initial commit

main_stage_3.py

@@ -0,0 +1,159 @@
+
+import argparse
+import torch
+
+import torch.multiprocessing as mp
+import torch.distributed as dist
+
+from utils.init import initialize_from_env
+from models.setup import setup_model, setup_data, setup_data_test
+from tasks.stage_3 import ft_avsd, generate, generate_nextqa, generate_visdial
+
+parser = argparse.ArgumentParser(description='Main script for v2dial')
+parser.add_argument(
+    '--model',
+    type=str,
+    default='v2dial/stage_3',
+    help='model name to train or test')
+
+parser.add_argument(
+    '--mode',
+    type=str,
+    default='generate',
+    help='train, generate or debug'
+    )
+
+parser.add_argument(
+    '--eval_dir',
+    type=str,
+    default='eval_dir',
+)
+
+parser.add_argument(
+    '--wandb_mode',
+    type=str,
+    default='online',
+    choices=['online', 'offline', 'disabled', 'run', 'dryrun']
+)
+
+parser.add_argument(
+    '--wandb_project',
+    type=str,
+    default='V2Dial'
+)
+
+parser.add_argument(
+    '--tag',
+    type=str,
+    default="experiment_tag",
+    help="Tag to differentiate the models"
+)
+
+parser.add_argument(
+    '--medium',
+    type=str,
+    default='avsd',
+    help="Medium of the test dataset"
+)
+
+parser.add_argument(
+    '--start_idx_gen',
+    type=int,
+    default=0,
+    help="The start index for generation"
+)
+
+parser.add_argument(
+    '--end_idx_gen',
+    type=int,
+    default=10,
+    help="The end index for generation"
+)
+
+parser.add_argument(
+    '--gen_subset_num',
+    type=int,
+    default=1,
+    help="The index of the test split for generation"
+)
+
+parser.add_argument('--ssh', action='store_true',
+                    help='whether or not we are executing command via ssh. '
+                         'If set to True, we will not log.info anything to screen and only redirect them to log file')
+
+
+def main(gpu, config, args):
+    
+    config['gpu'] = gpu
+    if config['distributed']:
+        dist.init_process_group(
+            backend='nccl',
+            world_size=config['num_gpus'],
+            rank=gpu
+        )
+        torch.cuda.set_device(gpu)
+    
+    device = torch.device(f'cuda:{gpu}')
+    if config.use_cpu:
+        device = torch.device('cpu')
+    config['device'] = device
+
+    if config['training']:
+        train_dataloaders, val_dataloaders = setup_data(config)
+
+    ( 
+        model, model_without_ddp, optimizer, scheduler, scaler, start_epoch, global_step, visdial_step, avsd_step, nextqa_step, config
+    ) = setup_model(config)
+
+    if config['training']:
+        ft_avsd(
+            model,
+            model_without_ddp,
+            train_dataloaders,
+            val_dataloaders,
+            optimizer,
+            global_step,
+            visdial_step,
+            avsd_step,
+            nextqa_step,
+            scheduler,
+            scaler,
+            start_epoch,
+            config
+        )
+    elif config['generating']:
+        test_dataloader = setup_data_test(config)
+        if config.media_test == 'avsd':
+            generate(model, test_dataloader, args.tag, config, gen_subset_num=args.gen_subset_num)
+        if config.media_test == 'visdial':
+            generate_visdial(model, test_dataloader, args.tag, config, gen_subset_num=args.gen_subset_num)
+        elif config.media_test == 'nextqa':
+            generate_nextqa(model, test_dataloader, args.tag, config, gen_subset_num=args.gen_subset_num)
+        
+    if config['distributed']:
+        dist.destroy_process_group()
+
+
+if __name__ == '__main__':
+    args = parser.parse_args()
+    
+    # initialization
+    model, stage = args.model.split('/')
+    config = initialize_from_env(model, args.mode, stage, args.eval_dir, tag=args.tag)
+    config['wandb_enabled'] = args.wandb_mode == 'online'
+    config['training'] = args.mode == 'train'
+    config['generating'] = args.mode == 'generate'
+    config['debugging'] = args.mode == 'debug'
+
+    config['wandb_mode'] = args.wandb_mode
+    config['medium'] = args.medium
+    config['start_idx_gen'] = args.start_idx_gen
+    config['end_idx_gen'] = args.end_idx_gen
+    config['expert_permutation'] = None
+   
+    if config['num_gpus'] > 1:
+        config['distributed'] = True
+        mp.spawn(main, nprocs=config['num_gpus'], args=(config, args))
+    else:
+        config['distributed'] = False
+        main(0, config, args)