def test_3_model_checkpoint_loading_best_epoch(self):
set_logger(join(self.cfg.log_dir, 'train.log'))
tester_cfg = deepcopy(self.cfg)
# do not have to load existing checkpoints
load_cfg = {
'version': 'default',
'epoch': -1,
'load_best': True,
'resume_optimizer': False,
'resume_epoch': False
}
tester_cfg.model['load'] = load_cfg
classifier = BinaryClassificationModel(tester_cfg)
# checking if the loaded params are indeed the same as saved
network_state = classifier.network.get_state_dict()
load_path = classifier.checkpoint.get_saved_checkpoint_path(
classifier.checkpoint_dir, load_cfg['load_best'],
load_cfg['epoch'])
self.assertIn('best_ckpt', load_path)
saved_state = torch.load(load_path)['network']
for key in tqdm(network_state.keys(), desc='Testing params'):
if key.endswith('weight'):
network_params = network_state[key]
saved_params = saved_state[key]
self.assertTrue(
bool(torch.all(torch.eq(saved_params, network_params))))
def test_1_model_checkpoint_saving(self):
"""Tests model.save()"""
set_logger(join(self.cfg.log_dir, 'train.log'))
tester_cfg = deepcopy(self.cfg)
# remove existing checkpoints for sake of testing
os.system('rm -rf {}/*.pth.tar'.format(tester_cfg.checkpoint_dir))
# set epochs to be 5 in order to test saving best/regular models
tester_cfg.model['epochs'] = 4
# do not have to load existing checkpoints
load_cfg = {
'version': None,
'epoch': -1,
'load_best': False,
'resume_optimizer': False
}
tester_cfg.model['load'] = load_cfg
# saving after every two epochs and the best model
save_cfg = {'period': 2, 'monitor': 'precision', 'monitor_mode': 'max'}
tester_cfg.model['save'] = save_cfg
classifier = BinaryClassificationModel(tester_cfg)
classifier.fit(debug=True, use_wandb=False)
# checking both best as well as regular checkpoints
saved_models = [
'best_ckpt.pth.tar', '1_ckpt.pth.tar', '3_ckpt.pth.tar'
]
for saved_model in saved_models:
model_path = join(tester_cfg.checkpoint_dir, saved_model)
self.assertTrue(exists(model_path))
def test_1_model_fitting(self):
"""Test model.fit()"""
set_logger(join(self.cfg.log_dir, 'train.log'))
tester_cfg = deepcopy(self.cfg)
tester_cfg.model['epochs'] = 1
classifier = BinaryClassificationModel(tester_cfg)
classifier.fit(debug=True, use_wandb=False)
def test_optimizer(self):
"""Test model.fit()"""
set_logger(join(self.cfg.log_dir, 'train.log'))
tester_cfg = deepcopy(self.cfg)
tester_cfg.model['epochs'] = 1
classifier = BinaryClassificationModel(tester_cfg)
self.assertIsInstance(classifier.optimizer, optim.SGD)
self.assertIsInstance(
classifier.scheduler, optim.lr_scheduler.ReduceLROnPlateau)
def test_2_evaluate(self):
"""Test model.evaluate()"""
set_logger(join(self.cfg.log_dir, 'train.log'))
tester_cfg = deepcopy(self.cfg)
tester_cfg.model['load']['version'] = 'default'
tester_cfg.model['load']['load_best'] = True
model = BinaryClassificationModel(tester_cfg)
dataloader, _ = get_dataloader(
tester_cfg.data, 'val',
tester_cfg.model['batch_size'],
num_workers=4,
shuffle=False,
drop_last=False)
model.evaluate(dataloader, 'val', False)
def main(args):
seed_everything(args.seed)
config = Config(args.version)
set_logger(join(config.log_dir, 'train.log'))
logging.info(args)
if args.wandb:
os.environ['WANDB_ENTITY'] = config.entity
os.environ['WANDB_PROJECT'] = config.project
os.environ['WANDB_DIR'] = dirname(config.checkpoint_dir)
run_name = args.version.replace('/', '_')
wandb.init(name=run_name,
dir=dirname(config.checkpoint_dir),
notes=config.description,
resume=args.resume,
id=args.id)
wandb.config.update(config.__dict__,
allow_val_change=config.allow_val_change)
config.num_workers = args.num_workers
train(config, args.debug, args.overfit_batch, args.wandb)
def main(args):
version = args.version
config = Config(version)
version = splitext(version)[0]
set_logger(join(config.log_dir, 'eval.log'))
logging.info(args)
if args.bs is not None:
config.model['batch_size'] = args.bs
# add checkpoint loading values
load_epoch = args.epoch
load_best = args.best
config.model['load']['version'] = version
config.model['load']['epoch'] = load_epoch
config.model['load']['load_best'] = load_best
# ensures that the epoch_counter attribute is set to the
# epoch number being loaded
config.model['load']['resume_epoch'] = True
if args.wandb:
# set up wandb
os.environ['WANDB_ENTITY'] = config.entity
os.environ['WANDB_PROJECT'] = config.project
os.environ['WANDB_DIR'] = dirname(config.checkpoint_dir)
run_name = '_'.join(['evaluation', version.replace('/', '_')])
wandb.init(name=run_name,
dir=dirname(config.checkpoint_dir),
notes=config.description)
wandb.config.update(config.__dict__)
config.num_workers = args.num_workers
evaluate(config, args.mode, args.wandb, args.ignore_cache, args.n_tta)
val_preds = val['target'].values
val_labels = val['label'].values
roc = roc_auc_score(val_labels, val_preds)
print(roc)
# In[9]:
config = Config(join('/workspace/coreml', config_name + '.yml'))
# In[19]:
set_logger(join(config.log_dir, 'debug.log'))
# In[10]:
val_dataloader, _ = get_dataloader(
config.data, 'val',
config.model['batch_size'],
num_workers=10,
shuffle=False,
drop_last=False)
# In[16]: