Ok,
But _GenericAlias and dependencies are written with Python (Lib/typing.py),
not with C.
So, I must rewrite the _GenericAlias in C or it's possible to merge the C
and Python in builtin and add a direct reference to _GenericAlias with C,
and add the reference in builtin module ?
Philippe
Le lun. 7 oct. 2019 à 22:58, Random832 <random...@fastmail.com> a écrit :
> On Mon, Oct 7, 2019, at 12:02, Philippe Prados wrote:
> > Because this PEP propose to accept, for all classes
> > assert isinstance("", int | str)
> > assert issubclass(int, int | str)
> > and add an operator __or__() for type type.
> > def f(list: List[int | str], param: int | None) -> float | str:
> > pass
>
> Oh, sorry, I didn't realize that this also included the | operator, I
> thought this was just for isinstance("", Union[int, str]).
>
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