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Fix num_hidden_layers in initialization of new model in Mamba #30403

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May 20, 2024
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Fix num_hidden_layers in initialization of new model in Mamba #30403

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2 changes: 1 addition & 1 deletion src/transformers/models/mamba/modeling_mamba.py
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Original file line number Diff line number Diff line change
Expand Up @@ -402,7 +402,7 @@ def _init_weights(self, module):
# Having just p *= scale would repeatedly scale it down
nn.init.kaiming_uniform_(p, a=math.sqrt(5))
with torch.no_grad():
p /= math.sqrt(self.config.num_layers)
p /= math.sqrt(self.config.num_hidden_layers)


@dataclass
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