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Enable ruff rule E721 (#165162)

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`E721` checks for object type comparisons using == and other comparison operators. This is useful because it is recommended to use `is` for type comparisons.

Pull Request resolved: https://github.com/pytorch/pytorch/pull/165162
Approved by: https://github.com/Skylion007
This commit is contained in:
Yuanyuan Chen
2025-10-13 01:48:55 +00:00
committed by PyTorch MergeBot
parent a33f85e791
commit 8de85896e0
78 changed files with 166 additions and 164 deletions
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2
torch/_utils.py
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@ -755,7 +755,7 @@ class ExceptionWrapper:
# Format a message such as: "Caught ValueError in DataLoader worker
# process 2. Original Traceback:", followed by the traceback.
msg = f"Caught {self.exc_type.__name__} {self.where}.\nOriginal {self.exc_msg}" # pyrefly: ignore # missing-attribute
if self.exc_type == KeyError:
if self.exc_type is KeyError:
# KeyError calls repr() on its argument (usually a dict key). This
# makes stack traces unreadable. It will not be changed in Python
# (https://bugs.python.org/issue2651), so we work around it.