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Make lenses device agnostic using map_location in torch.load() #134

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Make lenses device agnostic using map_location in torch.load() #134

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3 changes: 2 additions & 1 deletion tuned_lens/nn/lenses.py
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Original file line number Diff line number Diff line change
Expand Up @@ -276,7 +276,8 @@ def from_unembed_and_pretrained(
**{k: v for k, v in kwargs.items() if k not in load_artifact_varnames}
}
# Load parameters
state = th.load(ckpt_path, **th_load_kwargs)
device = unembed.unembedding.weight.device
state = th.load(ckpt_path, **th_load_kwargs, map_location=device)

lens.layer_translators.load_state_dict(state)

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