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Support GPT-NeoX Models without attention biases (#2301)

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Jong-hun Shin 2023-12-31 01:42:04 +09:00 committed by GitHub
parent 358c328d69
commit 4934d49274
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vllm/model_executor/models/gpt_neox.py
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@ -54,6 +54,7 @@ class GPTNeoXAttention(nn.Module):
self.total_num_heads = config.num_attention_heads
self.hidden_size = config.hidden_size
self.head_size = self.hidden_size // self.total_num_heads
self.bias = getattr(config, "attention_bias", True)
tensor_model_parallel_world_size = (
get_tensor_model_parallel_world_size())
@ -65,11 +66,13 @@ class GPTNeoXAttention(nn.Module):
config.hidden_size,
self.head_size,
self.total_num_heads,
bias=self.bias,
linear_method=linear_method,
)
self.dense = RowParallelLinear(
config.hidden_size,
config.hidden_size,
bias=self.bias,
linear_method=linear_method,
)
scaling = self.head_size**-0.5