join(save_dir, "best_model"))
logger.info("Best test box ap: {}, in iter: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_pyreader.reset()
def main():
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
if 'log_iter' not in cfg:
cfg.log_iter = 20
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(
os.environ.get('CPU_NUM', multiprocessing.cpu_count()))
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
_, test_feed_vars = create_feed(eval_feed, False)
eval_reader = create_reader(eval_feed, args_path=FLAGS.dataset_dir)
#eval_pyreader.decorate_sample_list_generator(eval_reader, place)
test_data_feed = fluid.DataFeeder(test_feed_vars.values(), place)
assert os.path.exists(FLAGS.model_path)
infer_prog, feed_names, fetch_targets = fluid.io.load_inference_model(
dirname=FLAGS.model_path,
executor=exe,
model_filename='__model__.infer',
params_filename='__params__')
eval_keys = ['bbox', 'gt_box', 'gt_label', 'is_difficult']
eval_values = [
'multiclass_nms_0.tmp_0', 'gt_box', 'gt_label', 'is_difficult'
]
eval_cls = []
eval_values[0] = fetch_targets[0]
results = eval_run(exe, infer_prog, eval_reader, eval_keys, eval_values,
eval_cls, test_data_feed)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
box_ap_stats = eval_results(results, eval_feed, cfg.metric,
cfg.num_classes, resolution, False,
FLAGS.output_eval)
logger.info("freeze the graph for inference")
test_graph = IrGraph(core.Graph(infer_prog.desc), for_test=True)
freeze_pass = QuantizationFreezePass(
scope=fluid.global_scope(),
place=place,
weight_quantize_type=FLAGS.weight_quant_type)
freeze_pass.apply(test_graph)
server_program = test_graph.to_program()
fluid.io.save_inference_model(dirname=os.path.join(FLAGS.save_path,
'float'),
feeded_var_names=feed_names,
target_vars=fetch_targets,
executor=exe,
main_program=server_program,
model_filename='model',
params_filename='weights')
logger.info("convert the weights into int8 type")
convert_int8_pass = ConvertToInt8Pass(scope=fluid.global_scope(),
place=place)
convert_int8_pass.apply(test_graph)
server_int8_program = test_graph.to_program()
fluid.io.save_inference_model(dirname=os.path.join(FLAGS.save_path,
'int8'),
feeded_var_names=feed_names,
target_vars=fetch_targets,
executor=exe,
main_program=server_int8_program,
model_filename='model',
params_filename='weights')
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
main_arch = cfg.architecture
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
test_feed_vars, loader = model.build_inputs(**inputs_def)
test_fetches = model.eval(test_feed_vars)
eval_prog = eval_prog.clone(True)
reader = create_reader(cfg.EvalReader)
loader.set_sample_list_generator(reader, place)
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(cfg.metric,
json_directory=FLAGS.output_eval,
dataset=dataset)
return
assert cfg.metric != 'OID', "eval process of OID dataset \
is not supported."
if cfg.metric == "WIDERFACE":
raise ValueError("metric type {} does not support in tools/eval.py, "
"please use tools/face_eval.py".format(cfg.metric))
assert cfg.metric in ['COCO', 'VOC'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
keys, values, cls = parse_fetches(test_fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
dataset = cfg['EvalReader']['dataset']
sub_eval_prog = None
sub_keys = None
sub_values = None
not_quant_pattern = []
if FLAGS.not_quant_pattern:
not_quant_pattern = FLAGS.not_quant_pattern
config = {
'weight_quantize_type': 'channel_wise_abs_max',
'activation_quantize_type': 'moving_average_abs_max',
'quantize_op_types': ['depthwise_conv2d', 'mul', 'conv2d'],
'not_quant_pattern': not_quant_pattern
}
eval_prog = quant_aware(eval_prog, place, config, for_test=True)
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_params(exe, eval_prog, cfg.weights)
eval_prog = convert(eval_prog, place, config, save_int8=False)
compile_program = fluid.compiler.CompiledProgram(
eval_prog).with_data_parallel()
results = eval_run(exe, compile_program, loader, keys, values, cls, cfg,
sub_eval_prog, sub_keys, sub_values)
# evaluation
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
eval_results(results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset)
def run(FLAGS, cfg, place):
# Model
main_arch = cfg.architecture
model = create(cfg.architecture)
# Init Model
load_weight(model, cfg.weights)
# Data Reader
dataset = cfg.EvalDataset
eval_loader = create('EvalReader')(dataset, cfg['worker_num'])
extra_key = ['im_shape', 'scale_factor', 'im_id']
if cfg.metric == 'VOC':
extra_key += ['gt_bbox', 'gt_class', 'difficult']
# Run Eval
outs_res = []
sample_num = 0
start_time = time.time()
for iter_id, data in enumerate(eval_loader):
# forward
model.eval()
outs = model(data, mode='infer')
for key in extra_key:
outs[key] = data[key]
for key, value in outs.items():
outs[key] = value.numpy()
if 'mask' in outs and 'bbox' in outs:
mask_resolution = model.mask_post_process.mask_resolution
from ppdet.py_op.post_process import mask_post_process
outs['mask'] = mask_post_process(outs, outs['im_shape'],
outs['scale_factor'],
mask_resolution)
outs_res.append(outs)
# log
sample_num += outs['im_id'].shape[0]
if iter_id % 100 == 0:
