On Thu, Jun 3, 2021 at 11:11 Gregory P. Smith <greg@krypto.org> wrote:
One obvious now in hindsight question: Why are any of these APIs even public? They all deserve underscore prefixed names to highlight their private-ness and potential instability.

Because they are still useful when manipulating or introspecting Python code. I think stable and public are orthogonal axes.
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--Guido (mobile)