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gh-87390: Add __unpacked__ attribute to types.GenericAlias (#92059)

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Jelle Zijlstra 2022-05-02 13:21:59 -06:00 • committed by GitHub
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@ -5055,6 +5055,15 @@ All parameterized generics implement special read-only attributes.
have correct ``__parameters__`` after substitution because
:class:`typing.ParamSpec` is intended primarily for static type checking.
.. attribute:: genericalias.__unpacked__
A boolean that is true if the alias has been unpacked using the
``*`` operator (see :data:`~typing.TypeVarTuple`).
.. versionadded:: 3.11
.. seealso::
:pep:`484` - Type Hints