From 08685eb17c521e023a5a43a8b1797d523ccb606d Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Thu, 5 Feb 2026 20:06:33 +0200 Subject: [PATCH] gh-74955: Document that __all__ must contain strings in normalization form NFKC (GH-144504) (cherry picked from commit c81e1843d4bc0a51cf4f77d19b5ac4e49f714a0d) Co-authored-by: Serhiy Storchaka --- Doc/reference/simple_stmts.rst | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Doc/reference/simple_stmts.rst b/Doc/reference/simple_stmts.rst index 5a9c398b54ca92..2de2404ee89634 100644 --- a/Doc/reference/simple_stmts.rst +++ b/Doc/reference/simple_stmts.rst @@ -834,7 +834,9 @@ 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 @@ -868,6 +870,8 @@ 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