Re: Yet Another Switch-Case Syntax Proposal

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Date	2014-04-07 09:16 +1000
Subject	Re: Yet Another Switch-Case Syntax Proposal
From	Chris Angelico <rosuav@gmail.com>
Newsgroups	comp.lang.python
Message-ID	<mailman.8965.1396826189.18130.python-list@python.org> (permalink)

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On Mon, Apr 7, 2014 at 6:13 AM, Michael Torrie <torriem@gmail.com> wrote:
> On 04/06/2014 12:07 PM, Chris Angelico wrote:
>> This has a slight oddity of parsing (in that an expression can
>> normally have a comparison in it); if you really want to use the
>> result of a comparison inside a case block, you'd have to parenthesize
>> it. But it's easy enough to explain to a human.
>
> This syntax is almost identical to the if/elif/else syntax, though, no?

Like I said, it's a short-hand for an if/elif tree, nothing more. Most
of the proposals have effectively been that anyway. There are
differences, though; the case target gets evaluated only once, for
instance. I'm not pushing strongly for its addition to the language.

ChrisA

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Re: Yet Another Switch-Case Syntax Proposal Chris Angelico <rosuav@gmail.com> - 2014-04-07 09:16 +1000

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