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[3.12] gh-120426: Add the glossary term "immortal" (GH-123191) (GH-123491) #123636

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Sep 6, 2024
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[3.12] gh-120426: Add the glossary term "immortal" (GH-123191) (GH-123491) #123636

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8 changes: 8 additions & 0 deletions Doc/glossary.rst
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Expand Up @@ -591,6 +591,14 @@ Glossary
:ref:`idle` is a basic editor and interpreter environment
which ships with the standard distribution of Python.

immortal
*Immortal objects* are a CPython implementation detail introduced
in :pep:`683`.

If an object is immortal, its :term:`reference count` is never modified,
and therefore it is never deallocated while the interpreter is running.
For example, :const:`True` and :const:`None` are immortal in CPython.

immutable
An object with a fixed value. Immutable objects include numbers, strings and
tuples. Such an object cannot be altered. A new object has to
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