logger.info("Eval iter: {}".format(iter_id))
cost_time = time.time() - start_time
logger.info('Total sample number: {}, averge FPS: {}'.format(
sample_num, sample_num / cost_time))
eval_type = []
if 'bbox' in outs:
eval_type.append('bbox')
if 'mask' in outs:
eval_type.append('mask')
# Metric
# TODO: support other metric
with_background = cfg.with_background
use_default_label = dataset.use_default_label
if cfg.metric == 'COCO':
from ppdet.utils.coco_eval import get_category_info
clsid2catid, catid2name = get_category_info(dataset.get_anno(),
with_background,
use_default_label)
infer_res = get_infer_results(outs_res, eval_type, clsid2catid)
elif cfg.metric == 'VOC':
from ppdet.utils.voc_eval import get_category_info
clsid2catid, catid2name = get_category_info(dataset.get_label_list(),
with_background,
use_default_label)
infer_res = outs_res
eval_results(infer_res, cfg.metric, dataset)
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(
os.environ.get('CPU_NUM', multiprocessing.cpu_count()))
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
pyreader, feed_vars = create_feed(eval_feed)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
reader = create_reader(eval_feed)
pyreader.decorate_sample_list_generator(reader, place)
# compile program for multi-devices
if devices_num <= 1:
compile_program = fluid.compiler.CompiledProgram(eval_prog)
else:
build_strategy = fluid.BuildStrategy()
build_strategy.memory_optimize = False
build_strategy.enable_inplace = False
compile_program = fluid.compiler.CompiledProgram(
eval_prog).with_data_parallel(build_strategy=build_strategy)
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_pretrain(exe, eval_prog, cfg.weights)
extra_keys = []
if 'metric' in cfg and cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
results = eval_run(exe, compile_program, pyreader, keys, values, cls)
# evaluation
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
eval_results(results, eval_feed, cfg.metric, resolution, FLAGS.output_file)
def main():
env = os.environ
FLAGS.dist = 'PADDLE_TRAINER_ID' in env and 'PADDLE_TRAINERS_NUM' in env
if FLAGS.dist:
trainer_id = int(env['PADDLE_TRAINER_ID'])
import random
local_seed = (99 + trainer_id)
random.seed(local_seed)
np.random.seed(local_seed)
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
main_arch = cfg.architecture
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(os.environ.get('CPU_NUM', 1))
if 'FLAGS_selected_gpus' in env:
device_id = int(env['FLAGS_selected_gpus'])
else:
device_id = 0
place = fluid.CUDAPlace(device_id) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
# build program
startup_prog = fluid.Program()
train_prog = fluid.Program()
with fluid.program_guard(train_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
if FLAGS.fp16:
assert (getattr(model.backbone, 'norm_type', None)
!= 'affine_channel'), \
'--fp16 currently does not support affine channel, ' \
' please modify backbone settings to use batch norm'
with mixed_precision_context(FLAGS.loss_scale, FLAGS.fp16) as ctx:
inputs_def = cfg['TrainReader']['inputs_def']
feed_vars, train_loader = model.build_inputs(**inputs_def)
train_fetches = model.train(feed_vars)
loss = train_fetches['loss']
if FLAGS.fp16:
loss *= ctx.get_loss_scale_var()
lr = lr_builder()
optimizer = optim_builder(lr)
optimizer.minimize(loss)
if FLAGS.fp16:
loss /= ctx.get_loss_scale_var()
# parse train fetches
train_keys, train_values, _ = parse_fetches(train_fetches)
train_values.append(lr)
if FLAGS.print_params:
param_delimit_str = '-' * 20 + "All parameters in current graph" + '-' * 20
print(param_delimit_str)
for block in train_prog.blocks:
for param in block.all_parameters():
print("parameter name: {}\tshape: {}".format(param.name,
param.shape))
print('-' * len(param_delimit_str))
return
if FLAGS.eval:
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(cfg.EvalReader)
eval_loader.set_sample_list_generator(eval_reader, place)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
if cfg.metric == 'WIDERFACE':
extra_keys = ['im_id', 'im_shape', 'gt_bbox']
eval_keys, eval_values, eval_cls = parse_fetches(fetches, eval_prog,
extra_keys)
# compile program for multi-devices
build_strategy = fluid.BuildStrategy()
build_strategy.fuse_all_optimizer_ops = False
build_strategy.fuse_elewise_add_act_ops = True
# only enable sync_bn in multi GPU devices
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
exec_strategy = fluid.ExecutionStrategy()
# iteration number when CompiledProgram tries to drop local execution scopes.
# Set it to be 1 to save memory usages, so that unused variables in
# local execution scopes can be deleted after each iteration.
exec_strategy.num_iteration_per_drop_scope = 1
if FLAGS.dist:
dist_utils.prepare_for_multi_process(exe, build_strategy, startup_prog,
train_prog)
exec_strategy.num_threads = 1
exe.run(startup_prog)
fuse_bn = getattr(model.backbone, 'norm_type', None) == 'affine_channel'
start_iter = 0
if cfg.pretrain_weights:
checkpoint.load_params(exe, train_prog, cfg.pretrain_weights)
pruned_params = FLAGS.pruned_params
assert FLAGS.pruned_params is not None, \
"FLAGS.pruned_params is empty!!! Please set it by '--pruned_params' option."
