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To: python-list@python.org
From: Mark Lawrence <breamoreboy@yahoo.co.uk>
Subject: Re: Show off your Python chops and compete with others
Date: Fri, 08 Nov 2013 09:23:30 +0000
References: <82328ec8-7178-4a17-abfe-13d444fab9cf@googlegroups.com> <mailman.2107.1383786254.18130.python-list@python.org> <l5eqi0$3ha$1@dont-email.me> <mailman.2114.1383794270.18130.python-list@python.org> <c6a4b69c-51ee-4367-8bf0-aefed08d7bb1@googlegroups.com> <pyReu.25286$ql7.11998@fx33.am4> <roy-E0C307.20020107112013@news.panix.com> <l5hfuj$m2n$1@dont-email.me> <roy-187962.20540507112013@news.panix.com> <l5hh32$qf4$1@dont-email.me> <roy-11E1E6.21185807112013@news.panix.com>
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Xref: csiph.com comp.lang.python:58766

On 08/11/2013 02:18, Roy Smith wrote:
> In article <l5hh32$qf4$1@dont-email.me>, alex23 <wuwei23@gmail.com>
> wrote:
>
>> On 8/11/2013 11:54 AM, Roy Smith wrote:
>>> Dead code doesn't count.
>>
>> Neither do shifting goalposts.
>
> It's not a shifting goalpost.  My original statement was that:
>
> def foo():
>     raise Exception
>
> defines a function which 1) has no explicit return statement and 2) does
> not return None.  I stand by that statement.  There is no possible
> codepath, no possible calling sequence, no possible execution
> environment, which will cause that function to return None.  That fact
> that one particular Python implementation happens to produce unreachable
> bytecode for returning None is meaningless.  Would you say that:
>
> def baz():
>     return None
>     print "I got here"
>
> is a function which prints "I got here"?
>

Game, set and match to Roy Smith? :)

-- 
Python is the second best programming language in the world.
But the best has yet to be invented.  Christian Tismer

Mark Lawrence