Don't cache exception with traceback reference loop in dviread. #28899
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Rather, preemptively cache the reference loop by explicitly dropping the traceback. See also db0c7c3.
QuLogic
approved these changes
Sep 27, 2024
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Do you know that passing None is allowed and not only works by chance? AFAICS, the docs only speak about passing another trackback. If this is not officially supported, we run into the danger that future Python versions break the solution. |
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Not sure about docs, but it is type hinted as accepting |
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Ok, in that case it should be fine. |
timhoffm
approved these changes
Sep 28, 2024
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Rather, preemptively cache the reference loop by explicitly dropping the traceback.
See also db0c7c3 (#25470) for a longer description of the problem in another context.
(@tacaswell: I wonder whether using with_traceback(None) would have been a cleaner solution in #25470?)
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