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[shardformer] fix GPT2DoubleHeadsModel #4703

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Merged
flybird11111 merged 1 commit into from
Sep 13, 2023
Merged

[shardformer] fix GPT2DoubleHeadsModel #4703

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2 changes: 1 addition & 1 deletion colossalai/shardformer/modeling/gpt2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -94,9 +94,9 @@ def gpt2_model_forward(
if hidden_states is None:
raise ValueError("hidden_states shouldn't be None for stages other than the first stage.")
input_shape = hidden_states.size()[:-1]
batch_size = input_shape[0]
device = hidden_states.device
hidden_states = hidden_states.view((-1,) + hidden_states.shape[-2:])
batch_size = hidden_states.shape[0]
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# GPT2Attention mask.
if attention_mask is not None:
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