On Sat, Aug 13, 2022 at 10:23 AM Tushar Sadhwani <
tushar.sadhwani...@gmail.com> wrote:
> Stephen J. Turnbull wrote:
> > I think this is a pretty unconvincing example. While people seem to
> > love to hate on regular expressions, it's hard to see how that beats
> > def unquote(string: str) -> str
Stephen J. Turnbull wrote:
> I think this is a pretty unconvincing example. While people seem to
> love to hate on regular expressions, it's hard to see how that beats
> def unquote(string: str) -> str:
> m = re.match(r"^(?:"(.*)"|'(.*)'|(?Pvalue3))$", string)
RegEx feels overkill for thi
Jelle Zijlstra wrote:
> > I like this too. A practical issue is that list[(a, b)] and list[a, b] look
> the same to the compiler, but they would mean very different things. It's
> not obvious how to fix this in a backward-compatible way.
> > I think it looks much cleaner, and if there isn't any dra
On Thu, Jan 6, 2022 at 10:44 PM Tushar Sadhwani <
tushar.sadhwani...@gmail.com> wrote:
> With the recent submission of [PEP 677][1], I was reminded of an idea I
> had with function annotation syntax since the very beginning:
>
> why not let me write:
>
> ```python
> def f() -> tuple[int, str]:
>
Thanks for the feedback everyone. I've only encountered the use case once,
like you've mentioned it's probably not worth the effort given that it's
such a small problem space.
Thanks again!
On Tue, Jan 4, 2022, 00:18 Steven D'Aprano wrote:
> On Mon, Jan 03, 2022 at 11:31:30PM -0500, elvis kah
On Mon, Jan 03, 2022 at 11:31:30PM -0500, elvis kahoro wrote:
> I was hoping there could be some syntax to extend pattern matching to
> handle exceptions such that we could handle patterns with multiple types of
> exceptions like so:
>
> match *this_raises_an_exception*, *this_raises_another_exce
On Tue, Jan 4, 2022 at 3:32 PM elvis kahoro wrote:
>>
>> Reading between the lines, I *think* that you want the match statement
>> to catch the exception that you get when the attribute lookup fails, am
>> I right?
>
> Yes!
>
> I was hoping there could be some syntax to extend pattern matching to
>
> Reading between the lines, I *think* that you want the match statement
> to catch the exception that you get when the attribute lookup fails, am
> I right?
Yes!
I was hoping there could be some syntax to extend pattern matching to
handle exceptions such that we could handle patterns with mult
Steven D'Aprano writes:
> I propose:
>
> match expression:
> except exceptions:
> block
> # regular cases follow after the except block
I probably would rarely use this syntax (preferring the explicit
temporary, and possibly encapsulating the exception handl
Hi Elvis,
On Sat, Jan 01, 2022 at 12:59:32AM -0500, elvis kahoro wrote:
> The functionality that I'm thinking about is:
>
> match (named_tuple_object.*missing_attribute*, a_random_string):
> case *AttributeError*, "Catching an attribute error":
> print("Catches as attribute error")
That's proposed in PEP 645 (https://www.python.org/dev/peps/pep-0645/).
Personally I think it's not necessary, we should just write MyType | None.
(Yes, this is directly from TypeScript.)
On Sun, Aug 15, 2021 at 6:10 AM Will Bradley
wrote:
> Hi all,
>
> As of 3.10 (PEP 604) we've gotten syntacti
You can use `T | None`
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Any has the same number of characters as All
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Kathiri
Sent: 15 August 2021 19:29
To: Joren Hammudoglu
Cc: python-ideas@python.org
Subject: [Python-ideas] Re: PEP idea
+1 I like it, anything to get rid of Optional[type] is good.
If we can replace Callable[[type1], type2] with (type1) -> type2 and typing.Any
with just soft keyword “
+1 I like it, anything to get rid of Optional[type] is good.
If we can replace Callable[[type1], type2] with (type1) -> type2 and typing.Any
with just soft keyword “All”, type annotations will be fun!
Sent from my iPhone
> On 15 Aug 2021, at 8:41 PM, Joren Hammudoglu wrote:
>
>
> See https:
See https://www.python.org/dev/peps/pep-0645/
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