step2_process_group_manager/model.py
step6_data_parallel_bucket/model.py

step2_process_group_manager/train.py
step6_data_parallel_bucket/train.py

step2_process_group_manager/process_group_manager.py
step6_data_parallel_bucket/process_group_manager.py

step2_process_group_manager/utils.py
step6_data_parallel_bucket/utils.py