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FIX Correctly call element_size #1635

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Apr 9, 2024
Merged

FIX Correctly call element_size #1635

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7 changes: 6 additions & 1 deletion src/peft/peft_model.py
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Original file line number Diff line number Diff line change
Expand Up @@ -540,7 +540,12 @@ def get_nb_trainable_parameters(self) -> tuple[int, int]:
# one needs to multiply the number of parameters by 2 to get
# the correct number of parameters
if param.__class__.__name__ == "Params4bit":
num_bytes = param.quant_storage.element_size() if hasattr(param, "quant_storage") else 1
if hasattr(param, "element_size"):
num_bytes = param.element_size()
elif not hasattr(param, "quant_storage"):
num_bytes = 1
else:
num_bytes = param.quant_storage.itemsize
num_params = num_params * 2 * num_bytes

all_param += num_params
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