mirror of https://github.com/hpcaitech/ColossalAI
fix format parallel_context.py (#359)
Co-authored-by: huangziyu <202476410arsmart@gmail.com>pull/394/head
ziyu huang
Frank Lee
parent
c695369af0
commit
a77d73f22b
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@ -1,7 +1,6 @@
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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import os
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import random
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from typing import Union
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@ -218,7 +217,8 @@ class ParallelContext:
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def is_pipeline_last_stage(self, ignore_virtual=False):
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if not ignore_virtual:
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if self.virtual_pipeline_parallel_size is not None and self.virtual_pipeline_parallel_rank != self.virtual_pipeline_parallel_size - 1:
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if self.virtual_pipeline_parallel_size \
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is not None and self.virtual_pipeline_parallel_rank != self.virtual_pipeline_parallel_size - 1:
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return False
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return self.is_last_rank(ParallelMode.PIPELINE)
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@ -300,13 +300,7 @@ class ParallelContext:
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self._check_parallel_mode(parallel_mode)
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self._ranks_in_group[parallel_mode] = ranks
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def init_global_dist(self,
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rank: int,
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world_size: int,
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backend: str,
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host: str,
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port: int
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):
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def init_global_dist(self, rank: int, world_size: int, backend: str, host: str, port: int):
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"""Initializes the global distributed environment
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:param rank: rank for the default process group
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:type rank: int
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@ -321,18 +315,13 @@ class ParallelContext:
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"""
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# initialize the default process group
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init_method = f'tcp://{host}:{port}'
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dist.init_process_group(rank=rank,
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world_size=world_size,
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backend=backend,
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init_method=init_method)
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dist.init_process_group(rank=rank, world_size=world_size, backend=backend, init_method=init_method)
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# None will give the default global process group for pytorch dist operations
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self._register_dist(rank, world_size, None,
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list(range(world_size)), ParallelMode.GLOBAL)
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self._register_dist(rank, world_size, None, list(range(world_size)), ParallelMode.GLOBAL)
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self.add_global_rank(ParallelMode.GLOBAL, rank)
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def _register_dist(self, local_rank, world_size,
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process_group, ranks_in_group, mode):
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def _register_dist(self, local_rank, world_size, process_group, ranks_in_group, mode):
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self.add_local_rank(mode, local_rank)
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self.add_world_size(mode, world_size)
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self.add_group(mode, process_group)
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@ -349,7 +338,9 @@ class ParallelContext:
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tps = self.tensor_parallel_size
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ws = self.world_size
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assert ws == dps * pps * \
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tps, f"Expected the world size {ws} to be equal to data parallel size ({dps}) * pipeline parallel size ({pps}) * tensor parallel size ({tps})"
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tps, f"Expected the world size {ws} to be equal to data" \
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f" parallel size ({dps}) * pipeline parallel size " \
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f"({pps}) * tensor parallel size ({tps})"
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def _set_parallel_size_from_config(self, config: dict, key: str, attr_name: str):
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if key in config:
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@ -360,8 +351,7 @@ class ParallelContext:
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setattr(self, attr_name, ele['size'])
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else:
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raise NotImplementedError(
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f"Parallel configuration does not support this kind of argument, please use int or dict"
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)
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f'{"Parallel configuration does not support this kind of argument, please use int or dict"}')
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def init_parallel_groups(self):
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"""Initializes the parallel groups.
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@ -386,9 +376,11 @@ class ParallelContext:
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# get the tensor parallel mode and check
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tensor_parallel_mode = None
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if parallel_config is not None and 'tensor' in parallel_config and 'mode' in parallel_config['tensor']:
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if parallel_config is not None and 'tensor' in \
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parallel_config and 'mode' in parallel_config['tensor']:
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tensor_parallel_mode = parallel_config['tensor']['mode']
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assert tensor_parallel_mode in ALLOWED_MODES, f"mode in the parallel config must be set to one of {ALLOWED_MODES}"
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assert tensor_parallel_mode in ALLOWED_MODES, \
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f"mode in the parallel config must be set to one of {ALLOWED_MODES}"
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env.mode = tensor_parallel_mode
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self.check_sanity()
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@ -426,12 +418,10 @@ class ParallelContext:
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for initializer_cfg in pg_init:
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cfg = initializer_cfg.copy()
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initializer_type = cfg.pop('type')
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initializer = DIST_GROUP_INITIALIZER.get_module(initializer_type)(
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rank, world_size, self.config,
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self.data_parallel_size,
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self.pipeline_parallel_size,
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self.tensor_parallel_size,
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**cfg)
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initializer = DIST_GROUP_INITIALIZER.get_module(initializer_type)(rank, world_size, self.config,
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self.data_parallel_size,
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self.pipeline_parallel_size,
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self.tensor_parallel_size, **cfg)
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parallel_setting = initializer.init_dist_group()
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if isinstance(parallel_setting, list):
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for args in parallel_setting:
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@ -509,10 +499,9 @@ class ParallelContext:
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seed_str = ', '.join([f'{k}: {v}' for k, v in seeds.items()])
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if self._verbose:
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self._logger.info(
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f"initialized seed on rank {global_rank}, "
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f"numpy: {seed}, python random: {seed}, {seed_str},"
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f"the default parallel seed is {ParallelMode.DATA}.")
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self._logger.info(f"initialized seed on rank {global_rank}, "
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f"numpy: {seed}, python random: {seed}, {seed_str},"
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f"the default parallel seed is {ParallelMode.DATA}.")
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else:
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if self._verbose:
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self._logger.info(
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