diff --git a/extensions-builtin/Lora/network_oft.py b/extensions-builtin/Lora/network_oft.py index 3034a407e..efbdd296a 100644 --- a/extensions-builtin/Lora/network_oft.py +++ b/extensions-builtin/Lora/network_oft.py @@ -54,7 +54,8 @@ class NetworkModuleOFT(network.NetworkModule): return R def calc_updown(self, orig_weight): - R = self.get_weight(self.oft_blocks, self.multiplier()) + multiplier = self.multiplier() * self.calc_scale() + R = self.get_weight(self.oft_blocks, multiplier) merged_weight = self.merge_weight(R, orig_weight) updown = merged_weight.to(orig_weight.device, dtype=orig_weight.dtype) - orig_weight @@ -62,3 +63,23 @@ class NetworkModuleOFT(network.NetworkModule): orig_weight = orig_weight return self.finalize_updown(updown, orig_weight, output_shape) + + # override to remove the multiplier/scale factor; it's already multiplied in get_weight + def finalize_updown(self, updown, orig_weight, output_shape, ex_bias=None): + #return super().finalize_updown(updown, orig_weight, output_shape, ex_bias) + + if self.bias is not None: + updown = updown.reshape(self.bias.shape) + updown += self.bias.to(orig_weight.device, dtype=orig_weight.dtype) + updown = updown.reshape(output_shape) + + if len(output_shape) == 4: + updown = updown.reshape(output_shape) + + if orig_weight.size().numel() == updown.size().numel(): + updown = updown.reshape(orig_weight.shape) + + if ex_bias is not None: + ex_bias = ex_bias * self.multiplier() + + return updown, ex_bias