On Sat, Nov 28, 2020 at 10:22 PM Abdulla Al Kathiri <
alkathiri.abdu...@gmail.com> wrote:
> Indeed. Shantanu did some quick counting and found that after 'Any' and
> the types covered by PEP 585, Callable is by far the most used:
> https://bugs.python.org/issue42102#msg381155
>
>
> Nice survey. C
On 11/28/20 9:31 AM, Guido van Rossum wrote:
> I'm not so keen on the square brackets you propose. How about we write
> Callable[[x, y], z] as (x, y) -> z instead?
I also like the "(x, y) -> z" syntax a bit better than "[x, y -> z]". (+0.5)
On 11/28/20 3:46 PM, Guido van Rossum wrote:
> You cou
> On Nov 29, 2020, at 3:46 AM, Guido van Rossum wrote:
>
> You could parenthesize the return value if you think it's not clear
Yeah I agree. Parenthesizing the return should be optional because if we
require it, the callable arguments with parenthesized returns and the
parenthesized return o
On Sat, Nov 28, 2020 at 9:32 AM Andrew Svetlov
wrote:
> I would see support of all argument kinds support in any proposal for a
> new callable: positional only args, named args, keyword-only, *args and
> **kwargs.
> The exact notation in probably less important than missing functionality.
>
Hm,
On Sat, Nov 28, 2020 at 10:02 AM Abdulla Al Kathiri <
alkathiri.abdu...@gmail.com> wrote:
> Initially, when I wrote this, I had a similar syntax to what you wrote. I
> like it, I changed it to brackets so we could contain Callable that has
> multiple arguments or return value as Callables themselv
Initially, when I wrote this, I had a similar syntax to what you wrote. I like
it, I changed it to brackets so we could contain Callable that has multiple
arguments or return value as Callables themselves.
E.g., function that has two Callables as arguments and a Callable return looks
like this