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Re: Pass and return

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On 12/21/2012 03:52 AM, Duncan Booth wrote:
> Mitya Sirenef <msirenef@lightbird.net> wrote:
>
>> On 12/21/2012 12:23 AM, iMath wrote:
>>> Pass and return
>>> Are these two functions the same ?
>>>
>>> def test():
>>>       return
>>>    
>>> def test():
>>>       pass
>>
>>   From the point of style, of course, the latter is
>> much better because that's the idiomatic way
>> to define a no-op function. With a return, it
>> looks like you might have forgotten to add the
>> value to return or deleted it by mistake.
>>
> I would say it is *an* idiomatic way to define a no-op function.
>
> Another idiomatic way is to use a doc-string as the only body,
> that way you can also explain why you feel the need for an empty
> function.
>

That's true, a docstring is preferable in many cases.  -m


-- 
Lark's Tongue Guide to Python: http://lightbird.net/larks/

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Pass and return iMath <redstone-cold@163.com> - 2012-12-20 21:23 -0800
  Re: Pass and return Mitya Sirenef <msirenef@lightbird.net> - 2012-12-21 00:40 -0500
  Re: Pass and return Mitya Sirenef <msirenef@lightbird.net> - 2012-12-21 00:45 -0500
    Re: Pass and return Duncan Booth <duncan.booth@invalid.invalid> - 2012-12-21 08:52 +0000
      Re: Pass and return Mitya Sirenef <msirenef@lightbird.net> - 2012-12-21 12:15 -0500
  Re: Pass and return Chris Angelico <rosuav@gmail.com> - 2012-12-21 17:19 +1100
  Re: Pass and return Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-12-21 08:27 +0000
  Re: Pass and return iMath <redstone-cold@163.com> - 2012-12-22 07:11 -0800

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