pruned_params = FLAGS.pruned_params.strip().split(",")
logger.info("pruned params: {}".format(pruned_params))
pruned_ratios = [float(n) for n in FLAGS.pruned_ratios.strip().split(",")]
logger.info("pruned ratios: {}".format(pruned_ratios))
assert len(pruned_params) == len(pruned_ratios), \
"The length of pruned params and pruned ratios should be equal."
assert (pruned_ratios > [0] * len(pruned_ratios) and
pruned_ratios < [1] * len(pruned_ratios)
), "The elements of pruned ratios should be in range (0, 1)."
assert FLAGS.prune_criterion in ['l1_norm', 'geometry_median'], \
"unsupported prune criterion {}".format(FLAGS.prune_criterion)
pruner = Pruner(criterion=FLAGS.prune_criterion)
train_prog = pruner.prune(
train_prog,
fluid.global_scope(),
params=pruned_params,
ratios=pruned_ratios,
place=place,
only_graph=False)[0]
compiled_train_prog = fluid.CompiledProgram(train_prog).with_data_parallel(
loss_name=loss.name,
build_strategy=build_strategy,
exec_strategy=exec_strategy)
if FLAGS.eval:
base_flops = flops(eval_prog)
eval_prog = pruner.prune(
eval_prog,
fluid.global_scope(),
params=pruned_params,
ratios=pruned_ratios,
place=place,
only_graph=True)[0]
pruned_flops = flops(eval_prog)
logger.info("FLOPs -{}; total FLOPs: {}; pruned FLOPs: {}".format(
float(base_flops - pruned_flops) / base_flops, base_flops,
pruned_flops))
compiled_eval_prog = fluid.compiler.CompiledProgram(eval_prog)
if FLAGS.resume_checkpoint:
checkpoint.load_checkpoint(exe, train_prog, FLAGS.resume_checkpoint)
start_iter = checkpoint.global_step()
train_reader = create_reader(cfg.TrainReader, (cfg.max_iters - start_iter) *
devices_num, cfg)
train_loader.set_sample_list_generator(train_reader, place)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
train_stats = TrainingStats(cfg.log_smooth_window, train_keys)
train_loader.start()
start_time = time.time()
end_time = time.time()
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
time_stat = deque(maxlen=cfg.log_smooth_window)
best_box_ap_list = [0.0, 0] #[map, iter]
# use tb-paddle to log data
if FLAGS.use_tb:
from tb_paddle import SummaryWriter
tb_writer = SummaryWriter(FLAGS.tb_log_dir)
tb_loss_step = 0
tb_mAP_step = 0
if FLAGS.eval:
# evaluation
results = eval_run(exe, compiled_eval_prog, eval_loader, eval_keys,
eval_values, eval_cls, cfg)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
dataset = cfg['EvalReader']['dataset']
box_ap_stats = eval_results(
results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset)
for it in range(start_iter, cfg.max_iters):
start_time = end_time
end_time = time.time()
time_stat.append(end_time - start_time)
time_cost = np.mean(time_stat)
eta_sec = (cfg.max_iters - it) * time_cost
eta = str(datetime.timedelta(seconds=int(eta_sec)))
outs = exe.run(compiled_train_prog, fetch_list=train_values)
stats = {k: np.array(v).mean() for k, v in zip(train_keys, outs[:-1])}
# use tb-paddle to log loss
if FLAGS.use_tb:
if it % cfg.log_iter == 0:
for loss_name, loss_value in stats.items():
tb_writer.add_scalar(loss_name, loss_value, tb_loss_step)
tb_loss_step += 1
train_stats.update(stats)
logs = train_stats.log()
if it % cfg.log_iter == 0 and (not FLAGS.dist or trainer_id == 0):
strs = 'iter: {}, lr: {:.6f}, {}, time: {:.3f}, eta: {}'.format(
it, np.mean(outs[-1]), logs, time_cost, eta)
logger.info(strs)
if (it > 0 and it % cfg.snapshot_iter == 0 or it == cfg.max_iters - 1) \
and (not FLAGS.dist or trainer_id == 0):
save_name = str(it) if it != cfg.max_iters - 1 else "model_final"
checkpoint.save(exe, train_prog, os.path.join(save_dir, save_name))
if FLAGS.eval:
# evaluation
results = eval_run(
exe,
compiled_eval_prog,
eval_loader,
eval_keys,
eval_values,
eval_cls,
cfg=cfg)
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
box_ap_stats = eval_results(
results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset)
# use tb_paddle to log mAP
if FLAGS.use_tb:
tb_writer.add_scalar("mAP", box_ap_stats[0], tb_mAP_step)
tb_mAP_step += 1
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = it
checkpoint.save(exe, train_prog,
os.path.join(save_dir, "best_model"))
logger.info("Best test box ap: {}, in iter: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_loader.reset()
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
use_xpu = False
if hasattr(cfg, 'use_xpu'):
check_xpu(cfg.use_xpu)
use_xpu = cfg.use_xpu
# check if paddlepaddle version is satisfied
check_version()
assert not (use_xpu and cfg.use_gpu), \
'Can not run on both XPU and GPU'
main_arch = cfg.architecture
multi_scale_test = getattr(cfg, 'MultiScaleTEST', None)
# define executor
if cfg.use_gpu:
place = fluid.CUDAPlace(0)
elif use_xpu:
place = fluid.XPUPlace(0)
else:
place = fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, loader = model.build_inputs(**inputs_def)
if multi_scale_test is None:
fetches = model.eval(feed_vars)
else:
fetches = model.eval(feed_vars, multi_scale_test)
eval_prog = eval_prog.clone(True)
reader = create_reader(cfg.EvalReader, devices_num=1)
# When iterable mode, set set_sample_list_generator(reader, place)
loader.set_sample_list_generator(reader)
dataset = cfg['EvalReader']['dataset']
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(
cfg.metric, json_directory=FLAGS.output_eval, dataset=dataset)
return
compile_program = fluid.CompiledProgram(eval_prog).with_data_parallel()
if use_xpu:
compile_program = eval_prog
assert cfg.metric != 'OID', "eval process of OID dataset \
is not supported."
