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Allow more object types for model input and labels #29

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merged 2 commits into from
Apr 18, 2020
Merged

Allow more object types for model input and labels #29

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3ccd391
ENH: Support generic torch objects bearing a .to method
scottclowe Apr 16, 2020
65d27e3
ENH: Support dict input/target
scottclowe Apr 16, 2020
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8 changes: 5 additions & 3 deletions torch_lr_finder/lr_finder.py
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Original file line number Diff line number Diff line change
Expand Up @@ -267,12 +267,14 @@ def _train_batch(self, iter_wrapper, accumulation_steps):

def _move_to_device(self, inputs, labels):
def move(obj, device):
if isinstance(obj, tuple):
return tuple(move(o, device) for o in obj)
elif torch.is_tensor(obj):
if hasattr(obj, 'to'):
return obj.to(device)
elif isinstance(obj, tuple):
return tuple(move(o, device) for o in obj)
elif isinstance(obj, list):
return [move(o, device) for o in obj]
elif isinstance(obj, dict):
return {k: move(o, device) for k, o in obj.items()}
else:
return obj

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