[issue30097] Command-line option to suppress "from None" for debugging

[Ethan Furman]

Ethan Furman <ethan at stoneleaf.us> added the comment:

+1 for the idea.

Instead of '-C' we could add it as one of the '-X' options -- it is, after all, a development issue.

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nosy: +ethan.furman

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue30097>
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