if cfg.metric == "WIDERFACE":
raise ValueError("metric type {} does not support in tools/eval.py, "
"please use tools/face_eval.py".format(cfg.metric))
assert cfg.metric in ['COCO', 'VOC'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
sub_eval_prog = None
sub_keys = None
sub_values = None
# build sub-program
if 'Mask' in main_arch and multi_scale_test:
sub_eval_prog = fluid.Program()
with fluid.program_guard(sub_eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
inputs_def['mask_branch'] = True
feed_vars, eval_loader = model.build_inputs(**inputs_def)
sub_fetches = model.eval(
feed_vars, multi_scale_test, mask_branch=True)
assert cfg.metric == 'COCO'
extra_keys = ['im_id', 'im_shape']
sub_keys, sub_values, _ = parse_fetches(sub_fetches, sub_eval_prog,
extra_keys)
sub_eval_prog = sub_eval_prog.clone(True)
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_params(exe, startup_prog, cfg.weights)
resolution = None
if 'Mask' in cfg.architecture or cfg.architecture == 'HybridTaskCascade':
resolution = model.mask_head.resolution
results = eval_run(exe, compile_program, loader, keys, values, cls, cfg,
sub_eval_prog, sub_keys, sub_values, resolution)
# evaluation
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
save_only = getattr(cfg, 'save_prediction_only', False)
eval_results(
results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset,
save_only=save_only)
def main():
env = os.environ
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
main_arch = cfg.architecture
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(os.environ.get('CPU_NUM', 1))
if 'FLAGS_selected_gpus' in env:
device_id = int(env['FLAGS_selected_gpus'])
else:
device_id = 0
place = fluid.CUDAPlace(device_id) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
inputs_def = cfg['TrainReader']['inputs_def']
train_feed_vars, train_loader = model.build_inputs(**inputs_def)
train_fetches = model.train(train_feed_vars)
loss = train_fetches['loss']
start_iter = 0
train_reader = create_reader(cfg.TrainReader,
(cfg.max_iters - start_iter) * devices_num,
cfg)
train_loader.set_sample_list_generator(train_reader, place)
# get all student variables
student_vars = []
for v in fluid.default_main_program().list_vars():
try:
student_vars.append((v.name, v.shape))
except:
pass
# uncomment the following lines to print all student variables
# print("="*50 + "student_model_vars" + "="*50)
# print(student_vars)
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, fluid.default_startup_program()):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg['EvalReader']['inputs_def']
test_feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(test_feed_vars)
eval_prog = eval_prog.clone(True)
eval_reader = create_reader(cfg.EvalReader)
eval_loader.set_sample_list_generator(eval_reader, place)
# parse eval fetches
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
eval_keys, eval_values, eval_cls = parse_fetches(fetches, eval_prog,
extra_keys)
teacher_cfg = load_config(FLAGS.teacher_config)
merge_config(FLAGS.opt)
teacher_arch = teacher_cfg.architecture
teacher_program = fluid.Program()
teacher_startup_program = fluid.Program()
with fluid.program_guard(teacher_program, teacher_startup_program):
with fluid.unique_name.guard():
teacher_feed_vars = OrderedDict()
for name, var in train_feed_vars.items():
teacher_feed_vars[name] = teacher_program.global_block(
)._clone_variable(var, force_persistable=False)
model = create(teacher_arch)
train_fetches = model.train(teacher_feed_vars)
teacher_loss = train_fetches['loss']
# get all teacher variables
teacher_vars = []
for v in teacher_program.list_vars():
try:
teacher_vars.append((v.name, v.shape))
except:
pass
# uncomment the following lines to print all teacher variables
# print("="*50 + "teacher_model_vars" + "="*50)
# print(teacher_vars)
exe.run(teacher_startup_program)
assert FLAGS.teacher_pretrained, "teacher_pretrained should be set"
checkpoint.load_params(exe, teacher_program, FLAGS.teacher_pretrained)
teacher_program = teacher_program.clone(for_test=True)
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
data_name_map = {
'target0': 'target0',
'target1': 'target1',
'target2': 'target2',
'image': 'image',
'gt_bbox': 'gt_bbox',
'gt_class': 'gt_class',
'gt_score': 'gt_score'
}
merge(teacher_program, fluid.default_main_program(), data_name_map, place)
yolo_output_names = [
'strided_slice_0.tmp_0', 'strided_slice_1.tmp_0',
'strided_slice_2.tmp_0', 'strided_slice_3.tmp_0',
'strided_slice_4.tmp_0', 'transpose_0.tmp_0', 'strided_slice_5.tmp_0',
'strided_slice_6.tmp_0', 'strided_slice_7.tmp_0',
'strided_slice_8.tmp_0', 'strided_slice_9.tmp_0', 'transpose_2.tmp_0',
'strided_slice_10.tmp_0', 'strided_slice_11.tmp_0',
