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Update gemma.py

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This commit is contained in:
Daniel Han-Chen 2024-02-24 17:09:03 +11:00
commit 9c565580fb
1 changed files with 9 additions and 9 deletions
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18
unsloth/models/gemma.py
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@ -89,7 +89,7 @@ def GemmaDecoderLayer_fast_forward(
hidden_states += residual
else:
residual = hidden_states
hidden_states = self.input_layernorm(hidden_states)
hidden_states = fast_rms_layernorm(self.input_layernorm, hidden_states)
hidden_states, self_attn_weights, present_key_value = self.self_attn(
hidden_states=hidden_states,
causal_mask=causal_mask,
@ -104,7 +104,7 @@ def GemmaDecoderLayer_fast_forward(
# Fully Connected
residual = hidden_states
hidden_states = self.post_attention_layernorm(hidden_states)
hidden_states = fast_rms_layernorm(self.post_attention_layernorm, hidden_states)
hidden_states = self.mlp(hidden_states)
hidden_states = residual + hidden_states
pass
@ -350,7 +350,7 @@ def GemmaModel_fast_forward(
all_self_attns += (layer_outputs[1],)
pass
hidden_states = self.norm(hidden_states)
hidden_states = fast_rms_layernorm(self.norm, hidden_states)
# add hidden states from the last decoder layer
if output_hidden_states:
@ -531,12 +531,12 @@ class FastGemmaModel(FastLlamaModel):
pass
print("Unsloth: Patching Gemma RMS Layernorm + 1")
# for name, module in model.named_modules():
# if isinstance(module, GemmaRMSNorm):
# module.weight += 1.0 # return output * (1 + self.weight)
# if not hasattr(module, "variance_epsilon"):
# module.variance_epsilon = module.eps # Gemma doesn't use variance_epsilon
# pass
for name, module in model.named_modules():
if isinstance(module, GemmaRMSNorm):
module.weight += 1.0 # return output * (1 + self.weight)
if not hasattr(module, "variance_epsilon"):
module.variance_epsilon = module.eps # Gemma doesn't use variance_epsilon
pass
# Clear deleted GPU items
import gc