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6522 update __format__ impl of MetaTensor #6523

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merged 2 commits into from
May 17, 2023
Merged

6522 update __format__ impl of MetaTensor #6523

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ee333ea
fixes #6522
wyli May 16, 2023
b2ea87e
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] May 16, 2023
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6 changes: 6 additions & 0 deletions monai/data/meta_tensor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -590,6 +590,12 @@ def __str__(self):
"""
return f"meta{str(self.as_tensor())}"

def __format__(self, format_spec):
"""
returns the output of pytorch tensor's ``__format__`` method.
"""
return self.as_tensor().__format__(format_spec)
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def print_verbose(self) -> None:
"""Verbose print with meta data."""
print(self)
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1 change: 1 addition & 0 deletions tests/test_meta_tensor.py
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Expand Up @@ -433,6 +433,7 @@ def test_str(self):
t = MetaTensor([1.0], affine=torch.tensor(1), meta={"fname": "filename"})
self.assertEqual(str(t), "metatensor([1.])")
self.assertEqual(t.__repr__(), "metatensor([1.])")
self.assertEqual(f"{t[0]:.2f}", "1.00")

def test_shape(self):
s = MetaTensor([1])
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