'strided_slice_12.tmp_0', 'strided_slice_13.tmp_0',
'strided_slice_14.tmp_0', 'transpose_4.tmp_0'
]
distill_pairs = [['teacher_conv2d_6.tmp_1', 'conv2d_20.tmp_1'],
['teacher_conv2d_14.tmp_1', 'conv2d_28.tmp_1'],
['teacher_conv2d_22.tmp_1', 'conv2d_36.tmp_1']]
distill_loss = l2_distill(
distill_pairs,
100) if not cfg.use_fine_grained_loss else split_distill(
yolo_output_names, 1000)
loss = distill_loss + loss
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
lr = lr_builder()
opt = optim_builder(lr)
opt.minimize(loss)
exe.run(fluid.default_startup_program())
fuse_bn = getattr(model.backbone, 'norm_type', None) == 'affine_channel'
ignore_params = cfg.finetune_exclude_pretrained_params \
if 'finetune_exclude_pretrained_params' in cfg else []
if FLAGS.resume_checkpoint:
checkpoint.load_checkpoint(exe, fluid.default_main_program(),
FLAGS.resume_checkpoint)
start_iter = checkpoint.global_step()
elif cfg.pretrain_weights and fuse_bn and not ignore_params:
checkpoint.load_and_fusebn(exe, fluid.default_main_program(),
cfg.pretrain_weights)
elif cfg.pretrain_weights:
checkpoint.load_params(exe,
fluid.default_main_program(),
cfg.pretrain_weights,
ignore_params=ignore_params)
build_strategy = fluid.BuildStrategy()
build_strategy.fuse_all_reduce_ops = False
build_strategy.fuse_all_optimizer_ops = False
# only enable sync_bn in multi GPU devices
sync_bn = getattr(model.backbone, 'norm_type', None) == 'sync_bn'
build_strategy.sync_batch_norm = sync_bn and devices_num > 1 \
and cfg.use_gpu
exec_strategy = fluid.ExecutionStrategy()
# iteration number when CompiledProgram tries to drop local execution scopes.
# Set it to be 1 to save memory usages, so that unused variables in
# local execution scopes can be deleted after each iteration.
exec_strategy.num_iteration_per_drop_scope = 1
parallel_main = fluid.CompiledProgram(
fluid.default_main_program()).with_data_parallel(
loss_name=loss.name,
build_strategy=build_strategy,
exec_strategy=exec_strategy)
compiled_eval_prog = fluid.compiler.CompiledProgram(eval_prog)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
map_type = cfg.map_type if 'map_type' in cfg else '11point'
best_box_ap_list = [0.0, 0] #[map, iter]
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
train_loader.start()
for step_id in range(start_iter, cfg.max_iters):
teacher_loss_np, distill_loss_np, loss_np, lr_np = exe.run(
parallel_main,
fetch_list=[
'teacher_' + teacher_loss.name, distill_loss.name, loss.name,
lr.name
])
if step_id % cfg.log_iter == 0:
logger.info(
"step {} lr {:.6f}, loss {:.6f}, distill_loss {:.6f}, teacher_loss {:.6f}"
.format(step_id, lr_np[0], loss_np[0], distill_loss_np[0],
teacher_loss_np[0]))
if step_id % cfg.snapshot_iter == 0 and step_id != 0 or step_id == cfg.max_iters - 1:
save_name = str(
step_id) if step_id != cfg.max_iters - 1 else "model_final"
checkpoint.save(exe, fluid.default_main_program(),
os.path.join(save_dir, save_name))
if FLAGS.save_inference:
feeded_var_names = ['image', 'im_size']
targets = list(fetches.values())
fluid.io.save_inference_model(save_dir + '/infer',
feeded_var_names, targets, exe,
eval_prog)
# eval
results = eval_run(exe, compiled_eval_prog, eval_loader, eval_keys,
eval_values, eval_cls, cfg)
resolution = None
box_ap_stats = eval_results(results, cfg.metric, cfg.num_classes,
resolution, is_bbox_normalized,
FLAGS.output_eval, map_type,
cfg['EvalReader']['dataset'])
if box_ap_stats[0] > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats[0]
best_box_ap_list[1] = step_id
checkpoint.save(exe, fluid.default_main_program(),
os.path.join(save_dir, "best_model"))
if FLAGS.save_inference:
feeded_var_names = ['image', 'im_size']
targets = list(fetches.values())
fluid.io.save_inference_model(save_dir + '/infer',
feeded_var_names, targets,
exe, eval_prog)
logger.info("Best test box ap: {}, in step: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_loader.reset()
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
main_arch = cfg.architecture
multi_scale_test = getattr(cfg, 'MultiScaleTEST', None)
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, loader = model.build_inputs(**inputs_def)
if multi_scale_test is None:
fetches = model.eval(feed_vars)
else:
fetches = model.eval(feed_vars, multi_scale_test)
eval_prog = eval_prog.clone(True)
reader = create_reader(cfg.EvalReader, devices_num=1)
loader.set_sample_list_generator(reader, place)
dataset = cfg['EvalReader']['dataset']
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(cfg.metric,
json_directory=FLAGS.output_eval,
dataset=dataset)
return
compile_program = fluid.compiler.CompiledProgram(
eval_prog).with_data_parallel()
assert cfg.metric != 'OID', "eval process of OID dataset \
is not supported."
