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serhiy-storchaka merged 2 commits into from
Feb 5, 2026
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gh-74955: Document that __all__ must contain strings in normalization form NFKC #144504

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gh-74955: Document that __all__ must contain strings in normalization…
serhiy-storchaka Feb 5, 2026
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Fix an external link.
serhiy-storchaka Feb 5, 2026
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6 changes: 5 additions & 1 deletion Doc/reference/simple_stmts.rst
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Expand Up @@ -831,7 +831,9 @@ where the :keyword:`import` statement occurs.

The *public names* defined by a module are determined by checking the module's
namespace for a variable named ``__all__``; if defined, it must be a sequence
of strings which are names defined or imported by that module. The names
of strings which are names defined or imported by that module.
Names containing non-ASCII characters must be in the `normalization form`_
NFKC; see :ref:`lexical-names-nonascii` for details. The names
given in ``__all__`` are all considered public and are required to exist. If
``__all__`` is not defined, the set of public names includes all names found
in the module's namespace which do not begin with an underscore character
Expand Down Expand Up @@ -865,6 +867,8 @@ determine dynamically the modules to be loaded.

.. audit-event:: import module,filename,sys.path,sys.meta_path,sys.path_hooks import

.. _normalization form: https://www.unicode.org/reports/tr15/#Norm_Forms

.. _future:

Future statements
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