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don't use cpu state_dict for model unpatching when executing on cpu (#6631)

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Co-authored-by: Lincoln Stein <lstein@gmail.com>
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Lincoln Stein 2024-07-18 15:34:01 -04:00 committed by GitHub
parent 0583101c1c
commit 97a7f51721
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invokeai/backend/model_manager/load/model_cache/model_cache_default.py
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@ -167,7 +167,8 @@ class ModelCache(ModelCacheBase[AnyModel]):
size = calc_model_size_by_data(self.logger, model)
self.make_room(size)
state_dict = model.state_dict() if isinstance(model, torch.nn.Module) else None
running_on_cpu = self.execution_device == torch.device("cpu")
state_dict = model.state_dict() if isinstance(model, torch.nn.Module) and not running_on_cpu else None
cache_record = CacheRecord(key=key, model=model, device=self.storage_device, state_dict=state_dict, size=size)
self._cached_models[key] = cache_record
self._cache_stack.append(key)