step3_dataloader/model.py
step8_pipeline_parallel_1f1b/model.py

step3_dataloader/dataloader.py
step8_pipeline_parallel_1f1b/dataloader.py

step3_dataloader/train.py
step8_pipeline_parallel_1f1b/train.py

step3_dataloader/process_group_manager.py
step8_pipeline_parallel_1f1b/process_group_manager.py

step3_dataloader/utils.py
step8_pipeline_parallel_1f1b/utils.py