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enh(engines/utils): use tuple/dict comprehensions in PrepareBatchExtraInput #8831

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enh(engines/utils): use tuple/dict comprehensions in PrepareBatchExtraInput #8831

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d0efb62
Fix: swap input_amplitude and target_amplitude in JukeboxLoss.forward
Zeesejo Apr 11, 2026
4417d79
Fix: remove redundant `1-` from SSIMLoss docstring examples
Zeesejo Apr 11, 2026
3777601
Merge branch 'dev' into dev
ericspod Apr 14, 2026
7afe692
Merge branch 'dev' into dev
ericspod Apr 15, 2026
ea4b1c3
Merge branch 'Project-MONAI:dev' into dev
Zeesejo Apr 17, 2026
4d4c7f6
enh(engines/utils): use tuple/dict comprehensions in PrepareBatchExtr…
Zeesejo Apr 17, 2026
85a1039
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Apr 17, 2026
e0a012c
Fix: correct indentation of return statement in PrepareBatchExtraInpu…
Zeesejo Apr 20, 2026
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14 changes: 7 additions & 7 deletions monai/engines/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -219,8 +219,8 @@ def __call__(
`kwargs` supports other args for `Tensor.to()` API.
"""
image, label = default_prepare_batch(batchdata, device, non_blocking, **kwargs)
args_ = []
kwargs_ = {}
args_: tuple = ()
kwargs_: dict = {}

def _get_data(key: str) -> torch.Tensor:
data = batchdata[key]
Expand All @@ -231,13 +231,13 @@ def _get_data(key: str) -> torch.Tensor:
return data

if isinstance(self.extra_keys, (str, list, tuple)):
for k in ensure_tuple(self.extra_keys):
args_.append(_get_data(k))
args_ = tuple(_get_data(k) for k in ensure_tuple(self.extra_keys))

elif isinstance(self.extra_keys, dict):
for k, v in self.extra_keys.items():
kwargs_.update({k: _get_data(v)})
kwargs_ = {k: _get_data(v) for k, v in self.extra_keys.items()}


return cast(torch.Tensor, image), cast(torch.Tensor, label), tuple(args_), kwargs_
return cast(torch.Tensor, image), cast(torch.Tensor, label), args_, kwargs_


class DiffusionPrepareBatch(PrepareBatch):
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