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[shardformer] fix pipeline forward error if custom layer distribution is used (#5189)

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* Use self.[distribute_layers|get_stage_index] to exploit custom layer distribution

* Change static methods for t5 layer distribution to member functions

* Change static methods for whisper layer distribution to member functions

* Replace whisper policy usage with self one

* Fix test case to use non-static layer distribution methods

* fix: fix typo

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Co-authored-by: Wenhao Chen <cwher@outlook.com>
This commit is contained in:
Insu Jang
2024-03-27 01:57:00 -04:00
committed by GitHub
parent e6707a6e8d
commit 00525f7772
18 changed files with 136 additions and 106 deletions
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applications/ColossalMoE/colossal_moe/models/mixtral_policy.py
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@@ -110,7 +110,7 @@ class MixtralPolicy(Policy):
module = self.model.model
layers_per_stage = self.distribute_layers(len(module.layers), stage_manager.num_stages)
stage_index = Policy.get_stage_index(layers_per_stage, stage_manager.stage)
stage_index = self.get_stage_index(layers_per_stage, stage_manager.stage)
method_replacement = {"forward": partial(new_forward, stage_manager=stage_manager, stage_index=stage_index)}
self.append_or_create_method_replacement(
description=method_replacement, policy=policy, target_key=model_cls