data hiding/namespace pollution

Alex Hunsley lard at tardis.ed.ac.molar.uk
Mon Oct 31 12:39:37 CET 2005


Jorge Godoy wrote:
> Alex Hunsley <lard at tardis.ed.ac.molar.uk> writes:
> 
> 
>>Sorry, I wasn't being clear. What I should have said is that I don't like the
>>idea of a typo in an assignment causing the assigning of the wrong thing.
>>e.g. imagine a simple value-holding class:
>>
>>class Values:
>>	pass
>>
>>v = Values()
>>
>>v.conductoin = 10
>>
>>
>>... I meant to type 'conduction' in the source but spelt it wrong.
>>My value won't be there when elsewhere I refer to the correct attribute:
>>"conduction".
> 
> 
> Recently there was a big thread where that was raised again (yep, you're not
> the first, nor the second, nor the third...).  You should write unittests, use
> tools like pychecker, pylint, etc. 

Yup, I'm plannig on using pyunit. Didn't know about pychecker though, 
thanks for that!



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