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gh-159730: Warn that gc.get_objects() can expose objects under construction #159731

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ngoldbaum merged 1 commit into from
Oct 19, 2026
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gh-159730: Warn that gc.get_objects() can expose objects under construction #159731

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6 changes: 6 additions & 0 deletions Doc/library/gc.rst
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Expand Up @@ -75,6 +75,12 @@ The :mod:`!gc` module provides the following functions:
returned. If *generation* is not ``None``, return only the objects tracked by
the collector that are in that generation.

.. warning::
Care must be taken when using objects returned by :func:`get_objects` because
some of them could still be under construction and hence in a temporarily
invalid state. Avoid using :func:`get_objects` for any purpose other than
debugging.

.. versionchanged:: 3.8
New *generation* parameter.

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