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Fix error when trying to access state_dict after activation quantization #371

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merged 2 commits into from
Mar 5, 2025
Merged

Fix error when trying to access state_dict after activation quantization #371

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1801dbc
fix: correct serialization of non-affine QLayerNorm
DN6 Feb 14, 2025
1b60259
Merge branch 'main' into state-dict-fix
DN6 Mar 4, 2025
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4 changes: 3 additions & 1 deletion optimum/quanto/nn/qmodule.py
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Original file line number Diff line number Diff line change
Expand Up @@ -147,7 +147,9 @@ def disable_output_quantization(self):
def _save_to_state_dict(self, destination, prefix, keep_vars):
if self.weight_qtype is None or not self.frozen:
# Save standard weight Tensor
destination[prefix + "weight"] = self.weight if keep_vars else self.weight.detach()
destination[prefix + "weight"] = (
self.weight if (self.weight is None or keep_vars) else self.weight.detach()
)
else:
# Save QTensor using dedicated method
self.weight.save_to_state_dict(destination, prefix + "weight.", keep_vars)
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