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Handle optional TimeoutError attributes #85

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Merged
ionelmc merged 1 commit into from
Nov 12, 2025
Merged

Handle optional TimeoutError attributes #85

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7 changes: 6 additions & 1 deletion src/tblib/pickling_support.py
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Original file line number Diff line number Diff line change
Expand Up @@ -70,7 +70,12 @@ def pickle_exception(
}
args = ()
if isinstance(obj, OSError):
attrs.update(errno=obj.errno, strerror=obj.strerror)
# Only set OSError-specific attributes if they are not None
# Setting them to None explicitly breaks the string representation
if obj.errno is not None:
attrs['errno'] = obj.errno
if obj.strerror is not None:
attrs['strerror'] = obj.strerror
if (winerror := getattr(obj, 'winerror', None)) is not None:
attrs['winerror'] = winerror
if obj.filename is not None:
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