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remove lm head if unused (#1324)

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Awni Hannun 2025-03-06 15:35:47 -08:00 committed by GitHub
parent 877d2a345b
commit 595f5da146
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1 changed files with 4 additions and 1 deletions
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llms/mlx_lm/models/llama.py
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@ -196,9 +196,12 @@ class Model(nn.Module):
def sanitize(self, weights): def sanitize(self, weights):
# Remove unused precomputed rotary freqs # Remove unused precomputed rotary freqs
return { weights = {
k: v for k, v in weights.items() if "self_attn.rotary_emb.inv_freq" not in k k: v for k, v in weights.items() if "self_attn.rotary_emb.inv_freq" not in k
} }
if self.args.tie_word_embeddings:
weights.pop("lm_head.weight", None)
return weights
@property @property
def layers(self): def layers(self):