if cfg.metric == "WIDERFACE":
raise ValueError("metric type {} does not support in tools/eval.py, "
"please use tools/face_eval.py".format(cfg.metric))
assert cfg.metric in ['COCO', 'VOC', 'traffic'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
elif cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
else:
extra_keys = ['gt_bbox', 'gt_class', 'im_id']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
sub_eval_prog = None
sub_keys = None
sub_values = None
# build sub-program
if 'Mask' in main_arch and multi_scale_test:
sub_eval_prog = fluid.Program()
with fluid.program_guard(sub_eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
inputs_def['mask_branch'] = True
feed_vars, eval_loader = model.build_inputs(**inputs_def)
sub_fetches = model.eval(feed_vars,
multi_scale_test,
mask_branch=True)
assert cfg.metric == 'COCO'
extra_keys = ['im_id', 'im_shape']
sub_keys, sub_values, _ = parse_fetches(sub_fetches, sub_eval_prog,
extra_keys)
sub_eval_prog = sub_eval_prog.clone(True)
#if 'weights' in cfg:
# checkpoint.load_params(exe, sub_eval_prog, cfg.weights)
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_params(exe, startup_prog, cfg.weights)
resolution = None
if 'Mask' in cfg.architecture:
resolution = model.mask_head.resolution
results = eval_run(exe, compile_program, loader, keys, values, cls, cfg,
sub_eval_prog, sub_keys, sub_values, resolution)
save_only = getattr(cfg, 'save_prediction_only', False)
if cfg.metric == 'traffic':
from ppdet.utils.traffic_eval import get_category_info, bbox2out, write_output
with_background = dataset.with_background
dataset_dir = dataset.dataset_dir
im_info_file = os.path.join(dataset_dir, 'data_info.txt')
clsid2catid, catid2name = get_category_info(
with_background=with_background)
xywh_results = bbox2out(results,
clsid2catid,
is_bbox_normalized=is_bbox_normalized)
if save_only:
write_output(xywh_results,
im_info_file,
catid2name,
dataset.get_anno(),
threshold=0.63,
outpath='output/detect')
return
# evaluation
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
eval_results(results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset,
save_only=save_only)
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
check_config(cfg)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
# check if paddlepaddle version is satisfied
check_version()
main_arch = cfg.architecture
multi_scale_test = getattr(cfg, 'MultiScaleTEST', None)
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
feed_vars, loader = model.build_inputs(**inputs_def)
if multi_scale_test is None:
fetches = model.eval(feed_vars)
else:
fetches = model.eval(feed_vars, multi_scale_test)
eval_prog = eval_prog.clone(True)
exe.run(startup_prog)
reader = create_reader(cfg.EvalReader)
# When iterable mode, set set_sample_list_generator(reader, place)
loader.set_sample_list_generator(reader)
dataset = cfg['EvalReader']['dataset']
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(
cfg.metric, json_directory=FLAGS.output_eval, dataset=dataset)
return
pruned_params = FLAGS.pruned_params
assert (
FLAGS.pruned_params is not None
), "FLAGS.pruned_params is empty!!! Please set it by '--pruned_params' option."
pruned_params = FLAGS.pruned_params.strip().split(",")
logger.info("pruned params: {}".format(pruned_params))
pruned_ratios = [float(n) for n in FLAGS.pruned_ratios.strip().split(",")]
logger.info("pruned ratios: {}".format(pruned_ratios))
assert (len(pruned_params) == len(pruned_ratios)
), "The length of pruned params and pruned ratios should be equal."
assert (pruned_ratios > [0] * len(pruned_ratios) and
pruned_ratios < [1] * len(pruned_ratios)
), "The elements of pruned ratios should be in range (0, 1)."
