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Change tuple() to () for slightly improved performance in trt_compiler.py #8749

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Change tuple() to () for slightly improved performance in trt_compiler.py #8749

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0484773
Change tuple() to () for slightly improved performance in trt_compile…
benediktjohannes Feb 22, 2026
3a5b114
Update trt_compiler.py
benediktjohannes Feb 22, 2026
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10 changes: 5 additions & 5 deletions monai/networks/trt_compiler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -261,10 +261,10 @@ def parse_groups(
Tuple of Union[torch.Tensor, List[torch.Tensor]], according to the grouping in output_lists

"""
groups: tuple[torch.Tensor | list[torch.Tensor], ...] = tuple()
groups: tuple[torch.Tensor | list[torch.Tensor], ...] = ()
cur = 0
for l in range(len(output_lists)):
gl = output_lists[l]
for idx in range(len(output_lists)):
gl = output_lists[idx]
assert len(gl) == 0 or len(gl) == 1
if len(gl) == 0 or gl[0] == 0:
groups = (*groups, ret[cur])
Expand All @@ -273,9 +273,9 @@ def parse_groups(
groups = (*groups, ret[cur : cur + gl[0]])
cur = cur + gl[0]
elif gl[0] == -1:
rev_groups: tuple[torch.Tensor | list[torch.Tensor], ...] = tuple()
rev_groups: tuple[torch.Tensor | list[torch.Tensor], ...] = ()
rcur = len(ret)
for rl in range(len(output_lists) - 1, l, -1):
for rl in range(len(output_lists) - 1, idx, -1):
rgl = output_lists[rl]
assert len(rgl) == 0 or len(rgl) == 1
if len(rgl) == 0 or rgl[0] == 0:
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