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gh-128563: Clarify clarificatory tail calling wording in What's New #129812

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Feb 7, 2025
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gh-128563: Clarify clarificatory tail calling wording in What's New #129812

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12 changes: 7 additions & 5 deletions Doc/whatsnew/3.14.rst
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Expand Up @@ -230,13 +230,15 @@ tested and can validate its improved performance.
For further information on how to build Python, see
:option:`--with-tail-call-interp`.

(Contributed by Ken Jin in :gh:`128718`, with ideas on how to implement this
in CPython by Mark Shannon, Garret Gu, Haoran Xu, and Josh Haberman.)

.. note::

This is not to be confused with tail call optimization of Python code.
Python functions do not currently have tail call optimization.
This is not to be confused with `tail call optimization`__ of Python
functions, which is currently not implemented in CPython.

__ https://en.wikipedia.org/wiki/Tail_call

(Contributed by Ken Jin in :gh:`128718`, with ideas on how to implement this
in CPython by Mark Shannon, Garret Gu, Haoran Xu, and Josh Haberman.)


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