ColossalAI/colossalai/context/process_group_initializer/process_group_initializer.py

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2021-10-28 16:21:23 +00:00
#!/usr/bin/env python
# -*- encoding: utf-8 -*-
from abc import ABC, abstractmethod
from colossalai.context import Config
class ProcessGroupInitializer(ABC):
'''An object, knowing the parallelism configuration, that initializes parallel groups.
'''
def __init__(self,
rank: int,
world_size: int,
config: Config,
data_parallel_size: int,
pipeline_parlalel_size: int,
tensor_parallel_size: int
):
self.rank = rank
self.world_size = world_size
self.data_parallel_size = data_parallel_size
self.config = config
self.pipeline_parallel_size = pipeline_parlalel_size
self.tensor_parallel_size = tensor_parallel_size
super().__init__()
@abstractmethod
def init_dist_group(self):
pass