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diff --git a/Doc/glossary.rst b/Doc/glossary.rst index 3d05c14..f80b6df 100644 --- a/Doc/glossary.rst +++ b/Doc/glossary.rst @@ -964,6 +964,18 @@ Glossary ``'\r'``. See :pep:`278` and :pep:`3116`, as well as :func:`bytes.splitlines` for an additional use. + variable annotation + A type metadata value associated with a module global variable or + a class attribute. Its syntax is explained in section :ref:`annassign`. + Annotations are stored in the :attr:`__annotations__` special + attribute of a class or module object and can be accessed using + :func:`typing.get_type_hints`. + + Python itself does not assign any particular meaning to variable + annotations. They are intended to be interpreted by third-party libraries + or type checking tools. See :pep:`526`, :pep:`484` which describe + some of their potential uses. + virtual environment A cooperatively isolated runtime environment that allows Python users and applications to install and upgrade Python distribution packages |