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Re: Coolest Python recipe of all time

From Stefan Behnel <stefan_ml@behnel.de>
Subject Re: Coolest Python recipe of all time
Date 2011-05-03 07:04 +0200
References <69c1813d-1a9a-4686-9768-8ec1910a45f8@d19g2000prh.googlegroups.com> <ak5ur6pugqvjrs4dthlpp5j4q1i6h0gimv@4ax.com> <mailman.1079.1304369965.9059.python-list@python.org> <018ur6da31iv7us9gm4dpgl7tfl0i6snb2@4ax.com>
Newsgroups comp.lang.python
Message-ID <mailman.1092.1304399103.9059.python-list@python.org> (permalink)

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David Monaghan, 02.05.2011 23:45:
> On Mon, 2 May 2011 14:58:50 -0600, Ian Kelly wrote:
>
>> On Mon, May 2, 2011 at 2:48 PM, David Monaghan wrote:
>>> On Mon, 2 May 2011 10:33:31 -0700 (PDT), Raymond Hettinger wrote:
>>>
>>>> I think it is time to give some visibility to some of the instructive
>>>> and very cool recipes in ActiveState's python cookbook.
>>>>
>>>> My vote for the coolest recipe of all time is:
>>>>
>>>>     http://code.activestate.com/recipes/365013-linear-equations-solver-in-3-lines/
>>>
>>> Really cool, but wrong. x = 3234.667, not 3236.0
>>
>> Nope, I get 3236.  Maybe you made a mistake somewhere.
>
> Oops. What a plonker .Three times I checked and got the same result each
> time. Now it works fine. Sorry!

The bad thing about this recipe is that it requires quite a bit of 
background knowledge in order to infer that the code the developer is 
looking at is actually correct. At first sight, it looks like an evil hack, 
and the lack of documentation doesn't help either.

Stefan

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Thread

Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-02 10:33 -0700
  Re: Coolest Python recipe of all time David Monaghan <monaghand.david@gmail.com> - 2011-05-02 21:48 +0100
    Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-02 14:58 -0600
      Re: Coolest Python recipe of all time David Monaghan <monaghand.david@gmail.com> - 2011-05-02 22:45 +0100
        Re: Coolest Python recipe of all time Stefan Behnel <stefan_ml@behnel.de> - 2011-05-03 07:04 +0200
          Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-03 09:43 -0700
            Re: Coolest Python recipe of all time Chris Angelico <rosuav@gmail.com> - 2011-05-04 07:54 +1000
            Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-03 16:10 -0600
        Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-02 23:17 -0600
        Re: Coolest Python recipe of all time Terry Reedy <tjreedy@udel.edu> - 2011-05-03 02:00 -0400
          Re: Coolest Python recipe of all time Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2011-05-03 18:29 +1200
            Re: Coolest Python recipe of all time Terry Reedy <tjreedy@udel.edu> - 2011-05-03 11:49 -0400
            Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-03 09:32 -0700
            Re: Coolest Python recipe of all time geremy condra <debatem1@gmail.com> - 2011-05-03 09:51 -0700
        Re: Coolest Python recipe of all time Stefan Behnel <stefan_ml@behnel.de> - 2011-05-03 08:23 +0200
          Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-03 15:19 -0700
  Re: Coolest Python recipe of all time Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-06 16:59 +0000
    Re: Coolest Python recipe of all time geremy condra <debatem1@gmail.com> - 2011-05-06 10:43 -0700
    Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-06 12:36 -0600
      Re: Coolest Python recipe of all time Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-07 08:29 +0000
        Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-07 08:54 -0600
        Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-07 14:02 -0700
    Re: Coolest Python recipe of all time Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-06 13:38 -0600
    Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-06 12:58 -0700
  RE: Coolest Python recipe of all time Trent Nelson <trent@snakebite.org> - 2011-05-09 02:31 -0700
    Re: Coolest Python recipe of all time Raymond Hettinger <python@rcn.com> - 2011-05-09 14:10 -0700

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