zhangyiss/mlx-examples
1
0
Fork 0
mirror of https://github.com/ml-explore/mlx-examples.git synced 2025-06-25 01:41:19 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

keep base weights in fp16

Browse Source
This commit is contained in:
Awni Hannun 2023-12-15 10:42:18 -08:00
parent 84f02ef58b
commit 8c8f9d6440
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lora/models.py
View File

@ -47,7 +47,7 @@ class LoRALinear(nn.Module):
self.lora_b = mx.zeros(shape=(lora_rank, output_dims)) self.lora_b = mx.zeros(shape=(lora_rank, output_dims))
def __call__(self, x): def __call__(self, x):
y = self.linear(x.astype(self.linear.weight.dtype)).astype(x.dtype) y = self.linear(x.astype(self.linear.weight.dtype))
z = (x @ self.lora_a) @ self.lora_b z = (x @ self.lora_a) @ self.lora_b
return y + 2.0 * z return y + 2.0 * z