base_flops = flops(eval_prog)
pruner = Pruner()
eval_prog, _, _ = pruner.prune(
eval_prog,
fluid.global_scope(),
params=pruned_params,
ratios=pruned_ratios,
place=place,
only_graph=False)
pruned_flops = flops(eval_prog)
logger.info("pruned FLOPS: {}".format(
float(base_flops - pruned_flops) / base_flops))
compile_program = fluid.CompiledProgram(eval_prog).with_data_parallel()
assert cfg.metric != 'OID', "eval process of OID dataset \
is not supported."
if cfg.metric == "WIDERFACE":
raise ValueError("metric type {} does not support in tools/eval.py, "
"please use tools/face_eval.py".format(cfg.metric))
assert cfg.metric in ['COCO', 'VOC'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
sub_eval_prog = None
sub_keys = None
sub_values = None
# build sub-program
if 'Mask' in main_arch and multi_scale_test:
sub_eval_prog = fluid.Program()
with fluid.program_guard(sub_eval_prog, startup_prog):
with fluid.unique_name.guard():
inputs_def = cfg['EvalReader']['inputs_def']
inputs_def['mask_branch'] = True
feed_vars, eval_loader = model.build_inputs(**inputs_def)
sub_fetches = model.eval(
feed_vars, multi_scale_test, mask_branch=True)
assert cfg.metric == 'COCO'
extra_keys = ['im_id', 'im_shape']
sub_keys, sub_values, _ = parse_fetches(sub_fetches, sub_eval_prog,
extra_keys)
sub_eval_prog = sub_eval_prog.clone(True)
# load model
if 'weights' in cfg:
checkpoint.load_checkpoint(exe, eval_prog, cfg.weights)
resolution = None
if 'Mask' in cfg.architecture:
resolution = model.mask_head.resolution
results = eval_run(
exe,
compile_program,
loader,
keys,
values,
cls,
cfg,
sub_eval_prog,
sub_keys,
sub_values,
resolution=resolution)
# if map_type not set, use default 11point, only use in VOC eval
map_type = cfg.map_type if 'map_type' in cfg else '11point'
eval_results(
results,
cfg.metric,
cfg.num_classes,
resolution,
is_bbox_normalized,
FLAGS.output_eval,
map_type,
dataset=dataset)
def main():
"""
Main evaluate function
"""
cfg = load_config(FLAGS.config)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
merge_config(FLAGS.opt)
# check if set use_gpu=True in paddlepaddle cpu version
check_gpu(cfg.use_gpu)
if cfg.use_gpu:
devices_num = fluid.core.get_cuda_device_count()
else:
devices_num = int(
os.environ.get('CPU_NUM', multiprocessing.cpu_count()))
if 'eval_feed' not in cfg:
eval_feed = create(main_arch + 'EvalFeed')
else:
eval_feed = create(cfg.eval_feed)
# define executor
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# build program
model = create(main_arch)
startup_prog = fluid.Program()
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
pyreader, feed_vars = create_feed(eval_feed)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
reader = create_reader(eval_feed, args_path=FLAGS.dataset_dir)
pyreader.decorate_sample_list_generator(reader, place)
# eval already exists json file
if FLAGS.json_eval:
logger.info(
"In json_eval mode, PaddleDetection will evaluate json files in "
"output_eval directly. And proposal.json, bbox.json and mask.json "
"will be detected by default.")
json_eval_results(eval_feed,
cfg.metric,
json_directory=FLAGS.output_eval)
return
# compile program for multi-devices
if devices_num <= 1:
compile_program = fluid.compiler.CompiledProgram(eval_prog)
else:
build_strategy = fluid.BuildStrategy()
build_strategy.memory_optimize = False
build_strategy.enable_inplace = False
compile_program = fluid.compiler.CompiledProgram(
eval_prog).with_data_parallel(build_strategy=build_strategy)
# load model
exe.run(startup_prog)
if 'weights' in cfg:
checkpoint.load_pretrain(exe, eval_prog, cfg.weights)
assert cfg.metric in ['COCO', 'VOC'], \
"unknown metric type {}".format(cfg.metric)
extra_keys = []
if cfg.metric == 'COCO':
extra_keys = ['im_info', 'im_id', 'im_shape']
if cfg.metric == 'VOC':
extra_keys = ['gt_box', 'gt_label', 'is_difficult']
keys, values, cls = parse_fetches(fetches, eval_prog, extra_keys)
# whether output bbox is normalized in model output layer
is_bbox_normalized = False
if hasattr(model, 'is_bbox_normalized') and \
callable(model.is_bbox_normalized):
is_bbox_normalized = model.is_bbox_normalized()
results = eval_run(exe, compile_program, pyreader, keys, values, cls)
# evaluation
resolution = None
if 'mask' in results[0]:
resolution = model.mask_head.resolution
eval_results(results, eval_feed, cfg.metric, cfg.num_classes, resolution,
is_bbox_normalized, FLAGS.output_eval, cfg.map_type)
def main():
# 配置
cfg = load_config(FLAGS.config)
merge_config(FLAGS.opt)
if 'architecture' in cfg:
main_arch = cfg.architecture
else:
raise ValueError("'architecture' not specified in config file.")
