08.01.22 01:59, jack.jan...@cwi.nl пише: >> If I can make a wild suggestion: why not create a little language for >> type specifications?
We need a way to define aliases. For example, write: Data = Mapping[str, Sequence[Tuple[int, T]]] Factory = Callable[[int, Iterable[str]], Optional[list[Data[T]]]] def get_foo_factory(type: str, id: int) -> Factory[Foo]: ... instead of def get_foo_factory(type: str, id: int) -> Callable[[int, Iterable[str]], Optional[list[Mapping[str, Sequence[Tuple[int, Foo]]]]]]: ... _______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-le...@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/42A5UC246FL2C57WSXP5Y2DANFGTG4PU/ Code of Conduct: http://python.org/psf/codeofconduct/