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5 changes: 5 additions & 0 deletions Doc/glossary.rst
Original file line number Diff line number Diff line change
Expand Up @@ -1202,6 +1202,11 @@ Glossary
:func:`sys.getrefcount` function to return the
reference count for a particular object.

In :term:`CPython`, reference counts are not considered to be stable, well-defined
values for an object; the number of references to a Python object, and how that number
is affected by Python code, may be different between versions. Consequently, don't rely
on an object's reference count to be a value other than 0 or 1.

regular package
A traditional :term:`package`, such as a directory containing an
``__init__.py`` file.
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