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Replace asserts with errors #1895

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Replace asserts with errors #1895

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3 changes: 2 additions & 1 deletion bitsandbytes/autograd/_functions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -378,7 +378,8 @@ def matmul_4bit(
out: Optional[torch.Tensor] = None,
bias: Optional[torch.Tensor] = None,
):
assert quant_state is not None
if quant_state is None:
raise ValueError("quant_state cannot be None")
# Change dtype to input dtype on CPU
if A.device.type == "cpu":
quant_state.dtype = A.dtype
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3 changes: 2 additions & 1 deletion bitsandbytes/functional.py
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Expand Up @@ -707,7 +707,8 @@ def dequantize_blockwise(
The dequantized tensor. The datatype is indicated by `quant_state.dtype` and defaults to `torch.float32`.
"""

assert quant_state is not None or absmax is not None
if quant_state is None and absmax is None:
raise ValueError("Either quant_state or absmax must be provided")
if code is None and quant_state is None:
if "dynamic" not in name2qmap:
name2qmap["dynamic"] = create_dynamic_map().to(A.device)
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