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Groups > comp.lang.python > #94049

Re: Proposed keyword to transfer control to another function

From Serhiy Storchaka <storchaka@gmail.com>
Subject Re: Proposed keyword to transfer control to another function
Date 2015-07-18 06:48 +0300
References <CAPTjJmq7_sG+HmMCBPWq2A3GQFPix-OjUTCu+yAmWiJmEFy6PA@mail.gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.672.1437191299.3674.python-list@python.org> (permalink)

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On 17.07.15 02:46, Chris Angelico wrote:
> Out of the lengthy thread on tail call optimization has come one broad
> theory that might be of interest, so I'm spinning it off into its own
> thread.
>
> The concept is like the Unix exec[vlpe] family of functions: replace
> the current stack frame with a new one. This can be used for explicit
> tail recursion without repeated stack frames, or for a pre-check that
> then disappears out of the stack. Like any other feature, it can be
> misused to make debugging difficult, but among consenting adults,
> hopefully it can be used sensibly.

I think there is no chance that this proposition will be accepted by 
Guido, because it makes debugging harder.

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Re: Proposed keyword to transfer control to another function Serhiy Storchaka <storchaka@gmail.com> - 2015-07-18 06:48 +0300
  Re: Proposed keyword to transfer control to another function Rustom Mody <rustompmody@gmail.com> - 2015-07-18 20:06 -0700

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