check_gpu(cfg.use_gpu)
check_version()
# 执行器
place = fluid.CUDAPlace(0) if cfg.use_gpu else fluid.CPUPlace()
exe = fluid.Executor(place)
# 模型
lr_builder = create('LearningRate')
optim_builder = create('OptimizerBuilder')
startup_prog = fluid.Program()
train_prog = fluid.Program()
with fluid.program_guard(train_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg.TrainReader['inputs_def']
feed_vars, train_loader = model.build_inputs(**inputs_def)
train_fetches = model.train(feed_vars)
loss = train_fetches['loss']
lr = lr_builder()
optimizer = optim_builder(lr)
optimizer.minimize(loss)
train_keys, train_values, _ = parse_fetches(train_fetches)
train_values.append(lr)
if FLAGS.eval:
eval_prog = fluid.Program()
with fluid.program_guard(eval_prog, startup_prog):
with fluid.unique_name.guard():
model = create(main_arch)
inputs_def = cfg.EvalReader['inputs_def']
feed_vars, eval_loader = model.build_inputs(**inputs_def)
fetches = model.eval(feed_vars)
eval_prog = eval_prog.clone(True)
extra_keys = ['gt_bbox', 'gt_class', 'is_difficult']
eval_keys, eval_values, _ = parse_fetches(fetches, eval_prog, extra_keys)
eval_reader = create_reader(cfg.EvalReader)
eval_loader.set_sample_list_generator(eval_reader, place)
##### 运行 ####
exe.run(startup_prog)
## 恢复与迁移
ignore_params = cfg.finetune_exclude_pretrained_params \
if 'finetune_exclude_pretrained_params' in cfg else []
start_iter = 0
if FLAGS.resume_checkpoint:
checkpoint.load_checkpoint(exe, train_prog, FLAGS.resume_checkpoint)
start_iter = checkpoint.global_step() + 1
elif cfg.pretrain_weights:
checkpoint.load_params(
exe, train_prog, cfg.pretrain_weights, ignore_params=ignore_params)
## 数据迭代器
train_reader = create_reader(cfg.TrainReader, cfg.max_iters - start_iter, cfg)
train_loader.set_sample_list_generator(train_reader, place)
## 训练循环
train_loader.start()
# 过程跟踪
train_stats = TrainingStats(cfg.log_smooth_window, train_keys)
start_time = time.time()
end_time = time.time()
time_stat = deque(maxlen=cfg.log_smooth_window)
cfg_name = os.path.basename(FLAGS.config).split('.')[0]
save_dir = os.path.join(cfg.save_dir, cfg_name)
best_box_ap_list = [0.0, 0]
if FLAGS.use_vdl:
log_writter = LogWriter(FLAGS.vdl_log_dir, sync_cycle=5)
with log_writter.mode("train") as vdl_logger:
train_scalar_loss = vdl_logger.scalar(tag="loss")
with log_writter.mode("val") as vdl_logger:
val_scalar_map = vdl_logger.scalar(tag="map")
for it in range(start_iter, cfg.max_iters):
# 运行程序
outs = exe.run(train_prog, fetch_list=train_values)
stats = {k: np.array(v).mean() for k, v in zip(train_keys, outs[:-1])}
# 日志与可视化窗口
start_time = end_time
end_time = time.time()
time_stat.append(end_time - start_time)
time_cost = np.mean(time_stat)
eta_sec = (cfg.max_iters - it) * time_cost
eta = str(datetime.timedelta(seconds=int(eta_sec)))
train_stats.update(stats)
logs = train_stats.log()
if it % cfg.log_iter == 0:
# log
strs = 'iter: {}, lr: {:.6f}, {}, time: {:.3f}, eta: {}'.format(
it, np.mean(outs[-1]), logs, time_cost, eta)
logger.info(strs)
# vdl
if FLAGS.use_vdl:
train_scalar_loss.add_record(it//cfg.log_iter, stats['loss'])
# 模型保存与评价窗口
if (it > 0 and it % cfg.snapshot_iter == 0 or it == cfg.max_iters - 1):
# 模型保存
save_name = str(it) if it != cfg.max_iters - 1 else "final"
checkpoint.save(exe, train_prog, os.path.join(save_dir, save_name))
## 模型评价
if FLAGS.eval:
current_step = it//cfg.snapshot_iter if it % cfg.snapshot_iter == 0 \
else it//cfg.snapshot_iter+1
## 训练集评价
## 验证集评价
results = eval_run(exe, eval_prog, eval_loader,
eval_keys, eval_values)
box_ap_stats = eval_results(results, cfg.num_classes)
logger.info("eval box op: {}, in iter: {}".format(
box_ap_stats, it))
if FLAGS.use_vdl:
val_scalar_map.add_record(current_step, box_ap_stats)
## 保存最佳模型
if box_ap_stats > best_box_ap_list[0]:
best_box_ap_list[0] = box_ap_stats
best_box_ap_list[1] = it
checkpoint.save(exe, train_prog, os.path.join(save_dir, "best_model"))
# 日志
logger.info("Best eval box ap: {}, in iter: {}".format(
best_box_ap_list[0], best_box_ap_list[1]))
train_loader.reset()